Steel Grinding Media Balls for Mining

Steel Grinding Media Balls for Mining

Dongbang brand steel grinding media balls for mining, is fit for all type of non-ferrous mines, including Iron ore mine, copper mine, gold mine, silver mine, etc. We can help you to save cost on grinding ball by reducing ball consumption...
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Product Details

Steel Grinding Media Balls For Mining Introduction 

“Dongbang” brand steel grinding media balls for mining, is fit for all type of non-ferrous mines, including Iron ore mine, copper mine, gold mine, silver mine, etc. We can help you to save cost on grinding ball by reducing ball consumption 10-20%. 

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Technical Specifications
Application: Steel Grinding Media Balls For Mining, like Iron Ore, Copper, Gold, Silver, etc, mostly used in ball mill of mineral processing.
Certification: ISO9001, ISO14001, OHSAS18001 etc.
Original: Jiangyin, Jiangsu, China
Price: Negotiable
Delivery date: Negotiable
Payment term: TT, LC
Packing: export standard ton bag or Iron drum
Major Market: worldwide
MOQ: 50 tons (2x20’GP)

Raw material: Carbon alloy steel rod
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Detailed quality performance
Steel rod supplier: Chinese local top famous steel mill
Steel rod choices: B2/B3

                                                                                  Steel Rod Type: B2, Chemical Comments

C

Si

Mn

P

S

Cr

0.76-0.82

0.17-0.35

0.72-0.80

≤0.020

≤0.015

0.50-0.60

Ni

Cu

Mo

Alt

V


≤0.25

≤0.20


0.020-0.050



Steel Grinding Media Balls For Mining Quality Performance

Ball Size

Surface Hardness

Core Hardness

Volume Hardness

25mm

63-64 HRC

62-63 HRC

62-64 HRC

30mm

63-64 HRC

62-63 HRC

62-64 HRC

40mm

62-64 HRC

61-63 HRC

61-64 HRC

50mm

61-64 HRC

60-63 HRC

60-63 HRC


Steel Rod Type: B3, Chemical Comments

C

Si

Mn

P

S

Cr

0.61-0.65

1.73-1.80

0.73-0.80

≤0.020

≤0.015

0.80-0.88

Ni

Cu

Mo

Alt

V


≤0.25

≤0.20





Steel Grinding Media Balls Quality Performance

Ball Size

Surface Hardness

Core Hardness

Volume Hardness

Impact Toughness

60mm

61-63 HRC

59-61 HRC

59-62 HRC

≥14 J/CM2

70mm

61-63 HRC

59-61 HRC

59-62 HRC

≥16 J/CM2

80mm

61-63 HRC

59-61 HRC

59-62 HRC

≥18 J/CM2

90mm

61-63 HRC

59-61 HRC

59-62 HRC

≥20 J/CM2

100mm

60-62 HRC

58-60 HRC

58-62 HRC

≥22 J/CM2

120mm

60-62 HRC

58-60 HRC

58-62 HRC

≥24 J/CM2

125mm

60-62 HRC

58-60 HRC

57-61 HRC

≥26 J/CM2

Also, if you need us to develop a special 80mm grinding media balls for mines by your unique chemical comments on raw material, we can do it with our cooperated steel plant.

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Our Testing Machines

1.Microstructure Analysis Machine

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2.Hardness Testing Machine

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Inquiry