Main specifications include: NN80,120,125,150,200,250,300,400,500,630. Produced with adopting of advanced equipments from home and abroad. Of which, the NN canvas feature relatively high strength and elasticity, as well as good flex-proof and impact-proof, and the EP canvas has not only NN canvas’ advantages but also other excellences of high initial modulus and dimensional stability. The NN/EP ...