Hot melt gasket for tunnel engineering major, generally white, black, red, yellow, according to the need to produce a variety of specifications. Hot melt gasket Instructions: You can not use in flammable and corrosive gases in the environment. Not any percussion, to avoid hitting shortened life expectancy. Products: tunnel waterproof board with hot melt circle pads are injection molded high temperature polymer material (low density polyethylene) through a special mold made of a certain size of the tunnel waterproof board with hot melt circle pads (hereinafter referred to as hot melt gasket). The products are mainly used for irrigation, roads, railways, tunnels, waterproofing membrane, geotextile fixed use. This product overcomes the shortcomings of traditional tape-mounted waterproof board waterproof board damaged, with convenient construction, adapted to the shape of the excavation face, easy to damage the water board, light weight and so therefore generally welcomed by the owners.