Guangdong Leshan Intelligent Equipment Corp.,Ltd was established in 1995. The company is one of the largest blow molding machine and high-precision mold manufacturers in China. The company has a group of experienced employees who have contributed more than 20 years in the blow molding machine industry and a team skilled in after-sales service. We produce equipment such as Engine oil bottle blow molding machine,Blowing Mould & Injection Mould,Daily chemistry bottle blow molding machine,PET Machine,multi-layer coextrusion blow molding machine,Auxiliary machine,Irregular shape product blow molding machine,Food bottle blow molding machine,Milk bottle blow molding machine. Used for producing various plastic products.LESHAN has Pentahedron gantry machining center,Numerical-controlled knee bend machine,Four axis CNC machining-center,Numerically controlled lathe,Numerical-controlled cutting machine and other specialized equipment.We have obtained ISO9001:2012 international quality management system certification and CE system certification. With a good reputation and excellent service, our products have achieved huge sales in the domestic market and more than 50 countries. With excellent reputation and excellent service, our machines have achieved huge sales. Parameter Information Product Name 1 gallon bottle blow molding machine Place of Origin Foshan,Guangdong Brand Name Leshan Condition New Video outgoing-inspection Provided Machinery Test Report Provided Warranty of core components 1 year Warranty 1year Port ShunDe/GuangZhou/ShenZhen China Application Bottle Core Components PLC,Pressure vessel,Gear,Engine,Motor,Pump...etc Color customized Plastic Processed PC,PVC,EVA,ABS,PA,Polystyrene...etc Certification CE,ISO9001:2012... PLC Brand Siemens Packaging Details Standard exporting machine packing with plastic film Service Video technical support Automation Automation Supply Ability 500 Set/Sets per year Lead time (days) 70 (To be negotiated) Please note: The above table data is for reference only. For specific information, please contact us. With the development of science and technology, 1 gallon bottle blow molding machine have become intelligent and automated. Through the advanced control system, accurate control of various parameters, such as temperature, pressure, time, etc., can be achieved. Precise control of these parameters can ensure the stable quality of products and reduce losses during the production process. 1 gallon bottle blow molding machine---FAQs Guide 1.How to solve the malfunction of the 1 gallon bottle blow molding machine?2.What are the advantages of Leshan blow molding machine?3.What is the noise level of the 1 gallon bottle blow molding machine?4.How to solve the vibration problem of blow molding machine?5.How to prevent air leakage in 1 gallon bottle blow molding machine?6.Where is your factory located? How can I visit there?7.What are the steps for cleaning and maintaining a 1 gallon bottle blow molding machine?8.How long does it usually take to troubleshoot 1 gallon bottle blow molding machine?9.About 1 gallon bottle blow molding machine,What shall I provide to you for offer?10.What is a blow molding machine?11.What is the operating cost of a 1 gallon bottle blow molding machine?12.How to improve the production capacity and speed of 1 gallon bottle blow molding machine? 1.How to solve the malfunction of the 1 gallon bottle blow molding machine? As one of the top 1 gallon bottle blow molding machine manufacturers in China, we take this very seriously.1. Check the power supply: Make sure the machine is properly connected to a stable power source. If there is a power surge or fluctuation, it can cause the machine to malfunction.2. Inspect the air supply: The blow molding machine requires a steady supply of compressed air to function properly. Check the air compressor and make sure it is providing enough pressure and volume.3. Check the temperature settings: The temperature of the machine's heating elements must be set correctly for the plastic to melt and form properly. Make sure the temperature settings are appropriate for the type of plastic being used.4. Clean and lubricate the machine: Over time, dust, debris, and residue can build up on the machine, causing it to malfunction. Clean and lubricate all moving parts to ensure smooth operation.5. Check for worn or damaged parts: Inspect all parts of the machine for wear and tear. Replace any damaged or worn parts to prevent further malfunctions.6. Adjust the mold: If the product being produced is not forming correctly, the mold may need to be adjusted. Make sure the mold is properly aligned and tightened.7. Consult the manual: If the above steps do not solve the problem, consult the machine's manual for troubleshooting tips and solutions specific to your machine.8. Call a professional: If the problem persists, it may be best to call a professional technician to diagnose and repair the machine. Attempting to fix complex issues without proper knowledge and training can cause further damage. 2.What are the advantages of Leshan blow molding machine? High cost performance, moderate price, more after-sales service coverage, high insurance rate, strong durability of the machine. 