Are you looking for the best factories in China to machine ultra-high molecular weight polyethylene (UHMWPE) products? If so, you’re in the right place. In this article, we’ll compare the top UHMWPE machining factories in China, highlighting their strengths, capabilities, and the unique services they offer. From Sinopec Yizheng Chemical Fibre Limited to Beijing Protech New Material Science Co., Ltd, and specialized CNC machining companies, we’ll delve into what

UHMW – China Based Manufacturer – YASU

Product Details: UHMW (Ultra High Molecular Weight Polyethylene) is a semi-crystalline thermoplastic with extremely long molecular chains, typically between 3.1 and 100 million grams per mole. It is produced through methods such as compression molding, sintering, ram extrusion, or gel spinning. UHMW is known for its high tensile strength, wear resistance, impact resistance, and self-lubrication properties. It has a low coefficient of friction, is non-toxic, and exhibits low water absorption. UHMW is FDA and USDA approved for use in food processing and medical applications.

Pros:
– High tensile strength and impact resistance
– Excellent wear and abrasion resistance
– Self-lubricating and low coefficient of friction
– Corrosion-resistant and non-toxic
– Low water absorption and chemical resistance
– FDA and USDA approved for food and medical use
– Reduces noise and vibration
– High performance in cryogenic conditions

Cons:
– Less resistant to heat compared to other high-strength plastics
– Melting point between 130-136 °C; not advisable for use above 80-100 °C for exte…
– Becomes brittle at temperatures below -150 °C
– Cannot be transformed by conventional plastic processing techniques like injecti…
– Difficult to bond with other materials due to low surface energy

Customized UHMW machined parts

Product Details: UHMW (Ultra High Molecular Weight) plastic is a versatile material used for producing machined plastic parts. It has a high molecular weight, making it ideal for wear parts in various industries such as bulk material handling, food processing, mining, manufacturing equipment, and automotive. UHMW parts can be easily machined using common woodworking tools and metalworking machines. They are available in various grades, including food-safe and anti-static grades.

Pros:
– High tensile strength and excellent abrasion resistance
– Self-lubricating with a low coefficient of friction
– High impact strength and resistance to stressing and cracking
– Chemical resistance to most alkalis, acids, organic solvents, and degreasing age…
– Low water absorption rate, making it suitable for wet environments
– High dielectric properties and non-toxic, suitable for food and medical applicat…
– Cost-effective due to its long lifespan and low maintenance costs
– Easy to machine with common tools

Cons:
– High coefficient of thermal expansion, which can lead to dimensional changes wit…
– Softens in higher temperatures
– Limited bonding options due to high solvent resistance
– Requires specific welding methods like friction and butt welding due to high mel…

Top Supplier of UHMW Plastic In All Forms In China

Product Details: UHMWPE is a thermoplastic material known for its extremely long molecular chains, resulting in high tensile strength, impact resistance, and abrasion resistance. It has a molecular mass between 3.5 and 7.5 million amu and is produced using metallocene catalysts. UHMWPE is odorless, tasteless, and nontoxic, with low moisture absorption and a low coefficient of friction. It is resistant to concentrated acids and alkalis, as well as numerous organic solvents, except oxidizing acids. It can be processed through compression molding, ram extrusion, gel spinning, and sintering.

Pros:
– High tensile strength and impact resistance
– Excellent abrasion and wear resistance, outperforming carbon steel
– Low coefficient of friction and self-lubricating properties
– Chemical resistance to acids, alkalis, and organic solvents
– Non-toxic and FDA and USDA approved for food and pharmaceutical applications
– Low moisture absorption and resistance to UV radiation and micro-organisms
– Reduces noise and vibration, and is suitable for cryogenic conditions

Cons:
– Not suitable for extended periods at temperatures above 80 °C to 100 °C
– Becomes brittle at temperatures below -150 °C (-240 °F)
– Creep can occur under continuous tensile load
– Difficult to bond with other polymers due to lack of polar groups
– Not ideal for injection molding

Green PE-UHMW Plastic Cnc Machining Customized Part

Product Details: Ultra high molecular weight polyethylene (UHMW-PE) is a thermoplastic engineering plastic with a linear structure and excellent comprehensive properties. It has a molecular weight of 1.5 million or more and is known for its non-polar molecules, which provide good corrosion resistance and chemical resistance. The product introduced is a customized part made through CNC machining, with specifications including a size of 200mmX78mmX35mm and an accuracy of 0.02mm. No surface treatment is applied.

