Round ductile cast iron rain grate is mainly used for drainage of municipal roads and other roads. The following is some introduction of the circular ball ground iron grate: 1. Material: The ductile cast iron is used, which has the characteristics of pressure resistance, corrosion resistance, rust prevention and long service life. 2. Design: ductile cast iron rain grate hollow area is large and reasonable, help drainage, but also to prevent falling. Moreover, the surface of the ball mill cast iron rain grate has a raised dot design, which plays a anti-skid role and ensures the safety of pedestrians and vehicles. 3. Features: The base and grate of the ductile cast iron grate are connected with high-strength bolts, integrated design, easy to install and not easy to be stolen. 4. Company advantage: Our company is a production - sales - after-sales one-stop service, no middlemen. Our company has its own R & D personnel, according to customer requirements of different sizes and patterns…

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