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Specifications
1.Good quality: SGS certificate2.Good service :On time shipment
3.Low price:750-850USD
Detailed Product Description
Cast grinding media ball:
1) High hardness
2) Low breakage
3) Good wear-resistant
4) Steady performance
1.Chemical composition:
Item |
C |
Cr |
Si |
Mn |
S |
P |
Cu |
Mo |
Hardness |
Low Chrome |
1.8-3.5 |
1-3.5 |
≤1.2 |
≤1.5 |
≤0.15 |
≤0.15 |
≤0.5 |
≤1.0 |
≥45 |
Medium Chrome |
1.8-3.3 |
4-9 |
≤1.2 |
≤1.8 |
≤0.15 |
≤0.15 |
≤1.0 |
≤1.5 |
≥50 |
High Chrome |
1.6-3.3 |
10-15 |
≤1.0 |
≤2.5 |
≤0.10 |
≤0.10 |
≤1.5 |
≤1.0 |
≥55 |
Higher Chrome |
1.6-3.3 |
15-18 18-27 |
≤1.0 |
≤2.5 |
≤0.10 |
≤0.10 |
≤1.5 |
<2.0 |
≥60 |
2.Specification and Hardness of Grinding Ball
|
Nominal diameter (mm) |
Diameteical tolerance (mm) |
Weight of Single of forging ball in average |
Number of piece of One ton forging ball in average |
Surface hardness |
Impact toughness |
|
DIA 20 DIA 25 DIA 30 DIA 40 DIA 50 |
+2 -1 |
32 64 110 263 513 |
31250 15625 9090 3802 1949 |
55-65 |
≥12 |
|
DIA 60 DIA 70 DIA 80 DIA 90 DIA 100 |
+3 -2 |
888 1410 2104 2996 4110
|
1126 709 475 333 243 |
||
|
DIA 110 DIA 120 DIA 130 |
+4 -2 |
5457 7102 9030 |
182 140 110 |
||
|
DIA 140 DIA 150 |
+4 -3 |
11278 13871 |
88 72 |
3.Features:
(1) Characteristics:
a) High hardness and resistance
b) Good even wear
c) No breaking
(2) Applied fields:
a) Mining
b) Cement plants
c) Power stations
d) Chemical industry and machinery
skype:sscathywang
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