Wacker Powersil® 352 MH Silicone Rubber

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Wacker Powersil® 352 MH Silicone Rubber
Categories:	Polymer; Thermoset; Silicone; Silicone Rubber
Material Notes:	POWERSIL® 352 MH is a peroxide crosslinking HC Rubber with excellent electrical as well as excellent mechanical properties especially suitable for outdoor applications in T&D. Special features: ready-to-use, one-component system excellent elongation at break, high tear strength very good dielectrical properties good tracking resistance good arcing resistance Application: POWERSIL® 352 MH is especially designed for T<(>&<)>D applications. Because of its excellent mechanical properties POWERSIL® 352 MH is prone for use in “cable accessories” applications. Information provided by Wacker Chemie AG.
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Physical Properties	Metric	English	Comments

Density	1.13 g/cc	0.0408 lb/in³	DIN 53479

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	40	40	ISO 868
Tensile Strength at Break	10.0 MPa	1450 psi	ISO 37
Elongation at Break	800 %	800 %	ISO 37
Modulus of Elasticity	0.00100 GPa @Strain 100 %	0.145 ksi @Strain 100 %	Youngs; ISO 37
Tear Strength	30.0 kN/m	171 pli	ASTM 624 B

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+15 ohm-cm	1.00e+15 ohm-cm	IEC 60093
Dielectric Constant	2.8 @Frequency 50 Hz	2.8 @Frequency 50 Hz	IEC 60250
Dielectric Strength	23.0 kV/mm @Thickness 1.00 mm	584 kV/in @Thickness 0.0394 in	IEC 60243
Dissipation Factor	0.00020 @Frequency 50 Hz	0.00020 @Frequency 50 Hz	IEC 60250
Arc Resistance	>= 240 sec	>= 240 sec	IEC 61621

Descriptive Properties
Color	gray
Track Resistance	1A 3.5		IEC 60587

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PWACK9363 / 204892

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