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Norplex-Micarta RT507F

RT507F is manufactured using a fine weave glass fabric combined with a silicone resin system. It has excellent electrical properties under humid conditions, superior heat and arc resistance. Typical applications include heating appliance insulation, welding equipment nozzle insulation, heat barriers and specialty bearing applications. The fine weave fabric substrate provides a “finer” finish on the surface of the finished part. RT507F also complies with MIL-I-24768/17, Type GSG and ASTM D709 Type IV Grade G-7.

Polymer Name: Silicone Elastomer

Physical Form: Tube

End Uses: Bearings, Bushings, Insulators, O Rings, Spacer

Reinforcement Material: Glass Fibers

Features: Arc Resistant, Electrically Insulating, Good Electrical Properties, Very Good Heat Resistance

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Plastics & Elastomers End Uses

Properties

Physical Form
Physical Properties
ValueUnitsTest Method / Conditions
Specific Gravity (0.75" ID x 1.00" OD)1.87ASTM D792
Rockwell Hardness (0.75" ID x 1.00" OD)100M ScaleASTM D785
Moisture Absorption (0.75" ID x 1.00" OD, Condition D1-24/23)0.16%ASTM D570
Compressive Strength (0.75" ID x 1.00" OD, Condition A)11000psiASTM D695
Compressive Modulus (0.75" ID x 1.00" OD, Condition A)295kpsiASTM D695
Thermal Properties
ValueUnitsTest Method / Conditions
Temperature Index (0.75" ID x 1.00" OD)170/220°C
Flammability Rating (0.75" ID x 1.00" OD, Condition A)V-0ClassUL Bulletin 94
Electrical Properties
ValueUnitsTest Method / Conditions
Electric Strength (0.75" ID x 1.00" OD, Condition A)285Volts/milASTM D149

Regulatory & Compliance