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Meldin Supplier

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Saint-Gobain Meldin® 7001 Isostatically Molded Polyimide
Categories: Polymer; Thermoset; Polyimide, TS

Material Notes: Finished parts and basic shapes made from unfilled polyimide material for structural applications requiring requiring high electrical insulative properties, high purity and low outgassing, and high temperature resistance. Applications include: plasma cutting torch components, plasma etch equipment clamp rings, aerospace components, semiconductor equipment components.

Specification Qualifications: ASTM D 6456-99 Standard Specification for Finished Parts Made from Polyimide Resin (Type 1M). SAE AMS 3644G Polyimide, Molded Rod, Bar and Tube, Plaque, and Formed Parts (Class 1 Form M). MIL-R-46198 Resin, Polyimide, Hot Pressed or Pressed and Sintered (Type 1M).

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Physical PropertiesOriginal ValueComments
Specific Gravity 1.43 g/ccASTM D792
Water Absorption 0.23 %24 hrs; ASTM D570
 
Mechanical PropertiesOriginal ValueComments
Hardness, Rockwell E 64ASTM D785
Tensile Strength, Ultimate 86.0 MPaASTM D638
 37.0 MPa
@Temperature 260 °C
ASTM D638
Elongation at Break 7.5 %ASTM D638
 4.5 %
@Temperature 260 °C
ASTM D638
Flexural Strength 105 MPaASTM D790
Flexural Modulus 3.20 GPaASTM D790
Compressive Strength 3300 psi1% strain; ASTM D695
 18000 psi10% strain; ASTM D695
Compressive Modulus 290 ksiASTM D695
 
Electrical PropertiesOriginal ValueComments
Dielectric Strength 450 V/milASTM D149
 
Thermal PropertiesOriginal ValueComments
CTE, linear 2.70 µin/in-°F
@Temperature 22.8 - 260 °C
ASTM E831

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