The PP bottles are hollow molded by injection stretch blow molding, in which the molten PP of the injection molding machine is injected into the injection mold, and the transparent bottomed parison is formed by rapid cooling, and then the parison is heated inside and outside in another station to reach a certain temperature. Extend the preform by a certain percentage, and then refill it with compressed air to obtain the required hollow product. The characteristic of this molding method is that the axial and radial stretch ratios are the same, which can improve the mechanical properties, permeability resistance, transparency and reduce the wall thickness of the blow molded container. The thinnest process. It has the advantages of uniform wall thickness, good dimensional stability, light weight and high strength, so it has a wide range of applications. Injection stretch blow molding process can be divided into fully automatic one-step method and fully automatic two-step method. The characteristic of the two-step process is that the preform is completed on a special high-speed injection molding machine, and its production efficiency is generally higher. Because there is no need to dry the raw materials, and there is no need to process the bottles such as styling and crystallization at the mouth, so the process is easier to control, less equipment, and greater flexibility. For the production of hot-filled bottles, the adjustment time for the equipment is also very short.



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Check the spray bottle nozzle for foreign objects. Spray bottle nozzles usually consist of one or more very small holes. If the lid is not closed in time after daily use, the fine dust particles in the air will stick to the nozzle and cause blockage, thus preventing the spray bottle from spraying. If there are many accessories on the spray bottle nozzle, wipe the nozzle with a towel or the like. If particles are drilled in the nozzle hole, you can use a sharp object to pick up the particles.

Check if the print head is sunk. If you use too much force when using the spray bottle, it may cause the spray head to sink for a long time, and it will not automatically return to the original position every time. If the spray bottle nozzle sinks, if you press the button at this time, nothing can be ejected, so you need to pull the nozzle to the same height as the original nozzle before the nozzle can return to the original position of spraying.


Check the spray bottle nozzle for foreign objects. Spray bottle nozzles usually consist of one or more very small holes. If the lid is not closed in time after daily use, the fine dust particles in the air will stick to the nozzle and cause blockage, thus preventing the spray bottle from spraying. If there are many accessories on the spray bottle nozzle, wipe the nozzle with a towel or the like. If particles are drilled in the nozzle hole, you can use a sharp object to pick up the particles.

Check if the print head is sunk. If you use too much force when using the spray bottle, it may cause the spray head to sink for a long time, and it will not automatically return to the original position every time. If the spray bottle nozzle sinks, if you press the button at this time, nothing can be ejected, so you need to pull the nozzle to the same height as the original nozzle before the nozzle can return to the original position of spraying.



Shake the spray bottle. The nozzle of the spray column in the bottle is fixed in one position for a long time. When spraying objects in this position, the remaining objects may be uneven, which may cause spray bottle spraying. If the uneven distribution of objects in the bottle causes the spray bottle to spray, you can shake the spray bottle left and right to make the remaining objects evenly distributed before spraying.

Rotate the nozzle. If the direction of the spray head is fixed in one position for a long time, it may also cause the spray bottle to spray out. The spray head of the spray bottle can usually rotate freely. At this time, the spray head can rotate clockwise or counterclockwise to help the spray bottle spray things.

The pump assembly is damaged. The pump is the core component of the spray bottle. If the pump components are damaged, the cost of the spray bottle will be reimbursed. At this point, you can check the parts that make up the pump, if possible, replace the parts and repair the pump. If the pump cannot be repaired, replace it with a new spray bottle.

Disassemble and check whether the spray column is clogged. The key component of the spray column wet spray bottle is that if the spray column is blocked, it will not spray. At this time, the spray bottle must be disassembled and the spray column cleaned to make the spray bottle spray out.


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The design of the spray plastic bottle is actually very simple, the basic principle is the principle of pipe pumping. The main design is in the bottle mouth, that is, one bottle head should be installed on the bottle mouth. The bottle head mainly depends on a trigger. The trigger can trigger a small water pump, and then the water pump is connected to a plastic tube. This straw can suck the contents of the bottle from the bottom of the reservoir. Of course, this can only be used for liquid or sticky. Thick emulsion. The pump then presses the liquid into a narrow cavity and ejects them from the small hole of the sprayer nozzle. The viscosity of the liquid determines the size of the nozzle and the thickness of the plastic tube.




