Description of factory price RTV silicone rubber for mold making
HY-615 is a kind of room temperature vulcanized silicone rubber in condensation type. It's generally named as two part silicone rubber , Part A is a flowable liquid, part B is the curing agent or catalyst . It's mainly used for mold making .
Application of factory price RTV silicone rubber for mold making
HY-615 silicone rubber is used for making molds of concrete stone,GRC, gypsum decoration, plaster ornaments, fiberglass products, polyester decoration, unsaturated resin crafts, polyresin crafts, polyurethane, bronze, wax, candle, and similar products .
HY-615 Silicone rubber is a kind of soft silicone with good fluidity ,its suitable for small size product with detailed pattern by pouring operation, especially popular for the manufacturer of detailed resin crafts and soap crafts .
Technical Parameters of factory price RTV silicone rubber for mold making
Model |
Color |
Mixing ratio (%) |
Pot life (mins, under 25ºC) |
Curing time (hrs,under 25ºC ) |
Hardness ( Shore A ) |
Tensile- strength (MPa) |
Tear- strength (kN/m) |
Viscosity (After A/B mixed ,mPa.s) |
Shrinkage rate (%) |
Elongation (%) |
HY-615 |
White |
2-3 |
30-40 |
4-5 |
15±2 |
2.5±0.3 |
16±2 |
15000±2000 |
≤0.3% |
350% |
Characteristics
*An exceptional fluidity and good operability, easy to demold
*A kind of soft silicone
*Good tensile strength and tear strength
*Cure at room temperature
*Good flexibility
*Outstanding bubble releasing
*Good duplication times
Operation instructions
Step 1: prepare the original molds
Step 2: Take 100 G parts A and add 3G parts B and mix them evenly.
Step 4: Pouring casting or Brush operation
Handling and Safety Material Safety Data Sheets are available upon request.
SHELF LIFE: Twelve (12) months from date of shipment when stored at 24°C in original unopened packages.
PACKAGE: Packed in clean 20kg/pail, 200kg/pail.