POWERSIL® 190 MH is a 1-component, ready to use, peroxide curing silicone rubber compound that is designed specifically for use in high voltage applications. Insulators extruded and molded from POWERSIL® 190 MH possess excellent resistance to arcing and tracking, increasing the reliability and reducing power interruptions.


  • good extrusion qualities
  • very good arc resistance
  • suitable dielectric properties
  • good mechanical properties
  • offers good weathering resistance

Spezifische Merkmale von POWERSIL® 190 MH

  • kriechstromfest
  • Sehr gutes Hydrophobieverhalten

POWERSIL® 190 MH is especially designed for processing by extrusion technologies. But it can also be processed by compression, transfer or injection moulding techniques. For optimal bonding of POWERSIL® 190 MH to FRP substrates the use of Primer G 3243 is recommended.


For detailed information about processing please refer to the brochure ELASTOSIL® HTV-Silicone Rubber - Processing.


Further information for storage: Store in a dry and cool place.


The 'Best use before end' date of each batch is shown on the product label.


Storage beyond the date specified on the label does not necessarily mean that the product is no longer usable. In this case however, the properties required for the intended use must be checked for quality assurance reasons.

Vertrieb & Support

Wacker Chemie AG
Heilbronner Strasse 74
70191 Stuttgart
+49  711  61942-0 (Phone)
+49 711 61942-61  (Fax)

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