The moving original of the hydraulic pump in the spray plastic bottle design is a piston, located in a cylindrical hydraulic chamber, and there is a small spring in the hydraulic chamber. To run the hydraulic pump, the wrench must be pulled back, so that the piston Pushed in the hydraulic chamber, the moving piston compresses the spring. When the wrench is released, the piston is pushed out of the hydraulic chamber. The two strokes of the piston into and out of the hydraulic chamber constitute a complete pump cycle.


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1) The application range of plastics and composite materials is increasing, and the design of plastic bottles is becoming more diverse. The use of glass bottles is restricted.

2) Diversification of packaging containers (to meet different levels of consumption).

3) Serialization of packaging design. The packaging is more and more adapted to the needs of personality development.

4) Some products are packaged in spray packaging to facilitate consumer use.

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When it comes to cosmetic packaging, the core elements are aesthetics and preservation. Plastics have stood the test of both practicality and economy. Plastic bottle manufacturers explored the manufacturing process of plastic containers, different standards and components of plastic packaging used in the cosmetics industry, and provided you with the concept of different packaging trends due to marketing, environmental impact, and identified the best supplier.
Plastic is still the main material used in cosmetic packaging caps.


Plastic packaging still has the most important meaning for cosmetics and beauty products. Whether it is economical beauty essentials or exquisite luxury beauty products, they have a continuous impact on the market. And it is unlikely to change on a large scale in the near future.


The cosmetic package includes a first package and a second package. Materials used for this purpose are mainly thermosetting resins and thermoplastic resins. Thermoplastics have a greater range of recycling because they can be remelted and reshaped. Some examples of thermoplastics include polypropylene, polyvinyl chloride (PVC), and low density and high density polyethylene (LDPE, HDPE). On the other hand, thermosets are harder and irreversible under extreme heat, can even resist thermal decomposition and have chemical resistance and great dielectric strength. Some examples of thermosetting include melamine resins, epoxy resins, and other fiber-reinforced materials. Parts made from thermosets are almost permanent and are mainly used for specific purposes and requirements, such as nail polish caps and parts connected to applicators, while thermoplastic polymers are used extensively to improve flexibility. Whether it’s a liquid, cake, powder or semi-solid compound, thermoplastic-based containers are excellent at making cunning boxes for powders, convenient squeeze foundations, creams and gels, all for style and Ease of use is essential for usability. In addition, PVC, PP, and polyethylene containers have a larger impromptu cost range, as cosmetic container manufacturers may also recycle used containers and increase overall investment costs.

There are a variety of techniques that can be used to mold resins into polymers and ultimately containers and container parts such as bottle caps and decorations. The diversification of decorative packaging and multi-functional packaging requires the fusion of different types of materials, and it is difficult to achieve peace with only one material. All these changes can be confirmed by various types of thermosetting resins and thermoplastic resins. Therefore, both are crucial to the cosmetics packaging industry.



Plastic container manufacturing process
A variety of plastic technologies are developing rapidly, and their entertainment, even encouraging strict requirements for design, function and application, are more suitable for the cosmetics packaging industry.

Various plastic container manufacturing methods mainly used in the cosmetic packaging industry include blow molding, extrusion blow molding, and lamination.

Blow molding is the basic concept of plastic container manufacturing and is widely used to make bottles and jars. The method involves forming a molten plastic parison in a tubular form, or in some cases through a preform, to shape it in a cooled metal mold. Inside the mold, the plastic is expanded by air to give it the desired shape and shape. Once the plastic material has hardened, the mold is separated from the plastic and then surface treated, coated, and colored. There are other technologies for this concept, such as injection blow molding and injection stretch blow molding, which are mainly used in vials.

Thermoforming is another manufacturing process for making insert trays, cosmetic packaging, cosmetic applicators, etc. This process involves molding a heated, extensible plastic sheet with some kind of pressure generated by vacuum or mechanical reinforcement.

Composite materials are also sometimes used, such as multilayer composite plastics or laminates. The lamination process is quite new and has found important uses in a short time, especially in the manufacture of cosmetic packaging tubes and sachets.

