25mm Alloy Steel Grinding Balls for Mining

25mm Alloy Steel Grinding Balls for Mining

25mm Alloy Steel Grinding Balls For Mining Introduction Dongbang brand 25mm alloy steel grinding balls for mining, is special developed for various mining conditions. Our goal is to help all clients to save cost 20% on mineral processing where must use grinding balls. Our Raw material production...
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25mm Alloy Steel Grinding Balls For Mining Introduction

Dongbang brand 25mm alloy steel grinding balls for mining, is special developed for various mining conditions. Our goal is to help all clients to save cost 20% on mineral processing where must use grinding balls.

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Our Raw material production process

1.Blast furnace

2.Converter furnace

3.LF furnace refining

4.RH furnace refining

5.Continous casting(secondary electromagnetic mixing)

6.Billet inspection

7.Heating

8.Rolling at a compression rate of more than 17 times

9.Slow cooling in pit

10. Inspection

11. Finishing

12. Standby

Avaiable alloy steel grinding ball size: 25mm

25mm Alloy Steel Grinding Balls For Mining production method: Screw rolling 

25mm Alloy Steel Grinding Balls For Mining Production Steps:

1.Steel rod heating

2.Hot rolling or forging

3.Slow cooling

4.Quenching

5.Cool to room temperature

6.Tempering

7.Cooling & packing

8.Stock & ready for shipping

25mm Alloy Steel Grinding Balls For Mining quality parameters: 

Sureface hardness: 63-65 HRC

Core hardness: 62-64 HRC

Volume hardness: 62-65 HRC

Ball drop test from 6.5 meters: More than 27000 times

Ball drop test result: No Break

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Why choose us ? 

1. We are the professional facrory of grinding balls in jiangsu province ,china .

2. Quality Control through the whole Manufacturing process.

3. General Inspection during bulk production, every 3-4 hours random test ball quality to ensure even quality.

4. Our hardware all passed ISO 9001.

5. High and even hardness support you to have a long use life, high impact toughness will promise you very close to zero ball breaking in ball mill.

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