Brand:aa

Product detail:

 Steel fiber double  electeical manhole cover 

1.High strength

 Ordinary concrete and the small amount of low carbon steel, stainless steel and glass fiber.

2. Tensile, bending and strength is good; the impact toughness of high compressive strength, shrinkage is better, anti- fatigue, durability.

3. Anti-slip

3mm tread covers convex surface, and thus play a good non-slip effect.

4. Anti-impact

 Manhole covers the contact with the colossal surface, directly on the T-rubber, and dealt with gently, to eliminate noise.