Identify high-quality plastic cosmetic container suppliers
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In the following, the molding parameters of each stage are analyzed from the PP plastic bottle blow molding process. The blow molding process can be divided into four stages:

(1) Parison formation stage The polymer is transported, melted, kneaded, and pumped out into a parison formation stage in an extruder. At this stage, the main process parameters affecting the wall thickness distribution are:

a. the molecular weight distribution of the material and the average molecular weight;



b.the temperature control system and screw speed of the blow molding machine, where the temperature control system includes the hopper temperature, the barrel 1 zone, 2 Zone, zone 3, zone 4 temperature, flange temperature, and storage die head zone 1, zone 2, zone 3, zone 4 temperature.





(2) The parison blanking stage The parison is extruded from the gap between the die lip and the core as the blanking stage. At this time, the two phenomena of parison expansion and parison vertical expansion affect parison molding. The main process parameters that affect wall thickness distribution are the die diameter and wall thickness control system of the blow molding machine, where the control system includes an axial wall thickness control system and a circumferential wall thickness control system to adjust the gap between the die lip and the core.


(3) In order to avoid the contact and adhesion of the inner surface of the parison and improve the uniformity of the product wall thickness, the parison should be pre-inflated. In the parison pre-blowing stage, air is sprayed from below the parison into the parison to protect the parison and reduce its vertical extension. At this stage, the main process parameters affecting wall thickness distribution are: pre-blowing pressure and pre-blowing time.


(4) High-pressure blowing stage of the parison The high-pressure inflation of the parison makes it close to the mold cavity, and realizes the plastic forming stage of the product. At this stage, what affects the product molding is that the parison is deformed by high pressure inflation, and the parison is deformed by contact with the mold cavity. The main process parameters affecting wall thickness distribution are: shrinkage of material, blowing pressure, time, mold material, structure, mold exhaust system and mold cooling system, such as cooling channel distribution, cooling water inlet temperature, etc. Although there are many factors affecting the quality of blow molded products, after the production conditions and product requirements are determined, adjusting the blow molding process parameters can effectively improve the product quality. Optimized process parameters can improve production efficiency, reduce raw material consumption, and optimize the overall performance of the product.

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Cosmetic plastic bottles: Plastic is a polymer synthetic material with many types. The advantages are:

(1) Good mechanical properties, light weight, convenient storage and transportation, and easy to carry and use;

(2) Impermeability, good sealing and high transparency;

(3) Good processing performance, can be made into bottles, caps, films, bags and composite packaging materials of various specifications;

(4) Good decorative coloring and printing performance. Logos, instructions, labels, and barcodes can be directly inkjet or printed on plastic materials without falling off;

(5) Good chemical stability, weak toxicity, hygiene and safety.

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Airless packaging has been popular in the industry for a long time. Many large companies have joined the trend as they recognize the benefits of airless containers. Some innovative companies have even added their own environmental features to meet the growing demand for green products. Here we take a look at the benefits and features of airless pumps



airless pump is not your ordinary cosmetic container

Thousands of dollars (or even millions of dollars) can be used to develop new cosmetics. However, if the packaging does not support the brand or product image, all the hard work may be wasted immediately.



Therefore, the importance of investing in the right packaging cannot be overemphasized. Nowadays, the right container must not only be used as the outer shell of the product, but also must protect the formula, enhance the consumer experience, emphasize the efficacy of the product and enhance the brand image.



According to research by GBI Research, the trend in the cosmetics industry known as "cosmetics" is growing, or cosmetics fall into any of these three labels (skin care, hair care, etc.). Experts say that cosmeceuticals will continue to spread, and the market will grow to 4.6% by 2018.



What does this mean, and where does airless packaging come from? To move the market and stand out, manufacturers need to align their product catalogs with the growing demand for chemical-free and environmentally friendly products. They do this by using advanced and innovative formulas.



However, because these formulations are particularly sensitive to contamination, companies need a special packaging to protect their products. By far the best solution is airless packaging. The air-tight environment created by the airless pump prevents reactive compounds from decomposing the product.





In the 2012 Aranca case study, airless dispensers were mainly used in the field of skin care. It obtained 60% of the total number of cosmetics and medicines using air-tight packaging technology. In the same study, Europe was the largest user of airless containers (58%). The United States ranks second (25%).





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The Airless Packaging Association defines the technology as: "A pressure-free, tamper-resistant distribution system that combines mechanically driven pumps and containers to deliver products without air intake after filling and hermetic sealing. Containers have soft bags or sliding pistons. "This is not a particularly new phenomenon. In fact, the technology was first introduced on a large scale in the mid-1980s, when toothpaste manufacturers adopted airless systems for technical and marketing purposes. But the cosmetics industry quickly took advantage of this idea, driving further innovation in airless packaging.