Pros:
– Wear resistance and strong resistance to sliding friction.
– Impact resistance.
– Corrosion resistance and resistance to the erosion of most corrosive media and o…
– Self-lubricating with better sliding performance than oil-lubricated steel or br…
– Non-toxic, environmentally friendly, and certified for environmental protection.
– Low temperature resistance, anti-aging, and can work in temperatures from -269℃…
– Surface non-adhesion and low friction coefficient.
– Excellent cracking resistance with 100~300% elongation.

Cons:
– Susceptible to creep and not ideal for applications under continuous stress.

CNC Machining & Routing UMHW

Product Details: Ultra-High-Molecular-Weight Polyethylene (UHMW) is a hard plastic known for its high abrasion resistance, great durability, and excellent wear resistance. It has a low friction coefficient, making it ideal for applications such as chute/hopper liners and machine guards. UHMW is opaque and available in black or white colors.

Pros:
– High abrasion resistance
– Great durability
– Excellent wear resistance
– Low friction coefficient
– High impact strength

Cons:
– Higher molecular weight resins like UHMWPE have higher viscosity and a higher pr…
– May result in shrinkage in the final part if not properly compensated

UHMW Machined Parts | China CNC Machining

Product Details: UHMW-PE (Ultra High Molecular Weight Polyethylene) is a thermoplastic known for its exceptional toughness, abrasion resistance, and low friction coefficient. It is characterized by its ultra-high molecular weight, resulting in long polymer chains that enhance its overall strength and durability. UHMW-PE is widely used in various industries, including automotive, marine, food processing, and medical applications. It is resistant to chemicals, moisture, and wear, making it ideal for parts exposed to impact loads and abrasive materials.

Pros:
– Exceptional toughness and abrasion resistance
– Low friction coefficient comparable to Teflon
– Chemical resistance and immunity to bases, concentrated acids, and solvents
– Low moisture absorption rate and zero water absorption
– FDA compliant and non-toxic, suitable for food and medical applications
– High impact strength and resistance to mechanical vibrations and external shocks
– Self-lubricating and works well in low temperatures
– Cost-effective due to durability and reduced maintenance costs

Cons:
– Susceptible to creep and not ideal for applications under continuous stress
– High coefficient of thermal expansion, which can affect dimensional stability
– Difficult to bond coatings due to its low friction surface
– Softens in higher temperatures
– Not suitable for applications requiring high tensile strength under continuous l…

Prototype Machining Uhmw Uhmwpe Laser Cutting CNC …

Product Details: CNC prototype machining is a process that uses computer numerical control (CNC) machines to create highly precise and accurate product prototypes from a CAD or 3D model. It involves subtractive manufacturing where parts are machined using various tools and cutters. The process supports a wide range of materials including metals (aluminum, steel, stainless steel, titanium), plastics, and composites.

Pros:
– High precision and accuracy with tight tolerances
– Fast turnaround times, often in days or even hours
– No need for fixed tooling, reducing setup costs and time
– Easy to modify designs by updating the CAD file and reprogramming the machine
– Consistent and repeatable results due to computer-controlled processes
– Supports a wide array of materials and surface finishes

Cons:
– Higher complexity in design can increase costs and development time
– Tighter tolerances may require specialized cutting tools and additional fixtures
– Visible tool marks on machined parts if additional finishing is not applied
– Can be more expensive for large production runs compared to other manufacturing…

UHMW-PE CNC Machining: A Guide to Quality Accessory …

Product Details: UHMW-PE (Ultra High Molecular Weight Polyethylene) is a thermoplastic material machined using CNC (Computer Numerical Control) technology. The process involves using CNC mills, lathes, and routers to create parts with complex geometries and tight tolerances. Key parameters include cutting speed, feed rate, and coolant use, with careful consideration to avoid heat-generated issues like melting or warping. Securing the workpiece properly is crucial to prevent movement during machining. Designing for manufacturability involves optimizing part geometry and avoiding unnecessary complexity, with a modular design approach recommended for complex parts.

Pros:
– Allows for the creation of parts with complex geometries and tight tolerances.
– High precision, efficiency, and flexibility in machining.
– Suitable for various industries due to its unique properties such as low frictio…
– Can be machined into various shapes and designs using different CNC machines.

