As for the roving for Hobas pipe, what’s the difference between 622 and 622A?
2020-03-11 13:49:18
中国巨石股份有限公司
622: Fast wet-out, and low resin absorption;
622A: Fast wet-out, excellent acid resistance, consistent color of the finished composite product.
- Ali shop
Tendering
CONTACT US
加盟巨石