Cosmetic brands play a key role in the popularity of airless packaging. Many products sold in the cosmetics sector, including natural skin creams, serums, foundation creams and other preservative-free formula creams, are sensitive to exposure, making them ideal for a wide range of packaging solutions that are exposed to extensive air aims. Therefore, this airless packaging technology is widely touted as a new future for cosmetics and beauty packaging.



Cosmetic Airless Bottles are a common choice for cosmetic products because air can cause the degradation of certain active ingredients. However, the appeal of this technology is not limited to air-sensitive formulations. Brands have also begun to use airless cans, bottles and pumps to gain functional benefits, even if the product’s formula does not necessarily require it. Compared to traditional formats, airless packaging provides manufacturers with enhanced capabilities that allow distributors to reduce the amount of overall packaging materials used. In addition, according to TMR, precise airless dispensing functions (such as airless pumps) allow shoppers to access and use approximately 95% of the contents of the bottle, which is much higher than traditional pump forms.



As TMR analysts said: "The zero waste advantage of airless packaging alone is expected to revolutionize several industries, especially the cosmetics industry. Several leading manufacturers of cosmetics and personal care products, such as L’Oreal, Olay, Nivea and Oriflame, are obsessed with airless packaging and have received highly positive feedback from users on the amount available in a given packaging.







The future of airless packaging in cosmetics

As environmental issues continue to affect consumer preferences and product development, airless packaging forms may develop further. For organic brands, the novelty of airless technology has been cleverly combined with environmental attributes to differentiate products from traditional products, but as more and more brands take advantage of the cost-effectiveness of one format, reducing preservatives And interest in overall packaging materials may increase further.





However, the global airless packaging market still has a lot of room for growth. "A lot of the reasons are the growing demand for premium packaging and luxury packaging. The cosmetics industry in particular has shown a positive tendency towards more use of premium packaging, as it allows them to launch several luxury cosmetics with higher product appeal.





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The spray bottle is a very useful machine and a perfect display of basic plumbing principles. The spray bottle head consists of only a few parts. It has a trigger lever that can trigger a small pump. The pump is mounted on a plastic tube that draws cleaning fluid from the bottom of the tank. The pump pushed the liquid down into a narrow bucket and made a small hole at the muzzle. The holes or nozzles are used to collect the flowing liquid to form a concentrated stream.

The only complicated element in the design is the fluid pump, which is as simple as that. The main moving element is a piston housed in a cylinder. There is a small spring in the cylinder. To operate the pump, pull the trigger back and push the piston into the cylinder. The moving piston compresses the spring, so when you release the trigger, the piston is pushed back from the hydraulic cylinder. These two strokes of the piston enter the cylinder and enter again, forming the entire pump cycle.

The downstroke (piston push) reduces the cylinder area, forcing fluid out of the pump. The upstroke is a spring that pushes the piston back, expanding the cylinder area and drawing fluid into the pump. In a spray bottle, you need to inhale the cleaning solution from the container below and push it out through the pen holder above. In order for all fluid to flow through the syringe, the pump can only push the fluid upwards, not force the fluid back into the tank. In other words, fluid can only flow through the pump in one direction.

The device that makes this possible is called a check valve. The spray bottle has two check valves in the pump system: one between the pump and the reservoir, and the other between the pump and the nozzle. Normally, the valve between the pump and the tank consists of a small rubber ball that is neatly placed in a small seal. The sides of the seal are angled so that the ball does not fall. Depending on the design, gravity or smaller springs hold the ball on the seal when not pumping, blocking the water channel. When the piston is removed (when the trigger is released), the expansion area of ​​the cylinder draws fluid underneath and pulls the ball out of the seal. As the ball is lifted, fluid can flow freely from the container. However, when you squeeze the trigger, the external force of the moving fluid pushes the ball into the seal, blocking the passage to the reservoir. Therefore, the pressurized fluid is only pushed into the barrel.

In the injection mechanism shown in the figure above, the check valve between the pump and the nozzle is a cup-shaped piece that can be installed at the end of the barrel. During the upward stroke, inward pressure from the pump pulls the suction cup towards the syringe, so air cannot flow in through the nozzle. On the downward stroke, the discharged liquid lifts the cup slightly from the bucket and flows through the nozzle. Without the second non-return valve, the pump system will not be able to draw liquid from the tank because there will be no suction (the air pressure will not drop). The upward stroke does not reduce the air pressure in the pump; it only draws more air to maintain that pressure.

