Home Addition Cure Silicone Putty Condensation Cure

RTV Comparison                                                 

 

 

Here is a basic comparison of typical physical properties for commonly used Wacker Elastosil "M" grades of addition cured silicone.

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Elastosil Data Comparison

Addition Cured RTV Silicone

Product: M 4600 US M 4601 US M 4641 US M 4642 US M 4643 US M 4671 US
Consistency: Pourable Pourable Pourable Pourable Pourable Pourable
Appearance: Translucent Reddish Brown Transparent Dark Red Grey Beige
A:B Mix Ratio: 10:1 9:1 10:1 10:1 9:1 10:1
Property Test Procedure *** Call Us For Data On Cure & Demold Times ***
Density, 23 C, g/cm3 DIN 52 479 A 1.10 1.13 1.07 1.14 1.35 1.34
Viscosity, 23C, cPs Brookfield 15,000 15,000 30,000 15,000 25,000 80,000
Hardness, Shore "A" DIN 53 505 20 28 43 37 48 55
Tensile Strength, psi DIN 53 504 S3 1015 945 870 1015 725 800
Elongation at Break, % DIN 53 504 S3 800 700 > 300 550 300 300
Tear Resistance, ppi ASTM D624, B > 115 > 170 > 115 > 170 > 57 > 70
Linear Shrinkage, %   < 0.1 < 0.1 < 0.1 < 0.1 < 0.1 < 0.1

Ask us for the complete Wacker Data Sheet for any Elastosil compound - get details on Viscosity, Pot Life, and Cure Times.  Other grades of Elastosil "M" materials are available - call us for details if you don't see what you need.

 

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Last modified: December 28, 2010

Elastosil, Semicosil, and Powersil are registered trademarks of Wacker Chemical.