Wacker Semicosil® 987 GR Silicone Adhesive

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Wacker Semicosil® 987 GR Silicone Adhesive
Categories:	Polymer; Thermoset; Silicone
Material Notes:	SEMICOSIL® 987 GR is a non-slump, thermally curable, addition curing one-part silicone rubber. Special features: one-part, ready-to-use thixotropic high flexibility (low-stress-adhesive) primerless adhesion to many substrates Application: general purpose adhesive for the electronics industry FIPG and CIPG applications Information provided by Wacker Chemie AG.
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Physical Properties	Original Value	Comments

Density	1.10 g/cc	cured; ISO 2781
	1.10 g/cc	uncured; DIN 53479
Viscosity	30000 cP @Shear Rate 25.0 1/s	cured; ISO 3219
	300000 cP @Shear Rate 0.500 1/s	uncured; ISO 3219

Mechanical Properties	Original Value	Comments
Hardness, Shore A	50	ISO 868
Tensile Strength at Break	5.00 MPa	ISO 37
Elongation at Break	200 %	ISO 37

Processing Properties	Original Value	Comments
Cure Time	1.00 hour @Treatment Temp. 130 °C	in a circuatling air oven
	2.00 hour @Treatment Temp. 115 °C

Descriptive Properties
Color	gray	cured
	gray	uncured

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PWACK9427 / 204956

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