UHMW, the most versatile plastic

About UHMW

UHMW (Ultra High Molecular Weight Polyethylene) is a technical plastic known for its exceptional combination of wear resistance, low friction and durability. It is especially valued in industrial applications where friction, abrasion, and impacts are major concerns. Its high molecular weight structure provides superior mechanical properties, making it ideal for parts subjected to extreme conditions.

Trust 3D Coupe for your UHMW parts

We precisely machine UHMW to provide tailored solutions for your industrial needs. Whether it’s for complex technical parts or standard components, our expertise ensures a high-quality final product. Contact us to discuss your project!

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UHMW Features

Mechanical Performance

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Thermal Performance

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Chemical Performance

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Practicality

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Utilization of UHMW

UHMW is primarily used in manufacturing, food, and mechanical industries. It is favored for the production of conveyor guides, bearings, slides, and components exposed to abrasive conditions or high mechanical stresses. Its durability and low friction make it an indispensable choice for demanding industrial applications.

FAQ and Comparisons

Both UHMW and PTFE are low‐friction plastics, but PTFE can withstand much higher temperatures and offers better chemical resistance. In contrast, UHMW is more impact‐resistant and cost‐effective.

Yes, UHMW is often used in the food industry because it is chemically inert, moisture‐resistant, and FDA‐approved for food contact.

Unlike some plastics, UHMW is very difficult to weld due to its molecular structure. It is preferable to use mechanical fasteners or specialized adhesives.

Standard UHMW is sensitive to UV and can degrade over time with prolonged exposure. UV‐stabilized versions are available for better outdoor durability.

UHMW offers better abrasion resistance and lower friction, making it ideal for sliding applications. Nylon, on the other hand, has better heat resistance and supports heavier loads.

Painting or gluing UHMW is very difficult due to its non-adhesive surface. Specific surface treatments may be necessary to improve adhesion.

UHMW is more flexible, more impact and abrasion resistant, whereas Acetal is stiffer, more dimensionally stable, and supports higher loads.