1. Manufacturing process,

Cast Iron balls are melted in electric furnace and poured into moulds after scientific proportioning. High chromium cast balls are also processed by oil quenching.

2. Detail Specifications

① Chemical Composition

② Hardness

③ Dragon Balls Weight

④ Dragon balls specifications

3. Test

① Factory test

Forged steel balls test is an very important step. Real-time detection will be carried out in the production process. Balls produced in each shift will be sampled in large quantities and tested for size, hardness, chemical composition, drop test, core pulling and impact value to ensure the quality of steel balls.

② The third party test

According to the customer different demand, cast iron balls can be tested by any third party.

Dragon Grinding Balls is a professional manufacturer of grinding media balls.Owning more than 19 years working experience in grinding media balls R & D, production, quality control, sales, export,service and project solutions.

Dragon Grinding balls production line covers hot rolling balls ,forged steel balls, cast iron balls, cylpebs ,grinding rods , ceramic grinding balls .high aluminum bricks. Our grinding balls are widely used in grinding for ball mill, rod mill, it is used in mining,cement plant, power plant and industry an so on.

Besides our Chinese domestic market, our grinding balls also have been exported to Europ, Mid East, Africa, South America and Asia countries. The service covers mining, cement plant and power plant and after sales services.

We have mature technology and technics for grinding balls,also can help our customers for producing line arrangement. Our balls' quality is good and reliable. You are warmly welcome to establish long term cooperation relationship with us!