Oriental Casting & Forging Limited

China Manufacturer with main products: Forged Steel Ball, Steel Ball, Casting Ball

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good roundness grinding ball

FOB Price: 680.00 - 790.00 USD/Ton
Supply Ability: 100,000 Ton/Tons per Year
Shipping: Qingdao
Payment Terms: L/C, T/T
In Stock

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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Shandong in China
Packaging Details: 1000KG BAGS OR STEEL BRUMS(850-900KGS/DRUM)

Quick Details

  • Dimensions: 20mm-150mm
  • Material: Steel
  • Application: Mines,Cement Plants,Power Stations,Chemical Industries
  • Model Number: 20mm-150mm
  • Brand Name: DT
  • Endurance impact test: >12000

Specifications

good roundness grinding ball :

 

Chemical elements:

DT-1: 45# C:0.42-0.50 Mn:0.50-0.80 Si:0.17-0.37 Cr:0.2 max P: 0.035max Ni:0.25max Cu:0.25max

DT-2: 60Mn C:0.57-0.65 Mn:0.7-1.0 Si:0.17-0.37 Cr:0.25max S:0.035max P:0.035max Ni:0.3max Cu:0.25max

DT-3: 65Mn C:0.62-0.70 Mn:0.9-1.0 Si:0.17-0.37 Cr:0.25max S:0.035max P:0.035max Ni:0.3max Cu:0.25max

DT-4: B2 C:0.72-0.92 Mn:0.7-1.2 Si:0.17-0.37 Cr:0.4-0.6 S:0.04max P:0.04max

DT-5: 42Cr C:0.38-0.45 Mn:0.50-0.80 Si:0.17-0.37 S:0.035max P:.35max Cr:0.9-1.2 Ni:0.3max Cu:0.30max  

 

 

1.Sizes:DIA20-150mm

2.Hardness: HRC55-67

3.Breakage rate: <1%

4.Chemical elements:C . Si . Mn . P . S . Cr

5.Impact toughness: >12J/CM2

6.Endurance impact test: >12000

7.Delivery Detail: (7-45) days according to your quantity

8. Certificate: ISO 9001:2008,ISO14001

 

Mechanical Properties:

Spec.

42Cr

50Mn

60Mn

65Mn

Impact Test

AK.J/CM2

≥12

≥12

≥13

≥15

Endurance Test Times

(5m)

≥10000

≥10000

≥12000

≥12000

 

Dia 25-60mm

 

Surface

≥55

≥56

≥58

≥62

Core

≥48

≥50

≥52

≥54

 

     Dia 70-100mm

Surface

≥52

≥55

≥58

≥58

Core

≥45

≥50

≥50

≥52

 

 

Specification of steel ball:

Diameter 

Diameter Tolerance

Weight / ball  

Surface Hardness

Impact Toughness

(mm)

(mm)

(g)

(HRC)

(j/cm2 )

Φ20

±2

33

        60-68

≥12J/CM2

Φ25

±2

65

≥12J/CM2

Φ30

±2

110

≥12J/CM2

Φ40

±2

263

≥12J/CM2

Φ50

±2

513

≥12J/CM2

Φ60

+3,-1

889

≥12J/CM2

Φ70

+3,-1

1410

≥12J/CM2

Φ80

+3,-1

2105

≥12J/CM2

Φ90

+3,-1

2996

55-63

≥12J/CM2

Φ100

+3,-1

4110

≥12J/CM2

Φ110

+4,-2

5457

    53-60

≥12J/CM2

Φ120

+4,-2

7102

≥12J/CM2

Φ130

+4,-2

9030

≥12J/CM2

Φ140

+4,-2

11278

≥12J/CM2

Φ150

+4,-2

13870

≥12J/CM2

 

Characteristics:

High Hardness,Good Wear Resistance,No Breakage,Even Wearing

 

Applide field:

Mines,Cement Plants,Power Stations,Chemical Industries  

 


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