Wacker Elastosil® R 6225 Silicone Rubber

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Wacker Elastosil® R 6225 Silicone Rubber
Categories:	Polymer; Thermoset; Silicone; Silicone Rubber
Material Notes:	Low viscosity, heat curing silicon rubber composition for coating applications. It is supplied without crosslinker and catalyst to open wide process flexibility by customized adjustment of catalyst and crosslinker quantities. It can be cured at high temperatures within short time. Application: ELASTOSIL® R 6225 TRANSPARENT may be used for applications which require high or low temperatures resistant, flexible coating. A typical application in the automotive industry is the final coating ("top coat") of fiber cylinder head gaskets. Information provided by Wacker Chemie AG.
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Physical Properties	Metric	English	Comments

Density	1.00 g/cc	0.0361 lb/in³	DIN 51757
Brookfield Viscosity	2500 cP	2500 cP	dynamic, after mixing
	3000 cP	3000 cP	dynamic

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	45	45	cured; DIN 53505
Tensile Strength at Break	5.00 MPa	725 psi	cured; DIN 53504
Elongation at Break	125 %	125 %	cured; DIN 53504

Optical Properties	Metric	English	Comments
Transmission, Visible	90 %	90 %	"Transparent" but manufacturer does not quantify.

Processing Properties	Metric	English	Comments
Cure Time	3.00 - 5.00 min @Treatment Temp. 180 °C	0.0500 - 0.0833 hour @Treatment Temp. 356 °F
	5.00 - 10.0 min @Treatment Temp. 150 °C	0.0833 - 0.167 hour @Treatment Temp. 302 °F
Gel Time	30.0 min @Temperature 100 °C	30.0 min @Temperature 212 °F

Descriptive Properties
Appearance	colorless
	transparent

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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PWACK9253 / 204782

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