... light weight and high strength; 2.corrosion and UV resistance; 3.fire resistance; 4.anti-slip. grp frp grating provides ... ,1220*3660*38.1,1220*3660*50.8.(2). Specification:(3). Matrix resin: ophthalmic type, isophthalic type, vinyl ester type, ... high strength, corrosion resistance, fire resistance and anti-skid;(5). Colours: red, yellow, blue, orange, ultramarine, green, purple;(6). Surface: meniscus, ...