Rtv Liquid Moulding Silicone Rubber is mainly applied for making various molds,such as reproduction of poly resin, epoxy, polyurethane-polymer, plaster, gypsum casting and moulding, soaps, candle & lighting, architecture, decorative arts and crafts, plastic toy, gift and stationery, big statue, cultural relic product, etc.. HY-620 is a kind of room temperature vulcanized silicone rubber in condensation type. Its generally named as two part silicone rubber , Part A is a flowable liquid, part B is the curing agent or catalyst . Its mainly used for mold making . HY-620 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-620 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 small resin crafts and candle decorations . Besides ,additive is available for brushing operation. 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