... of reinforcement and anti-cracking fiber 3.Used for cement concrete Polyacrylonitrile(PAN) fiber is an advanced organic fiber aimed ... , moraine dam channel, etc. 4. Construction projects: Damp proof for roof, columniation, putty, industrial terrace, natatorium, etc. 5. ... concrete, 1.0kg/m3, may changed with designing requirement.For bitumen concrete, determining the adding amount according to the ...