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Engineering

We strive to be your plastic engineering partner from education to material selection, thru component design.

Custom Fabrication

TriStar excels in custom plastic fabrication from Prototype to Production.

Featured Products
CJ Bearings TriSteel™ Ultracomp® Rulon® Bearings Rulon® Materials Meldin®
Manufacturing

We manufacture a wide range of bearing materials that are ideal for non-lubricated high-load applications.

High Performance Plastics

We have quality High Performance Plastic materials available for the most demanding applications.

Saint-Gobain

TriStar is the exclusive partner for the Rulon, Meldin and Fluoroloy product lines in North America with the largest global inventory for immediate shipment.

Enhanced Materials

Cutting-edge enhancements that improve and extend the performance of polymers, elastomers, and specialized membranes.

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Material Database

With hundreds of high-performance bearing materials to choose from, utilize our material database to filter your search for the exact match for your application.

Technical Library

Our technical library is a knowledge database from application data sheets, brochures to engineering worksheets to research and start your next project.

Tech Talk Blog

A series of quick reads on the best materials for the most demanding applications in your industry.

White Papers

Explore our library of FREE white papers which dive into composite bearings, plastics, and industries where high-performance materials make a significant impact.

The Shooting Star

A monthly technical brief highlighting the latest in bearing material technology. Sign up for auto delivery.

Video Learning Center

We have produced over 100 educational videos ranging from bearing design, bonding plastics surface modification and many more topics.

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About Us

TriStar Plastics Corp. provides engineering, custom fabrication and manufacturing of high-performance plastics and self-lubricating bearings materials. The Company’s capabilities include component design, material selection, prototype, production, manufacturing, and surface modification.

Locations

The Company’s principal location is in Shrewsbury, Massachusetts, with additional sales and distribution centers in Denver, North Carolina, Yorba Linda, California and Hoffman Estates, Illinois. Click here for details and directions.

Employment

We are dedicated to building a company where opportunities exist for hard working people to achieve their maximum potential. Apply today.

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Contact Us

Reach out to us for a material quote, to compliment a staff member, or with a question you may have.

Ask the Expert

Have a material or an application question for our engineering team or want to upload a drawing? Your Project stats here…

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Meldin® 6000 Series | Hybrid Aromatic Polyimide | Legacy

Meldin® 6000 Series

The Meldin® 6000 Series of legacy thermoset polyimide grades with excellent mechanical and physical properties at high temperatures.

They have excellent resistance to high energy radiation and most chemicals but are not recommended for steam or hot water applications.

They were designed to replace other polyimides, as well as, metals, ceramics, and plastic parts.

Need More Info about the Meldin® 6000 Series?

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Meldin® 6000 Series Grades

Grade Description

Meldin® 6001

Unfilled grade, lower cost polyimide used in insulation.

Applications: Vacuum components, high temperature structural parts

Meldin® 6021

An excellent multi-purpose, wear resistant material that is suitable for bearing, thrust washer, and piston ring applications. Uses graphite as the primary internal lubricant.

Meldin® 6030

Good strength and stiffness in addition to outstanding wear and friction properties. Unique amongst all polyimides due to the use of high lubricant fillers. Excellent bearing, slide pads, vane material with or without lubrication.