Standard Silicone Rubber for Extrusion
Data/Item/Type	HE-7250	HE-7260	HE-7270	HE-7280
Appearance	milky-whiterno obvious extraneous 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 %
Temsile Strength(Mpa≥)	7.5	7.5	7.0	6.5
Elongation at Breakage(%≥)	450	360	300	150
Tension Set(%≤)	10	10	8	8
Tear Strength(kN/m≥)	20	20	20	18
Volume Resisitlvity(cm≥)	3.0X1014
Dielectric Strength(kV/mm≥)	20

Physical and Mechanical Properties are based on first vulcanization data,Electrical Properties are drawn from secondvulcanization data. First vulcanization condition for test piece:175°Cx5min Second vulcanization condition for test piece:200°Cx5h Vulcanizator:80% DMDBH,quantity added 0.65% We have established strong and long-term cooperative relationships with many overseas customers. We welcome domestic and foreign customers to contact us through online or offline. Besides the high-quality products, we also have the professional after-sales service team to provide equipment selection, product use and technical advice. We long to have a chance to provide the cost-effective products and service for you.