Shin-Etsu Silicones LIMS™ KE1950-50A/B Elastomer

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USP Class VI Approved Adhesives for Medical Device Applications
Master Bond’s biocompatible adhesives are designed to meet the needs of medical device manufacturers. Compounds withstand various types of sterilization methods.

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Shin-Etsu Silicones LIMS™ KE1950-50A/B Elastomer
Categories:	Polymer; Thermoset; Silicone; Silicone Rubber; Liquid Silicone Rubber (LSR)
Material Notes:	KE-1950-50 is a liquid injection molding silicone. It is supplied as two components which are mixed in a 1:1 ratio to ensure easy and accurate blending. It's viscosity is low enough to allow easy pumping through most injection molding systems. Features Rapid cure time at elevated temperature Long pot life at room temperature Applications O-rings Diaphragms Capping Rubber rollers Connector packings Other electrical parts Information Provided by Shin-Etsu Silicones of America, Inc.
Key Words:	LSR, Liquid Silicone Rubber
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Physical Properties	Original Value	Comments

Specific Gravity	1.13 g/cc
Viscosity	680000 cP	A
	680000 cP	B
Linear Mold Shrinkage	0.020 cm/cm

Mechanical Properties	Original Value	Comments
Hardness, Shore A	52
Tensile Strength	9.30 MPa
Elongation at Yield	550 %
100% Modulus	0.242 ksi @Strain 100 %
Tear Strength	40.0 kN/m
Compression Set	8.0 % @Temperature 200 °C, Time 14400 sec
	28 % @Temperature 150 °C, Time 3600 sec

Processing Properties	Original Value	Comments
Cure Time	5.00 min @Temperature 120 °C	Press Cure
	60.0 min @Temperature 150 °C	Post Cure

Compliance Properties	Original Value	Comments
FDA	Yes
USP Class VI	Yes

Descriptive Properties
Appearance	Translucent
Cure Rate	42	T10 (302°F, ODR)
	68	T90 (302°F, ODR)

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PSHIN006 / 103833

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