Description of Plaster Molding Silicone Rubber
MC RTV2015-2030 mold making 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...
Features of Plaster Molding Silicone Rubber
1. Good flowability and long working time
2. Medium hardness
3. High tear and tensile strength
4. Easy de-mould from complex replica parts
5. Acid and alkali-resistance
6. Low linear shrinkage
Applications of Plaster Molding Silicone Rubber
RTV2015-2030 silicone rubber is suited for reproduction of middle size cement molds, concrete stones, artificial stones, plaster molds, figures, art objects, decoration molds, GRC products, gypsum products, resin products, PU molds. Etc...
Data of Plaster Molding Silicone Rubber
Item No.  RTV2030
Color white
Curing agent CA30
Mixing ratio 100:2
Mixed viscosity 24000-25000 cps
Pot life 30-40 Minutes
Curing time 4-6 Hours
Hardness 28-30 Shore A
Tear Strength 30 N/mm
Tensile Strength 3.8 MPA
Relative density 1.15 g/cm3
Shrinkage ≤0.3%
Elongation at break 480% |
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