Silicone Rubber compound

Silicone Rubber compound heat ,cold resistance weatherability white and transparent Fast delivery

Item		7250	7260	7270	7280
Appearance		Milky-white, slightly yellow No obvious extranenous matter
Density	g/cm³	1.18±0.05	1.20±0.05	1.22±0.05	1.25±0.05
Hardness	Shore A points	50±3	60±3	70±3	80±3
Tensile Strength	Mpa≥	7.5	7.5	7.0	6.5
Elongation at Breakage	%≥	450	360	250	150
Tension set	%≤	14	14	14	10
Tear Strength	KN/m≥	18	20	20	18
Volume Resistivity	Ω.cm	1.0×10
Dielectric Strength	Kv/mm≥	18

First Vulcanization condition for test piece:175°C×5min

Second Vulcanization condition for test piece:200°C×5h

Vulcanizator: 80%DMDBH,quality added 0.65%

physical and mechanical properties are based on first vulcanization data, electrical properties are drawn from second vulcanization data.

Silicone Rubber compound