silicone rubber

Name Silicone RubberCAS No.Appearance and propertytranslucentspecification category Silicone Rubber for molding, for extrusion,PackingN. W. 20Kg/Carton BoxApplicationSilicone Rubber is a kind of new type polymer material with very good high and low temperature resistance, aging resistance and inertia properties, is widely used in various fields, eg. aviation, spaceflight, electron and electrical, auto, machinery, household and medical equipment. It has prosperous perspective of development and wide market need. Detailed category 20 gum 30 gum 40 gum 50 gum 60 gum 70 gum 80 gum Appearance translucentSpecific Gravityg/cm3 1.08±0.02 1.09±0.02 1.12±0.02 1.14±0.02 1.16±0.02 1.20±0.02 1.20±0.02 Hardness Shore A 20±2 30±2 40±2 50-53 60-63 70-73 80±2 Tensile Strength (Mpa), ≥ 4.5 6.0 7.0 7.5 7.5 7.0 6.5 Tear Strength (KN/m),≥ 8.5 13 15 18 18 17 17 Tensile Set %, ≤ 10 8.0 8.0 7.0 7.0 7.0 6.0 Elongation at break %, ≥ 850 600 450 400 300 220 160 Linear Shrinkage % 3.6±0.15 3.5±0.15 3.4±0.15 3.3±0.15 3.25±0.15 3.15±0.15 3.1±0.15 Storage period Six months since the shipment