Ningguo Kaiyuan Electric Power Wear Resistant Materials Co.,Ltd
Ningguo Kaiyuan Electric Power Wear Resistant Materials Co.,Ltd
[
Anhui,
China (Mainland) ]
Anhui, China (Mainland)
GUO YANG
Metal Media
Ton
1
bucket,bag
Yes
60000 / Year
L/C, T/T, Western Union, Other
|
Ball Diameter(mm) |
||||||||
|
Φ10 |
Φ12.7 |
Φ15 |
Φ17 |
Φ20 |
Φ25 |
Φ30 |
Φ40 |
Φ50 |
|
Φ60 |
Φ70 |
Φ80 |
Φ90 |
Φ100 |
Φ110 |
Φ120 |
Φ125 |
Φ130 |
|
Chemical Composition |
||||||||
|
Item |
Designation |
C |
Si |
Mn |
Cr |
Mo |
P |
S |
|
Popuar Grade |
ZQCr10 |
1.8-3.2 |
0.3-1.2 |
0.2-1.0 |
10~13 |
trace |
≦0.1 |
≦0.08 |
|
Cu |
Ni |
Nb |
Ti |
B |
Zr |
V |
||
|
trace |
trace |
trace |
trace |
trace |
trace |
trace |
||
|
High Chromium Cast Grinding Balls |
ZQCr17 |
2.0-3.2 |
≦1.0 |
0.2-1.0 |
13-18 |
≦1.0 |
≦0.1 |
≦0.08 |
|
ZQCr20 |
2.0-3.2 |
≦1.0 |
0.2-1.0 |
18-22 |
≦1.0 |
≦0.1 |
≦0.08 |
|
|
ZQCr26 |
2.0-3.2 |
≦1.0 |
0.2-1.0 |
22-28 |
≦1.0 |
≦0.1 |
≦0.08 |
|
|
Properties and Microstructure |
||||||||
|
Item |
Designation |
Hardness(HRC) |
Impact Value(J/cm²) |
Micro-structure |
Times of falling Balls |
|||
|
Popuar Grade |
ZQCr10 |
≧60 |
≧4.0 |
M+C |
≧21000 |
|||
|
High Chromium Cast Grinding Balls |
ZQCr17 |
≧60 |
≧4.0 |
≧21000 |
||||
|
ZQCr20 |
≧60 |
≧4.0 |
≧21000 |
|||||
|
ZQCr26 |
≧60 |
≧4.0 |
≧21000 |
|||||
