The unique concave-convex groove design at the interface of the cylindrical wood formwork makes the joints tightly combined to prevent running and leaking, which makes the concrete stripping film fast and beautiful, while also stabilizing and strengthenin
Polycarboxylate ether Superplasticizer is a new generation superplasticizer based on modified polycarboxylate particularly recommended for ready mixed concrete and precast concrete. Its particular configuration allows its delayed adsorption onto the cemen