Momentive Performance Materials Silpruf® Construction Sealant

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Momentive Performance Materials Silpruf® Construction Sealant (discontinued **)
Categories:	Polymer; Adhesive; Thermoset; Silicone; Silicone, RTV, Construction Grade
Material Notes:	One-part, for weatherseals, structural glazing, and general purpose sealing. Cure Method: Alkoxy (Neutral). Tack-free time 5 to 10 hr.; Peel Strength 55 lb/in.; Sag/slump 0.1 in. Data provided by the manufacturer, GE Silicones. GE Silicones became a part of Momentive Performance Materials in 2006.
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Mechanical Properties	Original Value	Comments

Hardness, Shore A	25	ASTM D2240
Tensile Strength, Ultimate	2.00 MPa	ASTM D412
Tensile Strength, Yield	0.240 MPa	at 50% Extension (0.5 x 0.38 x 2 in bead)
Tear Strength	3.50 kN/m	ASTM D624

Thermal Properties	Original Value	Comments
Maximum Service Temperature, Air	93.0 °C	Elasticity is retained to this temperature.
Minimum Service Temperature, Air	-48.0 °C	Elasticity is retained to this temperature.

Processing Properties	Original Value	Comments
Processing Temperature	27.0 °C	Cure time to 0.38 in. is 10-14 days

**
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PZZGE903 / 40457

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