Wacker Powersil® 735 LIGHT GRAY A/B Silicone Rubber

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Wacker Powersil® 735 LIGHT GRAY A/B Silicone Rubber
Categories:	Polymer; Thermoset; Silicone; Silicone Rubber
Material Notes:	POWERSIL® 735 LIGHT GRAY A/B is a low viscous two-component compound with excellent processing properties. Its vulcanizates are noted for high tracking and erosion resistance, their good mechanical properties especially for high tear strength as well as for their excellent dielectric behavior. Special features: ready-to-use, two-component system outstanding dielectrical properties high tracking and erosion resistance excellent mechanical properties, especially a high tear strength excellent processing due to its low viscosity, also with suitable mixing and dosing equipment only Application: cable accessories insulators outdoor and indoor use Information provided by Wacker Chemie AG.
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Physical Properties	Original Value	Comments

Density	1.08 g/cc	ISO 1183-1 A
Viscosity	150000 cP @Shear Rate 10.0 1/s	Component A; ISO 3219
	150000 cP @Shear Rate 10.0 1/s	Component B; ISO 3219
	150000 cP @Shear Rate 10.0 1/s	Mix; ISO 3219

Mechanical Properties	Original Value	Comments
Hardness, Shore A	39	ISO 868
Tensile Strength at Break	8.00 MPa	ISO 37
Elongation at Break	500 %	ISO 37
Tear Strength	30.0 kN/m	ASTM 624 B

Electrical Properties	Original Value	Comments
Volume Resistivity	5.00e+15 ohm-cm	IEC 60093
Dielectric Constant	2.7 @Frequency 50 Hz	IEC 60250
Dielectric Strength	28.0 kV/mm	IEC 60243
Dissipation Factor	0.0030 @Frequency 50 Hz	IEC 60250
Arc Resistance	>= 300 sec	IEC 61621

Processing Properties	Original Value	Comments
Cure Time	5.00 min @Treatment Temp. 165 °C	post-cured 4hr at 200°C
Pot Life	4320 min

Descriptive Properties
Color	gray
Track Resistance	1A 4.5	IEC 60587

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PWACK9381 / 204910

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