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SMC Sheet Specially Designed For Manhole Cover Bearing Load More Than 40 Tons

SMC Sheet Specially Designed for Manhole Cover Bearing Load More Than 40 Tons

We developed formula for SMC to make 100% COMPOSITE manhole cover and frame accept load more than 40 tons -without insert any steel bars inside the cover. This formula consists of high percentage fiberglass chopped strand, strong resin and good auxiliary agent.