Mold making silicone datasheet
Silicone rubber (hy-638) for mold making
Model Appearance Viscosity (cs) Hardness (ao) Tensile strength (kgf/c) Tear strength (kgf/) Elongation (%) Mixing ratio(%) Operating time(h) Curing time(h)
638 White 14000~16000 25~28 í²35 í²25 í²500 2~3 0.5 2~4

Silicone rubber (hy-728) for mold making
Model Appearance Viscosity (cs) Hardness (a0) Tensile strength (kgf/c) Tear strength (kgf/) Elongation (%) Mixing ratio (%) Operating time(h) Curing time(h)
728 White 15000~17000 26~28 í²35 í²22 í²470 2~3 0.5
Silicone rubber (hy-788) for mold making
Model Appearance Viscosity (cs) Hardness (a0) Tensile strength (kgf/c) Tear strength (kgf/) Elongation (%) Mixing ratio(%) Operating time(h) Curing time(h)
788 White 15000~17000 28~30 í²35 í²20 í²470 2~3 0.5 2~4

25kg/drum, 200kg/drum.