The valve can also be used as a shut-off system. When screwing in the nozzle, it presses the valve cup tightly against the barrel, so you cannot force any liquid out. When you release the nozzle, there is plenty of room for the valve cup to move back and forth.

When using the spray bottle for the first time, you must squeeze the trigger several times to spray any cleaning fluid. There are two reasons for this delay:

Before starting pumping, set the spray gun to stroke down, not up (the piston is outside the cylinder). When you first pull the trigger backwards and the piston is pushed in, no liquid can be drawn out; therefore, when you pull the trigger back, no liquid can be drawn out. There is only air in the cylinder chamber. The piston must slide out to draw any fluid out of the reservoir.
During the first upstroke, the pump starts to draw cleaning fluid from the reservoir. However, it also draws in air from a plastic tube leading to the reservoir. You must drive this air through the pump mechanism before you start spraying the cleaning fluid. This may take several drops and rises.
This simple pump design is called a reciprocating piston pump and can be used for a variety of tasks. In addition to pressurizing water, air, and many other fluids, this design can extract water and oil from the ground. We even have a reciprocating pump built into the body: your heart expands to suck low-pressure blood through one check valve, and then contracts to force high-pressure blood into the body through another check valve. The basic mechanisms that make ordinary spray bottles work can also keep you alive!


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The market development of cosmetic plastic containers and packaging in recent years has not been as rapid as before, which is mainly caused by pinch attacks in various aspects.


The rise of environmental protection policies and environmental protection concepts has a great impact on cosmetic plastic container packaging. Environmental protection policies have affected a large number of small and medium cosmetic packaging bottle manufacturers, and many have shut down. Environmental protection has led people to turn to more environmentally friendly packaging materials such as paper.


Secondly, the plasticizer incident and the bisphenol A incident have also greatly affected the cosmetic plastic container packaging market. Due to the consideration of the safety and health of packaging materials, people have turned to more reliable glass bottle packaging. In recent years, glass bottle packaging orders have resumed rapidly.


In the traditional processing and manufacturing industry, there are many industries that have related standards and specifications for the products they produce. At present, in addition to food, medicine and other packaging products, plastic bottles have uniform standards. However, many types of plastic bottles involve many industries, and there are almost no corresponding standards and specifications. Unlike the machinery and other industries, which are basically large-scale enterprises, there are many small and medium-sized enterprises in the plastic bottle industry. Some even family workshops have no unified standards. There is no corresponding reference standard for purchasing businesses. Therefore, the plastic bottle market urgently needs to develop more industry standards.



For the standardization of plastic bottles, because there are many industries involved. Therefore, all parties need to be involved in the formulation process. Only downstream buyers, producers, and consumers can participate in the entire specification, and can plastic bottle standards meet market specifications. Such standards are more in line with market needs.

With relevant plastic bottle production standards and specifications. For plastic bottle buyers, there are relevant references in the procurement process. For production, there are also production standards, and uneven quality can be standardized.

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After injection molding, the plastic is melted and injected into the mold with pressure. The blow molding bottle is heated and softened with the plastic preforms and put into the mold. High-pressure air is added to the preforms to make the softened preforms stretch and thin to form the same product as the mold. At present, cosmetic bottles generally include a shell and a cover body that covers the shell. The shell is often processed by a blow molding or injection molding process. The cosmetic container bottle processed through the bottle blowing process has many problems such as defective products. The casing may be single-layered or double-layered.



In the traditional technology, the shell made by the injection molding process is usually a single-layer structure, but when the shell is used to achieve the effect of the double-layer structure, the shell needs to be made into a high-wall thickness container, and the side wall of the shell For solid, the shell after molding is heavy. Compared with the hollow double-layer structure shell, the material cost is high, the cost of processing high-wall-thick molds is high, the processing efficiency is long due to the long molding cycle, and it is easy to deform during processing, and the yield is low due to shrinkage.

In view of this, cosmetic bottles are processed by injection molding to reduce the defective rate of products and improve the quality and aesthetics of the products. In order to meet the process requirements such as mold opening during injection molding, the bottom of the outer shell is an open type, and a bottom cover is equipped with the open type bottom.



