Chinese name: English name of polyurethane resin: Polyurethane Chinese Alias: Poly Urethane foam rubber; polyurethane elastomers; 685 advanced color polyurethane resins; Polyurethane Foam combination of materials; polyurethane rigid foam foaming combination of materials; polyurethane; acrylic urethane paint ; acrylic polyurethane anticorrosive coating; polyurethane material of optical glass with high transparency, purity, colorless, homogeneous specializing in the production of polyurethane goggles, and a good refractive ability, so the production of the main raw material for the lens. Because of the chemical composition and optical glass having different refractive indices are: Longyan City polyurethane goggles, industrial polyurethane goggles, is Tong Machinery (certified merchants) are provided by Ning County is Tong Machinery Plastic Co., Ltd. Ning County is Tong Machinery Plastic Co., Ltd. (www.dzztjx.com) is specialized in "Fuk Loi wheel, omni-directional wheel, universal ball, wheel and other two-way," the enterprise, the company adhering to the "honesty, hard service" concept To provide you with the highest quality products and services. Welcome to inquire! Contact: song manager.