Silicone Rubber Gasket


Silicone rubber SGR-1355 is a material used for molded and extruded parts. The gaskets are used as an effective environmental sealing. The material is a platinum cured silicone and the rubber is All color Silicone rubber can easily stand heat, cold, moisture, UV, ozone and pressure over long times. Operating temperatures are between –55°C and +200°C.

Typical properties
Item Test Procedure Unit Post cured
Base material - - Silicone
Density ASTM D792 g/㎤ 1.4
Hardness ASTM D2240 Shore A 50
Tensile strength ASTM D412 MPa 4.9
Elongation at break ASTM D412 % 550
Tear strength ASTM D624 N/㎜ 13
Compression set 22hr/180℃ ASTM D395 % 60
Flammability UL94 - V0
RoHS information

SGR-1355 fulfils the requirements set by the EU Directive 2011/65/EU (RoHS).

Safety instructions

The SGR-1355 material is suitable for UL94, UL file number OCDT2-E514332. The silicone SGR-1355 is not dangerous to man or the environment. It is not classified according to Directive EG 1272/2008 (CLP) but a material safety data sheet can be sent on request.


The recommendations and data given are based on our experience to date, however, no liability can be assumed in connection with their usage and processing. Typical property data should not be used as a specification.