• two-part, 1 : 1 mixing ratio
  • very low hardness
  • low risk of inhibition
  • rapid heat cure
  • primerless adhesion

Achtung: Es dürfen nur A- und B-Komponenten miteinander verarbeitet werden, die dieselbe Chargennummer aufweisen!


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Curing ELASTOSIL® RT 745 "S" A/B works best when cured at 100 °C or more depending on the size and heat sink properties of the components.
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The reactivity can be adjusted within wide limits by adding Catalyst EP or Inhibitor PT 88 to suit the processing requirements of the particular application. Catalyst EP increases the reactivity, i. e., pot life and curing time are reduced. Inhibitor PT 88 is a pot life extender and prolongs pot life and curing time. Further information is given in our leaflet “Catalyst EP/Inhibitor PT88”.

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We recommend running preliminary tests to optimize conditions for the particular application. Comprehensive processing instructions are given in our leaflet "Wacker RTV-2 Silicone Rubber - Processing".

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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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