... good performance at resistant to pressure, high elasticity, resistant to cold and anticorrosion. Sliding DoorsApplicable temperature:-20°C~30°CMaterial: Polyurethane ... groove for heating wire in the door-frame(used in cold-chamber)Panel materialStainless steel or colored steel plate, thickness:0 ... be orderedAccessoryGuiding rail, guilding wheel, high-quality lock, safety device Cold storage door