Cons:
– Sensitive to heat generated by high cutting speeds, potentially leading to melti…
– Requires careful planning and selection of appropriate tools, cutting parameters…
– Needs proper securing of the workpiece to prevent movement during machining.
– May require additional steps like annealing to reduce stress cracking and premat…

Custom Fabrication Uhmw Pe Cnc Machining

Product Details: UHMW-PE (Ultra-high Molecular Weight Polyethylene) is a subset of HDPE with exceptionally long polymer chains, enhancing its toughness, chemical resistance, and wear-resistance. It has a friction coefficient comparable to Teflon but with better abrasion resistance. UHMW-PE is widely used in automotive and marine industries due to its low porosity, chemical inertness, and food-safe properties. It is suitable for CNC machining, producing parts with high tensile strength (40 MPa), elongation at break (300%), and hardness (Shore D 66). Common applications include wear plates and seals.

Pros:
– Exceptional toughness and abrasion resistance
– Low friction coefficient and self-lubricating properties
– Chemical resistance and food-safe
– High wear resistance, even better than steel
– Can be machined into complex shapes using CNC machining
– Lightweight and cost-effective

Cons:
– Susceptible to creep under continuous stress
– Difficult to bond with coatings due to its low friction surface
– Not ideal for applications requiring high heat deflection or melting points
– May require special tooling and machining techniques to avoid tooling problems

Top 5 UHMWPE Manufacturers in China – Lijiu Plastics

Product Details: The top 5 UHMWPE manufacturers in China include Sinopec Yizheng Chemical Fibre Limited, Zhejiang Qianxi Longxian Special Fiber Co., Ltd, Jiangsu Jonnyma New Materials Co., Ltd, Beijing Tongyizhong New Material Technology Corporation, and Beijing Protech New Material Science Co., Ltd. These companies specialize in producing various UHMWPE products such as UHMWPE fibers, liners, marine fenders, and composite materials. Sinopec Yizheng Chemical Fibre Limited has over 40 years of history and is located in Jiangsu Province. Zhejiang Qianxi Longxian Special Fiber Co., Ltd is a national high-tech enterprise in Zhejiang Province. Jiangsu Jonnyma New Materials Co., Ltd integrates research, development, production,

and sales of polyethylene fibers and has 16 high-tech production lines. Beijing Tongyizhong New Material Technology Corporation focuses on composite materials including UHMWPE fiber and has about 700 employees. Beijing Protech New Material Science Co., Ltd produces bulletproof and explosion protection products made from UHMWPE fiber.

Pros:
– High-quality products with excellent comprehensive properties
– Long history and experience in the industry, with some companies having over 40…
– Advanced production facilities and high-tech production lines
– Diverse range of products including UHMWPE fibers, liners, marine fenders, and c…
– National high-tech enterprise status for several companies, indicating advanced…
– Products meet international standards such as GA141-2010 and NIJ (USA)

Cons:
– Limited production capacity compared to global demand, particularly for high-end…
– Chinese producers generally focus on low- and mid-end products due to backward t…
– Dependence on foreign companies for core technologies and high-end products
– Significant gap between supply and demand in the Chinese market

