Watertight Type Polymer Double Coated C.S.P

Watertight Type Polymer Double Coated CSP
[Patent Number 10-1476132 / Registered as an excellent product by the PPS (designation number ; 2019031)]

[Specifications Of Production for Polymer Coating of C.S,P by ASTM A 849 (Coating Method) & ASTM A 742 (Testing Method) in U.S.A]