3.What is the noise level of the 1 gallon bottle blow molding machine? 1 gallon bottle blow molding machine is not a product only, but also can help you comes to money-making.The noise level of a blow molding machine can vary depending on the specific machine and its operating conditions. However, on average, blow molding machines can produce noise levels between 80-100 decibels (dB). This is considered to be a high level of noise and can potentially cause hearing damage if proper precautions are not taken. It is important for operators and workers to wear appropriate hearing protection when working with blow molding machines. 4.How to solve the vibration problem of blow molding machine? Adjust the pressure and flow parameters of carriage PQ valve to make the carriage action more smoothly. 5.How to prevent air leakage in 1 gallon bottle blow molding machine? We should perform well in market competition, and the prices of 1 gallon bottle blow molding machine products have a great competitive advantage.1. Regular Maintenance: Regular maintenance of the blow molding machine is essential to prevent air leakage. This includes checking and replacing worn out seals, gaskets, and other components that may contribute to air leakage.2. Proper Lubrication: Lubrication of moving parts is important to ensure smooth operation of the machine and prevent air leakage. Make sure to use the recommended lubricants and follow the manufacturer's instructions for lubrication intervals.3. Check Air Hoses and Fittings: Inspect the air hoses and fittings for any cracks, tears, or loose connections. Replace any damaged parts immediately to prevent air leakage.4. Use High-Quality Components: Using high-quality components, such as valves, seals, and gaskets, can help prevent air leakage in the blow molding machine. These components are designed to withstand high pressures and are less likely to fail.5. Adjust Air Pressure: Make sure to adjust the air pressure according to the manufacturer's recommendations. Too much or too little air pressure can cause air leakage in the machine.6. Properly Align Parts: Misaligned parts can cause air leakage in the blow molding machine. Make sure all parts are properly aligned and tightened to prevent air from escaping.7. Regularly Inspect the Machine: Regularly inspect the machine for any signs of air leakage, such as hissing sounds or drops in air pressure. If any issues are found, address them immediately to prevent further air leakage.8. Train Operators: Properly trained operators can help prevent air leakage by operating the machine correctly and identifying any potential issues before they become major problems.9. Use Air Leak Detection Systems: Consider using air leak detection systems to identify and locate any air leaks in the machine. This can help prevent air leakage and improve the overall efficiency of the machine.10. Replace Worn Out Parts: Over time, parts of the blow molding machine may wear out and contribute to air leakage. It is important to regularly replace these parts to maintain the integrity of the machine and prevent air leakage. 6.Where is your factory located? How can I visit there? Our factory is located in Shunde, Foshan City, Guangdong Province, China. All our clients, from home or abroad, are warmly welcome to visit us! 7.What are the steps for cleaning and maintaining a 1 gallon bottle blow molding machine? We adhere to the principle of integrity and transparency, and establish long -term relationships with partners, and we attach great importance to this detail.1. Shut off and unplug the machine: Before starting any cleaning or maintenance, make sure the machine is turned off and unplugged to avoid any accidents.2. Remove excess material: Use a scraper or a brush to remove any excess material from the machine, including the mold, extruder, and die head.3. Disassemble the machine: Depending on the type of blow molding machine, you may need to disassemble certain parts to access all the areas that need cleaning. Refer to the manufacturer's manual for specific instructions.4. Clean the mold: Use a mild detergent and warm water to clean the mold. Make sure to remove any residue or buildup from the mold surface. You can also use a specialized mold cleaner for tougher stains.5. Clean the extruder and die head: Use a brush or scraper to remove any residue or buildup from the extruder and die head. You can also use a specialized cleaner for these parts.6. Check and clean the cooling system: The cooling system is essential for maintaining the temperature of the machine. Check for any clogs or buildup in the cooling channels and clean them with a brush or compressed air.7. Lubricate moving parts: Use a lubricant recommended by the manufacturer to lubricate all the moving parts of the machine. This will help prevent wear and tear and ensure smooth operation.8. Inspect and replace worn parts: Check all the parts of the machine for any signs of wear and tear. Replace any damaged or worn parts to ensure the machine's optimal performance.9. Reassemble the machine: Once all the parts are cleaned and inspected, reassemble the machine following the manufacturer's instructions.10. Test the machine: Before using the machine again, run a test cycle to ensure everything is working correctly.11. Regular maintenance: To keep the machine in good working condition, it is essential to perform regular maintenance tasks such as cleaning, lubricating, and inspecting the machine. Refer to the manufacturer's manual for a recommended maintenance schedule. 