... IIR, CR, SILICONE, VITON 3). Hardness: 20~80 Shore A 4). Packing: Inner-opp Bag; Outer -Standard Carton Box. ... , computers, power switches, miniature switches, architecture, commodity and A/V equipment, hardware and plastic molds, sports equipment and gifts, ... Mold-Making Technology (Since 1998) 2). Competitive Price: Origin Manufacturer. a. Mold-Making Plant b. Silicone Rubber Compression Plant ...