SisiB Silicones HR0250 Heat Cured Elastomer

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SisiB Silicones HR0250 Heat Cured Elastomer
Categories:	Polymer; Thermoset; Silicone
Material Notes:	For high grade molding products Excellent appearance and bound resilience. Suitable for high grade keypads and parts. C-8 & C-8E: Properties obtained using 2% curing agent on 2mm thick slabs, cured 5 minutes at 170°C. C15 & C-8BS: Properties obtained using 2% curing agent on 2mm thick slabs, cured 10 minutes at 170°C. LSR: Mixed part A and part B first, cured 5 minutes at 130°C. All physical properties are obtained from first cured samples. Curing Agent C-8, C-8BS, C-15, C-8E are 2,5-Bis(tert-butylperoxy)-2,5-dimethylhexane paste. C-8 is normal type. C-15 is anti-yellowing type. C-8E is flame-retardant type. Information provided by SiSiB Silicones - PCC Group
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Mechanical Properties	Metric	English	Comments

Hardness, Shore A	48 - 52	48 - 52
Tensile Strength	>= 7.00 MPa	>= 1020 psi
Elongation at Break	>= 320 %	>= 320 %
Tear Strength	>= 18.0 kN/m	>= 103 pli
Tensile Set	<= 8.0 %	<= 8.0 %

Thermal Properties	Metric	English	Comments
Shrinkage	3.1 - 3.6 %	3.1 - 3.6 %

Descriptive Properties
Appearance	Translucent
Curing Agents	C-8
William Plasticity	180-220

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PSISIB046 / 318705

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