Cosmetics are essential items for women. Because women are sensitive to fashion trends, colors, and styles, the appearance of packaging containers for cosmetics is slightly out of fashion or without any color or style Thinking, it will not be able to attract the attention of female consumers, and will have a great impact on the appearance and sales of cosmetics. Cosmetic bottles, the industry really needs to work hard to develop improvements.

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Plastic packaging bottles are usually made of 7 materials. Due to its inherent characteristics, the finished bottle has its own characteristics. Cosmetic plastic bottles are easy to shape, can be processed into various shapes, have low cost, are easy to produce, and can be processed into many colors.



The disadvantage of cosmetic plastic bottles is that they are not as transparent as glass, but at that time polyhexene expanded the blow molding technology to overcome the shortcomings of low transparency of polyolefin blow bottles, and its transparency was close to that of glass bottles. . Plastic bottles mimic the texture and appearance of glass bottles. This type of plastic bottle utilizes PET injection molding processing skills. It is an industrial plastic bottle with a wall thickness of MM. The body of the bottle has crystal-like brightness and brightness, and its appearance is very similar to that of a glass bottle.

Cosmetic plastic bottle materials have excellent printing capabilities. It can print instructions, logos and barcodes directly on the container surface using thermal transfer, inkjet, printing and other methods. Cans, boxes and other plastic containers. Cosmetic capsules come in a variety of shapes, including spheres, olives, hearts and crescents, and come in a variety of colors, both bright and bright, and with colored pearls. These packages provide consumers with a safer and more convenient way to consume.



In the past few years, the cosmetic container industry has been working hard to develop a product that not only maintains the quality of the skin, but also meets the requirements of luxury, novelty and appearance. It allows multiple layers of different types of plastic to be combined together and formed in one go.



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Plastic bottle molding refers to the process of making a final plastic product from a polymer produced by a synthetic resin manufacturing plant. Processing methods (called disposable plastic processing) include compression molding (compression molding), extrusion molding (extrusion molding), injection molding (injection molding), blow molding (hollow molding), calendering, and so on.

This operation can be automated, and injection molding is also called injection molding. Injection molding is a method of injecting a thermoplastic melt into a mold under high pressure by using an injection molding machine (or an injection machine) to cool and solidify a product. Injection molding can also be used for the molding of thermosetting plastics and foams. The advantages of injection molding are fast production speed and high efficiency. It can form parts with complex shapes, which is especially suitable for mass production. Disadvantages are high equipment and mold costs, and difficult cleaning of the injection molding machine.

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Today, people use cosmetic bottles, many of which are in cosmetic airless bottles. We can use them, which is very convenient.



If you squeeze a cosmetic airless bottle, you need to make a better choice of bottle materials. It should not be destroyed. It’s best to choose a plastic that doesn’t break easily and is stronger under pressure. Usually, a bottle filled with cosmetics will be placed in the freely moving part of the bottle, and then slowly moved to the top during use until the contents of the bottle are used up, that is, the distance of the tray from the top of the bottle.

Then open the lid, and then you can push the tray to the bottom to move. Because skin care products need to be relatively clean, the bottle should be washed multiple times before it can be placed in cosmetics. If the pressure is too great, you can try a few times and then squeeze out the makeup more easily.

Because cosmetic airless bottles can meet consumer requirements for cosmetic packaging and practicality, demand is still relatively large. But because production is more complicated, the development speed is not enough. It can be said that airless bottles follow the latest development trend of skin care products to ensure product quality. Cosmetic airless bottles can be complicated to keep the structure simple. Today, they usually consist of airtight bottles and pistons, making it easy to store a variety of skin care products.

The rapid development of cosmetic airless bottles is to allow cosmetic manufacturers to produce natural cosmetics to ensure the quality of cosmetics. The entire airless bottle is one, which ensures a true airless bottle, which simplifies the use of parts, saves resources, and is particularly easy to recycle.

Although cosmetic airless bottles have not been widely used in the field of cosmetics, we believe that as consumer demand changes and production and production processes continue to improve, airless bottles will be more suitable for consumer use.

Promote product sales: In the case of optimized bottle design, the effect of placing emulsion products in airless bottles attracts consumers with its unique appearance, thereby promoting product sales and increasing product sales to a certain extent.

These are the functions that airless bottles can play in use. Because of these functions, they are very suitable for packaging of emulsified products.