8.How long does it usually take to troubleshoot 1 gallon bottle blow molding machine? Our mission is to provide customers with the best solutions for 1 gallon bottle blow molding machine.The time it takes to troubleshoot a blow molding machine can vary depending on the specific issue and the experience of the technician. In some cases, it may only take a few minutes to identify and fix the problem, while in more complex cases it may take several hours or even days to fully troubleshoot and resolve the issue. It is important to thoroughly diagnose and address any problems with the machine to ensure it is functioning properly and producing high-quality products. 9.About 1 gallon bottle blow molding machine,What shall I provide to you for offer? Please send us your bottle picture with width,length,weights etc and better to send samples. 10.What is a blow molding machine? We maintain a stable growth through reasonable capital operations, focus on industry development trends and cutting -edge technologies, and focus on product quality and safety performance.A blow molding machine is a manufacturing machine used to produce hollow plastic parts or containers by inflating a heated plastic tube or parison inside a mold until it takes the shape of the mold cavity. The process involves melting plastic resin and extruding it into a hollow tube, which is then clamped into a mold and inflated with compressed air until it conforms to the shape of the mold. This process is commonly used to produce bottles, containers, and other hollow plastic products. Blow molding machines can be either extrusion blow molding machines or injection blow molding machines, depending on the method used to create the parison. 11.What is the operating cost of a 1 gallon bottle blow molding machine? We attach importance to the innovation ability and team spirit of employees, have advanced R & D facilities and laboratories, and have a good quality management system.The operating cost of a blow molding machine can vary depending on factors such as the size and type of machine, the materials being used, and the production volume. However, some common operating costs include:1. Energy costs: Blow molding machines require a significant amount of energy to operate, including electricity for heating and cooling processes. The cost of energy can vary depending on the location and the efficiency of the machine.2. Labor costs: The cost of labor includes the wages of operators and technicians who run the machine, as well as any maintenance or repair personnel.3. Material costs: The cost of materials, such as plastic resins, can vary depending on the type and quality of the material being used.4. Maintenance and repair costs: Regular maintenance and occasional repairs are necessary to keep the machine running smoothly, and these costs should be factored into the overall operating cost.5. Overhead costs: This includes expenses such as rent, insurance, and administrative costs that are necessary for the operation of the machine.Overall, the operating cost of a blow molding machine can range from a few hundred dollars per day for a small machine to thousands of dollars per day for a large, high-volume machine. 12.How to improve the production capacity and speed of 1 gallon bottle blow molding machine? We pay attention to user experience and product quality, and provide the best product quality and lowest production cost for cooperative customers.1. Regular Maintenance: Regular maintenance of the blow molding machine is essential to ensure its smooth functioning and prevent breakdowns. This includes cleaning, lubricating, and replacing worn-out parts.2. Use High-Quality Materials: The quality of the materials used in the blow molding process can greatly affect the production capacity and speed. Using high-quality materials can result in faster production and better quality products.3. Optimize the Design: The design of the blow molding machine can also impact its production capacity and speed. Optimizing the design to reduce the number of steps and improve the efficiency of the process can increase the production speed.4. Increase Automation: Automation can greatly improve the production capacity and speed of blow molding machines. Automated processes can reduce the need for manual labor and increase the accuracy and speed of production.5. Use Advanced Technology: Upgrading to newer and more advanced blow molding technology can significantly improve the production capacity and speed. This includes using computer-controlled systems, advanced sensors, and other technologies that can optimize the production process.6. Train Operators: Properly trained