RTV-2 Silicone Rubber for Stone Mold Making
Description of RTV-2 Silicone Rubber for Stone Mold Making
RTV-2 silicone rubber is a two-component material, this kind of silicone rubber consists of Part A base silicone and Part B CA30 curing agent, and Part A base silicone and Part B curing agent can cure at room temperature by a condensation reaction. These materials can be cast into the cured silicone molds: plaster polyurethane, PU, GRC, cement, resin, polyester, wax etc...
Applications of RTV-2 Silicone Rubber for Stone Mold Making
MCSIL-2066/2088 silicone rubber is especially suited for reproduction of middle size cement molds, concrete stones, and artificial stones. Etc...
Technical datasheet of RTV-2 Silicone Rubber for Stone Mold Making
Item No. MCSIL-2066
Color off-white
Mixing ratio 100:2
Mixed viscosity25000～26000 cps
Pot life 20-30 mins
Curing time2-3 Hours
Hardness28-30 Shore A
Tear Strength27 N/mm
Tensile Strength≥3.8 Mpa
Relative density～1.15 g/cm3
Shrinkage≤0.3%
Elongation at break420%
Packing of RTV-2 Silicone Rubber for Stone Mold Making
Part A base silicone: 20kg/drum, 25kg/drum or 200kg/drum
Part B CA30 Curing Agent: 0.25kg/bottle,1kg/bottle and 10kg/bottle
Storage of RTV-2 Silicone Rubber for Stone Mold Making
When the RTV-2 silicone rubber is stored at or below 30 C (85F) in the original unopened containers, Silicone Base and CA30 Curing agent have a usable life of 12 months from the date of production.
Note of RTV-2 Silicone Rubber for Stone Mold Making
RTV2 silicone rubber is an industrial product and must not be used in food molding, dental human skin molding applications.
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