30mm Grinding Ball Production for Iron Ore Mine

30mm Grinding Ball Production for Iron Ore Mine

DONGBANG brand grinding ball for iron ore mine, your best choice for iron ore mine production, which can help you to reduce ball consumption and increase iron ore output.
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Product Details

Product Introduction 

DONGBANG brand 30mm grinding ball production for iron ore mine, your best choice for iron ore mine production, which can help you to reduce ball consumption and increase iron ore output. 

  

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Technical Datas
Grinding ball size for iron ore mine production: 30mm

Certification

ISO9001, ISO14001, OHSAS18001 etc.

Original

Jiangsu, China

Price

Negotiable

Payment term

TT, LC

Delivery date

Negotiable

Packing

ton bag or Iron drum

Major Market: Middle East/ Africa/Asia/South America/Europe/North America
MOQ: 50 tons each size(2x20’GP)
Raw material: Alloy Steel rod
Performance

 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



25mm-30mm Grinding Ball Production For Iron Ore Mine 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

20-30mm Grinding Ball Production Method: Hot rolling

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



40mm-50mm Grinding Ball Quality Performance

Ball Size

Surface Hardness

Core Hardness

Volume Hardness

40mm

62-64 HRC

61-63 HRC

61-64 HRC

50mm

61-64 HRC

60-63 HRC

60-63 HRC

40-50mm Grinding Ball Production method: Hot rolling


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





60-90mm Grinding Ball 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

60-90mm Grinding ball Production Method: Hot rolling

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





100-125mm Grinding Ball Quality Performance

Ball Size

Surface Hardness

Core Hardness

Volume Hardness

Impact Toughness

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

100-125mm Grinding Ball Produciton Method: Quick hammer + rolling

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Customer questions

1. 24-hour Online service

Please feel free to contact us. Our sales team will provide you with 24 hours better pre-sale.

 

2. Competitive price

All of our products are supplied directly from factory. So the price is very competitive. 

 

3. Warranty

All products have a higher hardness to offer longer uselife.

 

4. OEM/ODM

With 6 years experiences in this field, we can provide customers with professional suggestions. To promote common development.

 

5. Distributor

The company now recruit distributor and agent all over the world. Prompt delivery and professional after-sales service are our priority, which makes us to be your reliable partner.

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