operators can greatly improve the efficiency and speed of the blow molding process. They should be trained in operating the machine, troubleshooting common issues, and performing routine maintenance.7. Implement Lean Manufacturing Principles: Implementing lean manufacturing principles can help identify and eliminate waste in the production process, resulting in increased efficiency and speed.8. Increase the Number of Cavities: Increasing the number of cavities in the blow molding machine can significantly increase the production capacity. This allows for more products to be produced in a single cycle, reducing the overall production time.9. Optimize Cooling Time: The cooling time of the products can greatly impact the production speed. Optimizing the cooling time by using advanced cooling methods can reduce the overall production time.10. Monitor and Analyze Production Data: Regularly monitoring and analyzing production data can help identify bottlenecks and areas for improvement. This can help optimize the production process and increase the production capacity and speed. Tags: 1000l blow molding machine,innova blow molding machine,shuttle extrusion blow molding machine,7000l blow molding machine,extrusion blow mold machines,combi blow molding machines,blow plastic molding machine
Blow molding is a plastic molding that takes inspiration from glassblowing. First, the raw plastic is heated to a specific temperature (which varies with the kind of plastic). After being heated, the plastic is extruded via an extrusion machine, creating a hollow tube (or parison). After a suitable mold has been made, the operator sets the parison inside and blasts air (at a pressure of about 80psi) into it. The parison then develops into the form of the mold as it expands in it. Once the plastic has cooled, it has hardened and taken the shape of the hollow components in the mold. The next step is delegation. Blow molding types Blow molding might be one of three distinct varieties; Injection blow molding A blow or core rod injects the parison into the mold cavity. The resulting comparison will resemble a test tube. Air is blasted into the parison after it has been inserted into the mold, causing the parison to take on the form of the mold. Extrusion blow molding Continuous and intermittent forms exist. In the constant variation, the parison is continuously added to the mold and then snipped out after it has cooled. However, the intermittent variety removes the parison from the mold before replacing it with a fresh one. This means the periodic version saves money and time. Injection stretch blow molding A plastic component is manufactured using both the injection and blast molding techniques. The procedure begins with an injection-molded solid pre-form. The pre-form is then heated by a machine that blasts hot air. Factors to consider when investing in the best blow molding machine The plastics industry could only function with the use of blow molding machines. The most significant equipment is needed for every plastic molding business. Modern machinery has simplified plastic into a new product with customized colors, shapes, and patterns. Investing in a blow molding machine to manufacture plastic goods is challenging. But following this manual will make the process easy. Some of the most important considerations when selecting the best blow molding machine for your needs are listed below. Buy Electric Blow Molding Machine (New Addition) Buy Athlon Automa Blow Molding Machine Blow molding machine size The maker must consider the machine's size (which might range from tiny to large) while purchasing. The size of your product will be limited by the capabilities of the device used to create the mold. To choose the most appropriate computer, you must examine its features in detail. Your chosen size will determine your company's output, so consider your demands carefully. Capacity for production When purchasing a machine, it is essential to consider its output capacity, among the most important considerations when investing in a blow molding machine. Ensure the machine's output is sufficient for your requirements before purchasing it. It is recommended that the machine's output capacity be at least 25% higher than the expected demand. When you buy, you may inquire about the machine's output capacity from the vendor. Buy from a reliable manufacturer If you're in the market for a blow molding machine, your best bet is to purchase from a reputable and trustworthy dealer. To get work done well, you should always invest in high-quality equipment that will last a long time and perform exactly as you want. The best machinery might initially seem pricey, but they more than pay for themselves in the long run via increased productivity and profitability. In addition to saving you time and money, a high-quality machine will need fewer repairs. Under perfect circumstances, it will also provide maximum output. If you need to know a reputable vendor, you may find one online and check out their customer reviews and ratings. Pick the one with the highest average review score. Find the perfect vendor in China