Polyurethane is new wonder material, which has superior properties, and plays a vital role in today’s industrial scenario, which combines strength of plastic and elasticity of rubber. Wire springs have tendency to break under high pressure and also have permanent set in short tmore...
Polyurethane is new wonder material, which has superior properties, and plays a vital role in today’s industrial scenario, which combines strength of plastic and elasticity of rubber. Wire springs have tendency to break under high pressure and also have permanent set in short tmore...