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Jiangyin Dongbang Steel Ball Machinery Co.,Ltd

ADD:NO.42 Hua Lu Road, Huashi Town, Jiangyin City, Jiangsu Province

Tel:86-0510-86370386

Mobile:86-13812104338

Fax:86-0510-86370552

Email:grindingballsmedia@163.com

76mm Grinding Media Steel Ball

76mm G rinding M edia S teel B all Introduction Dongbang brand 76mm grinding media steel ball, your best choice to reduce ball consumption 15-20% than before. Technical Datas Application: 76mm Grinding Media Steel Ball, for Iron Ore, Copper, Gold, Silver, etc Certification: ISO9001, ISO14001,...

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76mm Grinding Media Steel Ball Introduction
Dongbang brand 76mm grinding media steel ball, your best choice to reduce ball consumption 15-20% than before.
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Technical Datas
Application: 76mm Grinding Media Steel Ball, for Iron Ore, Copper, Gold, Silver, etc
Certification: ISO9001, ISO14001, OHSAS18001 etc.
Original: Jiangsu, China
Price: Negotiable
Payment term: TT, LC
Delivery date: Negotiable
Packing: export standard ton bag or Iron drum
Major Market: Middle East/ Africa/Asia/South America/Europe/North America
MOQ: 50 tons (2x20’GP)
Raw material: Steel rod, 75mm
Finished ball size: 78mm
Single ball weight: 1800~1950 grams
Our steel rod supplier: Only Chinese local steel mill, like Huai Steel, NISCO, etc.
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Characteristics
Steel rod type: B3,B4,B6
Detailed chemical comments as below:

                                                                                  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 Rod Type: B4, Chemical Comments

C

Si

Mn

P

S

Cr

0.66-0.74

1.2-1.4

0.50-0.70

≤0.022

≤0.022

0.85-1.0

Ni

Cu

Mo

Alt

V



≤0.40


0.025-0.045

0.05-0.15


Steel Rod Type: B6, Chemical Comments

C

Si

Mn

P

S

Cr

0.74-0.85

0.15-0.35

0.90-1.05

≤0.020

≤0.020

0.88-0.98

Ni

Cu

Mo

Alt

V


≤0.25

≤0.25

0.06-0.13

0.025-0.045



Detailed quality parameters of 76mm Grinding Media Steel Ball:

                                                                         76mm Grinding Media Steel Ball Quality Parameter

Ball Size/Steel rod type

Surface Hardness

Core Hardness

Volume Hardness

Impact Toughness

76mm/B3

61-63 HRC

59-61 HRC

59-62 HRC

≥18 J/CM2

76mm/B4

61-63 HRC

58-60 HRC

58-62 HRC

≥16 J/CM2

76mm/B6

61-64 HRC

59-62 HRC

59-62 HRC

≥18 J/CM2

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