or anywhere else by consulting with individuals in the sector. Blow molding machine automation When searching for a new blow molding machine, automation is an essential feature to look for. Typically, a PLC or wired relay logic is used for this purpose. Always watch for alternatives that may be useful to you throughout the buying process. Investing in highly automated equipment can help you save both time and money in the long run. You may switch your attention to something else while the machine works. The cost of additional labor may be reduced by using an automated machine. What are the benefits of buying a chinese extrusion blow molding machine? Blow molding machines often produce various industrial containers such as water bottles, soda bottles, jars, and plastic cans. Investors looking to launch or grow an injection molding firm are more likely to explore purchasing equipment from China's booming extrusion blow molding industry. So why should you buy a blow molding machine from China? The popularity of Chinese-made extrusion blow molding equipment stems from several factors. The Chinese economy is among the most competitive in the modern global marketplace. After more than 30 years of rapid growth, China's extrusion blow molding sector has earned international acclaim for its innovative products, which are praised for their high quality and competitive prices. Since mechanical, electrical, and hydraulic parts for blow molding machines can be found almost everywhere in China and has nearly reached massive economies of scale. This shortens the supply chain's cost, resulting in a cheaper machine. Primary benefits of purchasing a blow molding machine from china First, you should know that Chinese manufacturing facilities are highly sought after because of their unparalleled efficiency and rapidity. The manufacturing process may commence with little downtime when the production line has been set up. If you need a machine quickly, he can make it for you. No other nation can match this ability! Products made in China are considerably more reasonably priced than their Western European and North American counterparts because of the country's reduced labor costs. On average, China's injection molding machines cost around 10% to 20% less than their European counterparts. The result will be larger margins of profit for purchasers. Injection molding equipment made in China may save workers time and money. Quality control and assembly are essential processes in producing injection molding machines. Both of these tasks need the use of human labor. Companies in China that manufacture injection molding machines need help finding and hiring specialists due to this industry's low volume of work. Chinese blow molding machines continue to improve quality due to higher production standards and increasing domestic demand. China is a great place to set up shop since buyers everywhere seek high-quality goods at low prices. Conclusion These are only some of the most fundamental considerations when purchasing blow molding equipment. These considerations will lead you to the best purchase for your needs. In addition to these four criteria, you must ensure the machine's cost is reasonable. Ensure the equipment is worth the money you pay so you don't feel cheated after purchasing. To be safe, you should also verify the kind of materials it can handle. Knowing that your prospective equipment can handle a wide range of plastics is essential. There are several additional factors besides the machine's features and characteristics when purchasing. If you want to choose the best one for your needs, seriously consider all of the product's details. One thing you can do before making a purchase is to read some reviews of the devices you're considering. It would be best if you looked up various devices on the internet. Find reviews of the machines you're interested in while researching them. These reports will include every positive and negative aspect of a product. You will learn whether the device meets your requirements and how well it performs and meets those requirements. The machine's potential usefulness to you will be apparent. Reviews are an excellent resource for finding products that meet your specific requirements. Because purchasing a device is a significant financial and life decision, it is wise to research its reputation beforehand. When looking to purchase a blow molding machine, you'll need all of these components. The considerations above will streamline your search for the ideal machine. These are the variables that will have significant effects on the output of plastic. With their aid, you can ensure that your money is well spent. These are the most important considerations when shopping for a blow molding machine.
