Comprehensive Property
1.Excellent resistance to low&high temperature(can be used in -50 to +150centigrade degree),
2.High resistance to chemicals(alkali, acid, salt and organic solution agent),
3. A strong size stability( very low Hot Inflation Coefficient 12*10-6/centigrade degree)


we are top manufacturer of the SMC manhole covers, and water grates, with guaranteed quality, and workable price, if you have any question, please feel free to let us know it, and thank you for the attention