Diameter(mm) |
||||||||
Φ8 |
Φ10 |
Φ12 |
Φ15 |
Φ17 |
Φ20 |
Φ25 |
Φ30 |
Φ40 |
Φ50 |
Φ60 |
Φ70 |
Φ80 |
Φ90 |
Φ100 |
Φ110 |
Φ120 |
Φ130 |
Chemical Composition |
||||||||
Name |
Designation |
C |
Si |
Mn |
Cr |
P |
S |
Rare earth |
High chrome casting alloy grinding ball |
ZQCr12 |
2.0-3.3 |
≤1.0 |
0.5-1.5 |
≥10-14 |
≤0.08 |
≤0.08 |
Trace |
Properties and Microstructure |
||||||||
Name |
Designation |
Surface Hardness HRC) |
Core Hardness (HRC) |
Impact Value(J/CM2) |
Microstructure |
Time of falling balls |
||
High chrome casting alloy grinding ball |
ZQCr12 |
≥58 |
≥56 |
2 |
M+C |
≥15000 |
||
Tolerance of Diameter |
||||||||
Diameter |
Φ10-Φ25 |
25<Φ<60 |
60<Φ≤100 |
100<Φ |
||||
Tolerance of Diameter |
+1.0 |
+1.5 |
+2.0 |
+3.0 |
||||
-1.0 |
-1.0 |
-1.0 |
-1.0 |
Contact: Lorrie Zhang
Phone: 0086-13617156590
Tel: 0086-563-4456688
Add: Yinbai Zone,Wangxi Agency,Ningguo City,Anhui Province,China