When manufacturing plastic containers, bottles, and various hollow plastic products, two widely used processes are extrusion blow molding and injection blow molding. These processes are the backbone of many industries, including packaging, automotive, and consumer goods. This comprehensive guide dives deep into the extrusion blow molding process and the injection blow molding machine, exploring their differences, advantages, and applications. Understanding Extrusion Blow Molding Extrusion Blow Molding Process Overview Extrusion blow molding is a highly versatile manufacturing technique to create hollow plastic objects. The process involves extruding a parison, which is a hot, tubular plastic shape, and then blowing air into it to expand it into the desired shape within a mold cavity. Critical Stages of Extrusion Blow Molding Material Extrusion: The process starts with the plastic material, usually in pellets or granules, melting and forming into a continuous parison tube. Parison Formation: The parison is clamped into a mold cavity with a blow pin positioned inside. Blowing: Compressed air is injected into the parison, causing it to expand and conform to the shape of the mold cavity. Cooling and Solidification: The plastic is cooled, solidifies, and takes the shape of the mold. Ejection: The finished product is ejected from the mold, and the process is ready to start again. Advantages of Extrusion Blow Molding Cost-Efficient: It's a cost-effective method for producing large quantities of hollow plastic products. Wide Range of Shapes: It can create various shapes and sizes, making it suitable for items like bottles, containers, and tanks. Quick Production: Production speeds are relatively high compared to other molding processes. Applications of Extrusion Blow Molding Bottles and Containers: Extrusion blow molding is commonly used in the packaging industry for producing bottles, jugs, and containers. Automotive Components: Some automotive parts, like air ducts and tanks, are manufactured using this process. Toys and Sporting Goods: Hollow toys, balls, and sporting equipment are also created through extrusion blow molding. Exploring Injection Blow Molding Injection Blow Molding Machine: An Overview Injection blow molding is another widely used technique for manufacturing hollow plastic products. It's distinct from extrusion blow molding in several vital ways. Critical Stages of Injection Blow Molding Injection: Unlike extrusion blow molding, injection blow molding starts with a preform created through injection molding. This preform is a partially formed plastic piece resembling the final product. Blowing: The preform is transferred to a blow mold, inflating it using compressed air to take the shape of the mold cavity. Cooling and Solidification: Cooling is crucial to maintain the product's shape. Ejection: The finished product is ejected from the mold. Advantages of Injection Blow Molding Precise Control: Injection blow molding allows for precise control over wall thickness and intricate design features. Excellent Finish: Products often have a smoother, more refined finish. Minimal Material Waste: It generates less material waste than extrusion blow molding. Applications of Injection Blow Molding Pharmaceutical Packaging: Small bottles and vials for medicines. Cosmetic Containers: High-quality packaging for cosmetics and perfumes. Industrial Components: Some complex and small industrial components are made using injection blow molding. Key Differences at a Glance Process Origin Extrusion Blow Molding: The process begins with creating a parison through extrusion. Injection Blow Molding: It starts with forming a preform through injection molding. Product Characteristics Extrusion Blow Molding: Suited for more extensive, simpler shapes with thicker walls. Injection Blow Molding: Ideal for smaller, intricate shapes with thinner walls. Finish Extrusion Blow Molding: This may result in a slightly rougher finish. Injection Blow Molding: Offers a smoother and more refined finish. Material Usage Extrusion Blow Molding: Tends to use more material due to thicker walls. Injection Blow Molding: Generally uses less material, reducing waste. Production Speed Extrusion Blow Molding: Often faster, making it suitable for high-volume production. Injection Blow Molding: Slower than extrusion blow molding, making it better for smaller batches. Conclusion In plastic manufacturing, extrusion and injection blow molding have unique strengths and applications. Extrusion blow molding excels in producing larger, simpler shapes, making it ideal for high-volume production of items like bottles and containers. On the other hand, injection blow molding shines when it comes to creating smaller, more intricate products with a polished finish, often found in pharmaceutical and cosmetic packaging. Choosing between these processes ultimately depends on the specific requirements of your product and your production goals. Understanding their differences is critical to making an informed decision and achieving the best results for your plastic manufacturing needs.
