Factory Wholesale 600*600 C250 Watertight Covers Manhole Composite En124 Black Square SMC Manhole Cover

What's SMC

 SMC is the abbreviation of sheet molding compound.that is, flake plastic By smc special yarn, unsaturatedresin, low shrinkage additives, fillers and variousadditives composition. lt has the advantages of highmechanical strength, light material weight, corrosionresistance, long service life, high insulation strength, arcresistance, flame retardant, good sealing performance,flexible design, easy production on a large scale, safe andbeautiful, all-weather can meet the needs of all kinds ofbad environment and places in outdoor engineeringprojects, overcomes the defects of corrosion resistance,short life and poor insulation performance of outdoormetal equipment box, and is widely used intelecommunication, electric power and railway fields

Performance:
wear-resistant, impact-resistant, not afraid of sun and rain, anti-static, environmental protection and anti-theft, etc, is the ideal alternative to traditional metal manhole covers.