FRP pultursion mould manufactured by the newest techincs, adopted special high chrome alloy steel, after heat treatment, polishing and grinding, the hardness achieved HRC58-62, roughness 0.012-0.025, namely, flatness is  1314 just like mirror, precision 0.01, it is the advanced level in domestic. We guarantee the mould can pultruded 100,000 meters profile.