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Norplex-Micarta RT507

Grade RT507 has good electrical properties under humid conditions, superior heat resistance, and superior arc resistance. Typical applications include heating appliance insulation, welding equipment nozzle insulation, heat barriers and specialty bearing applications. RT507 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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Reinforcement Material

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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)1.93ASTM D792
Rockwell Hardness (0.75" ID x 1.00" OD)95M ScaleASTM D785
Moisture Absorption (0.75" ID x 1.00" OD, Condition D1-24/23)0.1%ASTM D570
Tensile Strength (0.75" ID x 1.00" OD, Condition A)23500psiASTM D638
Compressive Strength (0.75" ID x 1.00" OD, Condition A)12000psiASTM D695
Compressive Modulus (0.75" ID x 1.00" OD, Condition A)290kpsiASTM 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)185Volts/milASTM D149
Electric Strength (0.75" ID x 1.00" OD, Condition D-48/50)120Volts/milASTM D149

Regulatory & Compliance