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Although manufacturers use cosmetic airless bottles to package emulsion products, the basic purpose is to use them as containers, but the main purpose is still to use the appearance of the bottle to effectively enhance the appearance of the product. Specifically, from the perspective of application bottles, you can use these cosmetic airless bottles in these applications:



Equipment emulsion products: emulsion products cannot be directly packaged with soft materials like solid products, so it is not only difficult to store and transport, it is not conducive to the product from being contaminated. It is necessary to use a bottle such as a airless to load the emulsion product. Equipped with emulsion products, it is this bottle that can play the most basic role.



Enhance the display effect of the product: the relationship between the material and the airless bottle has advantages in its own appearance and processing, and can display various colors in appearance and color according to various advantages. Enabling the bottle to take advantage of time to appear on the advantages of effective products with its own appearance to enhance the display effect.





Ningbo RuiChang Commodity Packaging Co , Ltd. is a professional manufacturer and supplier of Cosmetic Airless Bottles in China. In cosmetics and skin care packaging, cosmetic airless bottles, airless pump bottles and plastic bottles are all beautiful and practical choices, providing high-end, luxurious appearance, while also keeping the product properly.https://www.ruichangpacking.com/product/airless-bottle








The choice of plastic molding is mainly determined by the type of plastic (thermoplastic or thermosetting), the initial form, and the shape and size of the product. Common methods for processing thermoplastics include extrusion, injection molding, calendaring, blow molding, and thermoforming. Thermosets are generally processed by compression molding, transfer molding, and injection molding. Plastic molding is the process of forming plastics of various shapes (powder, pellets, solutions, and dispersions) into products or blanks of a desired shape. There are more than thirty methods for molding. Its choice is mainly determined by the type of plastic (thermoplastic or thermosetting), the starting form, and the shape and size of the product. Common methods for processing thermoplastics include extrusion, injection molding, calendaring, blow molding, and thermoforming. Thermosets are generally processed by compression molding, transfer molding, and injection molding. Laminating, molding, and thermoforming are molding plastics on a flat surface. The above plastic processing methods can be used for rubber processing. In addition, there are castings using liquid monomers or polymers as raw materials. Among these methods, extrusion and injection molding are much used, and they are also basic molding methods.



Ningbo RuiChang Commodity Packaging Co , Ltd . is one of the Plastic Bottle Manufacturer in China that produces plastic bottles for cosmetic packaging. View our cosmetic plastic bottle packaging, welcome to inquire: https://www.ruichangpacking.com


Plastic bottles are widely used in many fields, whether in industry or daily life, but no matter what raw materials are chosen to make liquid plastic bottles, they must first meet non-toxic and odor-free requirements. Must be non-toxic and odorless, environmental protection and health is the most important.


Secondary plastic production plastic bottles are plastic bottles produced from raw materials made of waste plastics that have not been strictly recycled, cleaned and disinfected. These plastic bottles are difficult to achieve in terms of hygiene and quality. The reason why these secondary materials can prevail in the market is their extremely low prices. Compared with new materials, these secondary materials that do not meet the standard are not even half the price. Some plastic bottle manufacturers use it or mix it with new materials in order to reduce costs. These plastic bottles are more harmful to humans if they are distributed in the packaging fields of food and medicine and come into direct contact with food and medicine. At the same time, he has also formed unfair competition for manufacturers who use new materials to produce plastic bottles. In addition, the production of these secondary materials often also creates severe environmental problems.


1. For the plastic bottles on the market, if we generally do not pay attention, we will not distinguish the quality of the bottles and whether they are harmful to human health. But if you look closely, we sometimes find that some plastic bottles have poor gloss and contain impurities. Yes, you see plastic bottles made from secondary materials. In order to avoid more people being affected, please pay attention!


2. Sealability and water vapor permeability of the bottle and cap. Sealability and water vapor permeability are two important technical indicators of liquid plastic bottles, they have an important impact on the stability of the packaged product.


3. Quality standards for liquid plastic bottles. The quality of the product can be analyzed and judged from the product quality standards of the manufacturing plant.


4. Quality assurance system. Auditing suppliers has become an essential part of purchasing liquid plastic bottles. Through the audit, a comprehensive and correct assessment of the software and hardware facilities, technical equipment, and quality of the production plant can be made.



