... weight,bump absorp energy absorption anti-corrosion, fungi,rot,chemical fire-retardant FRP as skin panel on both sides, PP honeycomb as ... truck wall panel are light weight, high stiffness, sound damping, fire-retardnat,quakeproof, insulation, environmental friendly. They are applicable to the ... 5mm and 2.0mm. Uv-treatment,anti-slip,sand surface,gel-coat treatment,painting treatment and so on can be made ...