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2017 wholesale price Seamless Black Steel Pipe - High Quality Low Price 20-150mm Steel Forged Casting Iron Ore Grinding Media Balls for Ball Mill Machine Factory – TOP-METAL

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Products Description forged steel grinding balls mill parts The field of applications for the Cast Chrome Alloy Grinding Steel Balls, in short Cast Steel Balls, can be found in Cement Plants, Mines, Power stations, Chemical Industries, Grinding Mill, Ball mill and Coal mill. We have available 4 maintypes of these balls: Low chrome, medium chrome, high chrome and higher chrome. Sizes are in the range 10mm – 150mm. Features: 1. forged steel grinding ball has high hardness: surface hardne...


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2017 wholesale price Seamless Black Steel Pipe - High Quality Low Price 20-150mm Steel Forged Casting Iron Ore Grinding Media Balls for Ball Mill Machine Factory – TOP-METAL Detail:

Products Description

forged steel grinding balls mill parts

The field of applications for the Cast Chrome Alloy Grinding Steel Balls, in short Cast Steel Balls, can be found in Cement
Plants, Mines, Power stations, Chemical Industries, Grinding Mill, Ball mill and Coal mill.

We have available 4 maintypes of these balls: Low chrome, medium chrome, high chrome and higher chrome. Sizes are in the range 10mm – 150mm.
Features:
1. forged steel grinding ball has high hardness: surface hardness to 58-65HRC, volume hardness of 57-64HRC
2. impact toughness high: impact toughness more than 12J / cm2.
3. broken rate is low: the actual broken rate is not higher than 0.5%.
4. loss of forged grinding ball round rate is low.
5. dropping test in 8m high tester for more than 20,000 times.
1 (2)
Specification
Main specifications for Cast Chrome Alloy Grinding Steel Balls:
Parameters
Low Chrome
Medium Chrome
High Chrome
Higher Chrome
Cr %
0.8 – 3.5
4 – 9
10 – 18
22 – 25
C %
2.2 – 3.5
2 – 3.3
1.6 – 3.3
2.0 – 3.3
Si %
1.2 max
1.2 max
1.0 max
1.0 max
Mn %
1.5 max
1.8 max
2.5 max
2.5 max
Mo %
1.0 max
1.5 max
1.0 max
2.0 max
Cu %
0.5 max
1.0 max
1.5 max
1.5 max
P %
0.15 max
0.15 max
0.10 max
0.10 max
S %
0.15 max
0.15 max
0.10 max
0.10 max
Metallographic structure
Carbide + Pearlite
Carbide + Pearlite
Carbide + Martensite
Carbide + Martensite
Hardness (HRC)
45 or above
50 or above
58 or above
60 or above
Times of falling ball
8000 or above
12000 or above
15000 or above
22000 or above
Available ball diameters:
Nominal Diameter in mm
Weight in kg per ball in average
Number of Balls per ton in average
10
0.135
74073
12
0.0181
55248
15
0.0242
41322
20
0.0322
31056
25
0.063
15873
30
0.11
9091
40
0.257
3891
50
0.5
2000
60
0.867
1153
70
1.37
729
80
2.05
487
90
2.90
345
100
4.00
250
110
5.30
188
120
6.80
147
125
7.75
129
130
8.74
114

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2017 wholesale price Seamless Black Steel Pipe - High Quality Low Price 20-150mm Steel Forged Casting Iron Ore Grinding Media Balls for Ball Mill Machine Factory – TOP-METAL detail pictures

2017 wholesale price Seamless Black Steel Pipe - High Quality Low Price 20-150mm Steel Forged Casting Iron Ore Grinding Media Balls for Ball Mill Machine Factory – TOP-METAL detail pictures

2017 wholesale price Seamless Black Steel Pipe - High Quality Low Price 20-150mm Steel Forged Casting Iron Ore Grinding Media Balls for Ball Mill Machine Factory – TOP-METAL detail pictures

2017 wholesale price Seamless Black Steel Pipe - High Quality Low Price 20-150mm Steel Forged Casting Iron Ore Grinding Media Balls for Ball Mill Machine Factory – TOP-METAL detail pictures


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2017 wholesale price Seamless Black Steel Pipe - High Quality Low Price 20-150mm Steel Forged Casting Iron Ore Grinding Media Balls for Ball Mill Machine Factory – TOP-METAL, The product will supply to all over the world, such as: , , ,

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