25 Shore A RTV silicone rubber for Gypsum Material Casting
MSDS,SGS,RoHS certificatedDecription of Two Component Silicones for gypsum material casting:1-gypsum ornamental molding silicone rubber is a two-part of mould
making silicone rubber, lowable liquid silicone and catalyst.
2-gypsum ornamental molding silicone rubber cures at room
temperature within 4-6 hours.
Applications of Two Component Silicones for gypsum material
casting:1-gypsum ornamental molding silicone rubber is mainly applied for
making various molds:
2-gypsum ornamental molding silicone rubber can used to reproduce
concrete or cement, gypsum, gypsum, architecture, decorative arts
and crafts, big statue, cultural relic product, etc.
3-gypsum ornamental molding silicone rubber can used to reproduce
poly resin, epoxy, polyurethane-polymer, arts & gifts.
4-gypsum ornamental molding silicone rubber also used to reproduce
soaps, candle & lighting.
Features of Two Component Silicones for gypsum material casting:1-gypsum ornamental molding silicone rubberhas an exceptional
fluidity and good operability.
2-gypsum ornamental molding silicone rubber has good Temperature
and deformation resistance as well as low shrinkage.
3-gypsum ornamental molding silicone rubber has High duplication
times.
Storage and Precautions of Two-Component Silicones for gypsum
material castingGypsum ornamental molding silicone rubber is an
environmentally-friendly liquid silicone product, is not easy to
burn and can be stored and transported as non-hazardous goods. The
shelf life of the product is about 9 months from the date of
production. Inspection is required when exceeding the time limited.
It can continue to be used in case of neither thickening nor
deterioration.
Professional factory of Two Component Silicones for gypsum material
casting:We are manufacturer, and specialized in manufacturing different
hardness, different viscosity silicone rubber series, we are
competitive in price with good quality.
Item | RTV 2025 |
Color | off-white |
Curing agent | CA30 |
Mixing ratio | 100:2 |
Mixed viscosity | 24000-25000 cps |
Working time | 30-40 mins |
Curing time | 4-6 Hours |
Hardness | 23-25 Shore A |
Tear Strength | 30 N/mm |
Tensile Strength | ≥3.8 Mpa |
Shrinkage | ≤0.3% |
Elongation at break | 500% |
Relative density | 1.11-1.15g/cm3 |