In a co-extrusion process, two or more materials are extruded through a single die in order to combine or weld into a single structure before cooling. Co-extrusion has the benefit of preserving each material's intended distinctive features in composite products, which would be hard to do with any single material. The typical co-extrusion procedure involves feeding solid plastic pellets into a forming mechanism, where jacketed compression heats the materials and feeds them into a die. The co-extrusion process is executed by passing the pellets through a single extrusion head, also referred to as the die, after they have been combined and melted. The mixed materials are fed through the die, creating a multi-layered cylindrical rod that is cooled with water and cut to the desired length. Co-extrusion is the process of creating layered or enclosed items using several extruders. Each extruder delivers the precise amount of molten plastic required for the process, and five or more materials may occasionally be employed in a single cycle. Depending on the point at which the several melt streams are combined, the procedure might vary. It is feasible to handle polymers with significantly different viscosities and melt temperatures, and each layer's thickness and flow rate may be separately regulated. The Benefits Of Co-Extrusion There are a lot of benefits to adopting the co-extrusion method, according to several well-known and internationally renowned businesses that do so regularly in their manufacturing processes. The following is a list of some of these benefits: •Extrusion coatings of superior quality are available in a wider range of line speeds and widths •Utilizing less expensive materials for filling reduces the need for expensive resins. •Capacity to create multi-functional structures with several layers in only one step. •Fewer stages in the standard extrusion process are required •Provides focused performance by using certain polymers in specific layers. •Lower setup and cut scrap levels •Possibility of using a recycling layer Adverse Impacts Of Co-Extrusion Numerous well-known businesses claim that there are certain drawbacks to the co-extrusion method. These are a few of these drawbacks: •A combination's favorable physical qualities result from small variations, yet these same differences also cause the combination to be incompatible. •To maintain a laminar flow throughout this procedure, polymers must have comparable melt viscosities. Depending on the material's placement within the composite structure and the layer's thinness, all viscosity variances may be more or less tolerated. •Calls for a more advanced extruder and its operator. This means higher equipment maintenance costs. •Need careful consideration and preparation while designing the system The Coextrusion Procedure In a typical extrusion process, solid plastic pellets are gravity fed into a forming mechanism where they are melted and fed into a die by jacketed compression screws. Coextrusion, in contrast, uses many extruders to create layered or enclosed pieces. Each extruder delivers the precise amount of molten plastic required for the process, and five or more materials may occasionally be employed in a single cycle. In contrast to regular plastic mixing, each separate plastic is blended into a compound-material part while maintaining its original qualities. The properties of the separate ingredients may change if blended before extrusion, but the finished product is still homogenous. Because certain polymers won't stick to others, not all plastics are appropriate for coextrusion, but this issue is frequently resolved by adding a conductive intermediary layer. Plastics with vastly varying melting points are also inappropriate for the procedure because the lower melting point material will degrade. Finally, because of the potentially violent reactions that might happen when they are combined, PVC and acetals should never be coextruded together. Co-Extrusion Using Blow Molding Plastic is extruded into blow-molded tubes that are trimmed to size and partially molded in molds. The material is then forced into a cavity by pressurized air, which gives it its final shape. The food and cosmetics sectors frequently employ blow-molded goods, such as bottles. A barrier layer is coextruded into the plastic to stop the container from leaking gases, smells, and moisture in order to lengthen the shelf life of a product. Because coextruded plastics have non-porous qualities that are comparable to those of glass and aluminum, breweries also use them for beer products. Coextrusion is used by the energy sector to assist fulfill certain emission criteria. To create vapor-proof gasoline tanks that adhere to environmental standards, ethylene vinyl alcohol (EVOH) is coextruded with a number of polyethylene. Unexpectedly, EVOH is also a general-purpose barrier substance utilized in baby food, ketchup, and mayonnaise bottles. It is typically sandwiched between two layers of substrate despite being designated as food-grade. Additionally, coextruded EVOH is used to produce transparent containers for vitamins and medicines. Coextrusion keeps broadening its functional scope even though compound plastic products have already found several uses in the energy, food, and medical sectors. Future coextrusion applications will be shaped by the development of workable mixes since the combination of polymers employed in the process determines how successful the products are by extrusion blow molding machinery and equipement producers .