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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

80mm Grinding Steel Ball for Mining

80mm Grinding Steel Ball For Mining Introduction “Dongbang” brand 80mm grinding steel ball 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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  • Product Details

80mm Grinding Steel Ball For Mining Introduction
“Dongbang”  brand 80mm grinding steel ball 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: 80mm Grinding Steel Ball 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
Finished ball size: 83.2mm
One 80mm ball net weight: 2,367 grams
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Detailed quality performance
Steel rod supplier: Chinese local top famous steel mill
Steel rod choices: B3/B4/B6

                                                                                  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

-

-

-


80mm(3.25” ) Grinding Steel Ball For Mining Quality Parameter

Ball Size

Surface Hardness

Core Hardness

Volume Hardness

Impact Toughness

80mm
     (3.25” )

61-63 HRC

59-61 HRC

59-62 HRC

≥22 J/CM2

Or:

                                                                                  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


80mm(3.25” ) Grinding Steel Ball For Mining Quality Parameter

Ball Size

Surface Hardness

Core Hardness

Volume Hardness

Impact Toughness

80mm
     (3.25” )

61-63 HRC

58-60 HRC

58-62 HRC

≥18 J/CM2

Or:

                                                                                  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

-


80mm(3.25” ) Grinding Steel Ball For Mining Quality Parameter

Ball Size

Surface Hardness

Core Hardness

Volume Hardness

Impact Toughness

80mm
     (3.25” )

61-64 HRC

59-61 HRC

59-62 HRC

≥24 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. 

Our Testing Machines

1.Microstructure Analysis Machine

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2.Hardness Testing Machine

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