Meldin® 7021 | 15% Graphite Filler
Meldin® 7021 features a 15% (by weight) graphite self-lubricating filler encaspulated by the base polyimide resin.
This material has a low coefficient of friction and high heat resistance, making it an excellent choice for high temperature bearings, seals, thrust washers and other low-wear applications.
Meldin® 7021 provides consistent mechanical and performance properties for aircraft airframe systems such as landing gear and fuselage components, as well as jet engine parts such as pads, bumpers, washers, seals, and bearings.
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Description |
Thermoset Polyimide with 15% by Weight Graphite Filler |
Color |
Black |
Benefits |
Best for service in vacuum and in extreme dry conditions |
Working Temperature Range | -423°F to +600°F [-253°C to +315°C] |
Manufacturing Methods | Isostatic molded Direct formed Compression molded |
Shape Availability | Rod (up to 37") Sheet (12"x12") Finished parts Tubes, discs, blocks |
Agency Approvals |
Meets ASTM D6456-99 Type 2, Class 1 Meets AMS3644 class 2 Meets Mil-R-46198 Type 2, Class 1(superceeded) Meets Honeywell MCS5016 Type 2, Class 1 Meets Rolls Royce MSRR9206 |
Replaces | Vespel® SP-21 |
Vespel is a Registered Trademark of DuPont Polymers, Inc.