Momentive Performance Materials Silopren Electro 170 Silicone rubber

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Momentive Performance Materials Silopren Electro 170 Silicone rubber
Categories:	Polymer; Thermoset; Silicone; Silicone Rubber
Material Notes:	Silopren Electro 170 grey is a 70 Shore A silicone rubber molding compound for high voltage insulator applications which require excellent performance in contaminated environments. Typical applications include suspension insulators, line posts, surge arresters and terminators. Features: Outstanding ageing behavior and weather resistance. Fast hydrophobic transfer and hydrophobic recovery. Excellent dielectric behavior over a wide range of temperatures. Very good tracking resistance. Information provided by Momentive Performance Materials.
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Physical Properties	Original Value	Comments

Density	1.57 g/cc	DIN 53 479 A

Mechanical Properties	Original Value	Comments
Hardness, Shore A	72	DIN 53 505
Tensile Strength	5.50 MPa	DIN 53 504 S2
Elongation at Break	250 %	DIN 53 504 S2
Tear Strength	16.3 kg(f)/cm	ASTM D 624

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+15 ohm-cm
Dielectric Constant	3.6 @Frequency 50 Hz	Cured
Dissipation Factor	0.020 @Frequency 50 Hz

Descriptive Properties
Color	Gray
Tracking Resistance	Class 1A4.5	IEC 60587. Vulcanization Rubber

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PMOMEN9967 / 265782

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