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Specifications
carbon steel ball1.Hardness:55-65
2.Impact toughness:>12
3.Diameter:DIA 15MM-150MM
4.packing:container bags,drum
Specifications:
Grinding balls
1.Size:20mm-150mm
2.Hardness::55-65HRC
3.Material:The high Alloy Steel Material
4.Good wear resistance
Forged Steel Balls
1.Chemical composition:
C(0.6-1.2) Cr(<1.0) Si(0.15-0.6) Mn(0.6-1.5) S(<0.04) P(<0.04) Cu(<0.1) Mo(<0.25) Ni(<0.1)
2.Hardness:55-65
3.Impact toughness:>12
4.Diameter:DIA 15MM-150MM
High Chrome Casting grinding balls
Size:20mm-150mm
Hardness:HRC58-65
Chrome Content:11-27%
Low Chrome Casting Grinding balls
Size:20mm-150mm
Hardness:HRC58-65
Chrome Content:11-27%
NAME |
BRAD |
CHEMICAL ELEMENTS |
||||||||
C |
Si |
Mn |
Cr |
Mo |
Cu |
Ni |
P |
S |
||
HI-CR CASTING BALL |
ZQCr26 |
2.0-2.8 |
≤1.0 |
0.5-2.0 |
22-28 |
0-1.0 |
0-2.0 |
0-1.5 |
≤1.0 |
≤0.06 |
HI-CR CASTING BALL |
ZQCr20 |
2.0-2.8 |
≤1.0 |
0.5-2.0 |
18-22 |
0-2.5 |
0-1.2 |
0-1.5 |
≤1.0 |
≤0.06 |
HI-CR CASTING BALL |
ZQCr15 |
2.5-3.2 |
≤1.0 |
0.5-2.0 |
10-17 |
0-3.0 |
0-1.0 |
0-1.5 |
≤1.0 |
≤0.06 |
HI-CR CASTING BALL |
ZQCr8 |
2.1-3.2 |
≤1.0 |
0.5-2.0 |
6-10 |
1-1.0 |
0-0.8 |
0-1.5 |
≤1.0 |
≤0.06 |
HI-CR CASTING BALL |
ZQCr2 |
2.2-3.6 |
≤1.0 |
0.5-2.0 |
1.0-3.0 |
0-1.0 |
0-0.8 |
- |
≤1.0 |
≤0.10 |
HI-CR CASTING BALL |
ZQSi3 |
3.2-3.8 |
≤1.0 |
2.0-3.0 |
- |
- |
- |
- |
≤1.0 |
≤0.03 |
NAME |
BRAD |
SURFACE HARDNESS |
ENDURANCE IMPACT TEST(TIMES) |
|
QUENCHED |
UNQUENCHED |
|||
HI-CR CASTING BALL |
ZQCr26 |
≥56 |
≥45 |
≥8000 |
HI-CR CASTING BALL |
ZQCr20 |
≥56 |
≥45 |
≥8000 |
HI-CR CASTING BALL |
ZQCr15 |
≥56 |
≥49 |
≥8000 |
HI-CR CASTING BALL |
ZQCr8 |
- |
≥48 |
≥8000 |
HI-CR CASTING BALL |
ZQCr2 |
- |
≥45 |
≥8000 |
HI-CR CASTING BALL |
ZQSi3 |
≥50 |
- |
≥8000 |
ITEMS |
SIZES |
||||||||||||||
Φ10 |
Φ15 |
Φ20 |
Φ25 |
Φ30 |
Φ40 |
Φ50 |
Φ60 |
Φ70 |
Φ80 |
Φ90 |
Φ100 |
Φ110 |
Φ120 |
Φ130 |
|
TOLERANCE |
+1.0 -0.5 |
+2.0 -1.0 |
+3.0 -1.0 |
+3.5 -1.5 |
|||||||||||
DIFFERENCE BETWEEN MAX AND MIN DIA |
≤1.0 |
≤2.0 |
≤3.0 |
≤4.0 |
|||||||||||
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