Comparison Table

Company	Product Details	Pros	Cons	Website
UHMW – China Based Manufacturer – YASU	UHMW (Ultra High Molecular Weight Polyethylene) is a semi-crystalline thermoplastic with extremely long molecular chains, typically between 3.1 and 10…	– High tensile strength and impact resistance – Excellent wear and abrasion resistance – Self-lubricating and low coefficient of friction – Corrosion-…	– Less resistant to heat compared to other high-strength plastics – Melting point between 130-136 °C; not advisable for use above 80-100 °C for exte…..	www.ysplastics.com
Customized UHMW machined parts	UHMW (Ultra High Molecular Weight) plastic is a versatile material used for producing machined plastic parts. It has a high molecular weight, making i…	– High tensile strength and excellent abrasion resistance – Self-lubricating with a low coefficient of friction – High impact strength and resistance…	– High coefficient of thermal expansion, which can lead to dimensional changes wit… – Softens in higher temperatures – Limited bonding options due t…	www.energetic-industry.com
Top Supplier of UHMW Plastic In All Forms In China	UHMWPE is a thermoplastic material known for its extremely long molecular chains, resulting in high tensile strength, impact resistance, and abrasion…	– High tensile strength and impact resistance – Excellent abrasion and wear resistance, outperforming carbon steel – Low coefficient of friction and s…	– Not suitable for extended periods at temperatures above 80 °C to 100 °C – Becomes brittle at temperatures below -150 °C (-240 °F) – Creep can occur…	uvteco.com
Green PE-UHMW Plastic Cnc Machining Customized Part	Ultra high molecular weight polyethylene (UHMW-PE) is a thermoplastic engineering plastic with a linear structure and excellent comprehensive properti…	– Wear resistance and strong resistance to sliding friction. – Impact resistance. – Corrosion resistance and resistance to the erosion of most corrosi…	– Susceptible to creep and not ideal for applications under continuous stress.	www.cncmachining-hz.com
CNC Machining & Routing UMHW	Ultra-High-Molecular-Weight Polyethylene (UHMW) is a hard plastic known for its high abrasion resistance, great durability, and excellent wear resista…	– High abrasion resistance – Great durability – Excellent wear resistance – Low friction coefficient – High impact strength	– Higher molecular weight resins like UHMWPE have higher viscosity and a higher pr… – May result in shrinkage in the final part if not properly comp…	www.fictiv.com
UHMW Machined Parts	China CNC Machining	UHMW-PE (Ultra High Molecular Weight Polyethylene) is a thermoplastic known for its exceptional toughness, abrasion resistance, and low friction coeff…	– Exceptional toughness and abrasion resistance – Low friction coefficient comparable to Teflon – Chemical resistance and immunity to bases, concentra…	– Susceptible to creep and not ideal for applications under continuous stress – High coefficient of thermal expansion, which can affect dimensional st…
Prototype Machining Uhmw Uhmwpe Laser Cutting CNC …	CNC prototype machining is a process that uses computer numerical control (CNC) machines to create highly precise and accurate product prototypes from…	– High precision and accuracy with tight tolerances – Fast turnaround times, often in days or even hours – No need for fixed tooling, reducing setup c…	– Higher complexity in design can increase costs and development time – Tighter tolerances may require specialized cutting tools and additional fixtur…	mart.ecer.com
UHMW-PE CNC Machining: A Guide to Quality Accessory …	UHMW-PE (Ultra High Molecular Weight Polyethylene) is a thermoplastic material machined using CNC (Computer Numerical Control) technology. The process…	– Allows for the creation of parts with complex geometries and tight tolerances. – High precision, efficiency, and flexibility in machining. – Suitabl…	– Sensitive to heat generated by high cutting speeds, potentially leading to melti… – Requires careful planning and selection of appropriate tools,…	www.beeplastic.com
Custom Fabrication Uhmw Pe Cnc Machining	UHMW-PE (Ultra-high Molecular Weight Polyethylene) is a subset of HDPE with exceptionally long polymer chains, enhancing its toughness, chemical resis…	– Exceptional toughness and abrasion resistance – Low friction coefficient and self-lubricating properties – Chemical resistance and food-safe – High…	– Susceptible to creep under continuous stress – Difficult to bond with coatings due to its low friction surface – Not ideal for applications requirin…	www.honyplastic.com
Top 5 UHMWPE Manufacturers in China – Lijiu Plastics	The top 5 UHMWPE manufacturers in China include Sinopec Yizheng Chemical Fibre Limited, Zhejiang Qianxi Longxian Special Fiber Co., Ltd, Jiangsu Jonny…	– High-quality products with excellent comprehensive properties – Long history and experience in the industry, with some companies having over 40… -…	– Limited production capacity compared to global demand, particularly for high-end… – Chinese producers generally focus on low- and mid-end products…	www.lijiuplastics.com

Frequently Asked Questions (FAQs)

Frequently Asked Questions About Machining UHMW in China

1. What are the common forms of UHMW plastic that can be machined

You can machine UHMW plastic in various forms, including sheets, rods, tubes, and special profiles. These forms are produced through the extrusion process and can be easily fabricated and machined into specific parts using CNC machining centers, turning lathes, and milling machines.

2. What are the key properties of UHMW plastic that make it suitable for machining

UHMW plastic is known for its excellent wear resistance, strong impact resistance, and corrosion resistance. It also has a low coefficient of friction, making it ideal for applications where sliding friction is a concern. Additionally, it is non-toxic, tasteless, and has good resistance to high-energy radiation.

3. Can UHMW plastic be injection molded, and what are the challenges

While UHMW plastic can be injection molded, it is challenging due to its high viscosity. This is why UHMW is more commonly processed through compression molding. However, some specialized manufacturers do offer injection molding services for UHMW, though it may be less common.

4. How does UHMW plastic perform in extreme temperatures

UHMW plastic works well over a wide temperature range, from -40°C to 80°C (-40°F to 176°F). It also has excellent low-temperature resistance and can maintain its properties even at very low temperatures, making it versatile for various industrial applications.

5. What industries commonly use machined UHMW plastic parts

Machined UHMW plastic parts are widely used in several industries, including aerospace, food and beverage, medical, agricultural, mining, oil and gas, and automotive sectors. These parts are often used in components such as belt scrapers, rollers, guide rails, bushings, bearings, and other wear-resistant applications.