Ningbo RUICHANG Commodity Packaging CO , Ltd . is a Plastic Bottle Manufacturer from China. The production of plastic bottles is carefully applied to the packaging of cosmetics and daily necessities. For product information, please visit: https://www.ruichangpacking.com/product/airless-bottle


Highly transparent PP Bottle with good transparency and gloss, strong appreciation, and quite popular. Some high-end cosmetics brands have decided to use packaging bottles made of new highly transparent PP materials as packaging materials for their shower gel brands. The new high transparency is suitable and can be widely used in injection blow, extrusion blow, extrusion, and thermoforming containers. , Food, medicine bottles, etc., are competitors of PS, ABS, PET, PE bottles. As transparent containers allow consumers to clearly see the contents, consumers are increasingly demanding transparent containers, and transparent polypropylene (PP) is the main material to meet this requirement. The development of PP plastic bottles has been a hot spot in domestic and foreign plastic packaging in recent years.

For example, the natural cosmetics company’s main products include organic algae, aloe, black olive and collagen skin care products, etc. These cosmetics liquids are packaged using PP bottle characteristics. Compared with PVC and polyester, PP has some inherent advantages. Its density is low, and its weight is about 20% less than that of PVC.

The unique advantages of PP are also reflected in its high transparency characteristics, especially in extrusion blow-molded bottle applications.

Ningbo RUICHANG Commodity Packaging CO , Ltd . is a professional plastic bottle manufacturer and supplier that produces PP bottle. Welcome to inquire: https://www.ruichangpacking.com




HDPE plastic High density polyethylene (HDPE) or polyethylene high density (PEHD) are polyethylene thermoplastics made from petroleum. HDPE has a high strength-to-density ratio and is used in Raepak’s HDPE plastic bottle production. HDPE is usually recyclable, and its resin identification code is "2". Plastic bottle SAN Plastic styrene acrylonitrile resin is a copolymer plastic composed of styrene and acrylonitrile. It is also called SAN. Because of its high heat resistance, it is widely used to replace polystyrene. The polymer chains show alternating repeat units of styrene and acrylonitrile, and are copolymers.

HDPE plastic products
Classic sample of HDPE plastic bottle with dispensing pump. These bottles do not display brand or product content, allowing you to check the status of the bottles before the labeling process.

PET plastic products
This is a beautiful sample of a PET plastic bottle with a dispensing pump. You can use these designs to match many lids, distribution units and closures.

ABS / PETG plastic products
ABS / PETG belongs to the PET plastic family. It has a very transparent glass-like appearance. It is commonly used in small cosmetic containers, such as mascara capsules.

AS / ABS plastic products
AS / ABS can also have a very transparent glass-like appearance or can be color-matched to fit your brand guidelines. Usually used for small cosmetic containers such as lipstick boxes.

ABS / PE / PP plastic products
ABS / PE / PP plastic can help achieve the function of a specific product. Some mechanisms in the product may require stronger plastic types. Commonly used in cosmetic containers, such as compact containers.

PVC plastic products
This sample of PVC product is called a hanging bottle. As you can see, it looks very much like a PET bottle. However, the structure of the materials used gives them different packaging properties.

PP plastic products
An example of a PP airless container that can be used in many different cosmetic applications. The product is sturdy and light and clean.

SAN plastic products
This is a SAN plastic can. Although small, it looks like glass and is very durable. These jar types are used in waxes, lotions, creams, serums and lip products.

Acrylic plastic products
PMMA can be used with many different plastic combinations. These jars are available in the following types: PMMA, PETG / PP, AS / ABS.

Plastic Packaging
As you can see from the product examples, different plastic materials can be used with each other to produce the final product. This helps with appearance, strength, durability and also helps improve how the liquid content reacts with different types of plastics. Plastic packaging is surrounded by a number of facts aimed at producing products that work with consumers and wholesalers.

Plastic packaging brings solutions to products around the world. Plastic can be molded into jars, bottles, dispensing pumps, cosmetic packaging, and these can become the next best-selling products on the market. Plastic packaging meets today’s packaging needs from merchandise sales to product protection, and don’t forget their overall role in environmental sustainability factors.



You should now have a good understanding of how different types of plastic are used in cosmetics. If you want to know more, please visit the Plastic Bottle Manufacturer from China-Ningbo RUICHANG Commodity Packaging CO , Ltd .: https://www.ruichangpacking.com/product


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