| Grinding Ball |
Tangshan Fengrun Shougang Metallurgy And Building Materials Co.,Ltd. |
|
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| High Chrome Cast Iron Grinding Media Balls (HCCB) |
| Publisher:
admin Time:
2015-11-17 Visits:
136 |
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1-Diameter 10mm-150mm
2- Grinding Media Ball Chemical Composition
|
Name |
Grade |
Chemical Composition(%) |
|
C |
Si |
Mn |
Cr |
P |
S |
Mo |
Ni |
Cu |
|
High Chrome Cast Iron Grinding Media Balls
(HCCB) |
ZQCR10 |
1.90~3.3 |
0.3~1.20 |
0.3~1.5 |
10~11 |
≤0.10 |
≤0.06 |
Res. |
Res. |
Res. |
|
ZQCR11 |
1.90~3.3 |
0.3~1.20 |
0.3~1.5 |
11~12 |
≤0.10 |
≤0.06 |
Res. |
Res. |
Res. |
|
ZQCR12 |
1.90~3.3 |
0.3~1.20 |
0.3~1.5 |
12~13 |
≤0.10 |
≤0.06 |
Res. |
Res. |
Res. |
|
ZQCR13 |
1.90~3.3 |
0.3~1.20 |
0.3~1.5 |
13~14 |
≤0.10 |
≤0.06 |
Res. |
Res. |
Res. |
|
ZQCR14 |
1.90~3.3 |
0.3~1.20 |
0.3~1.5 |
14~15 |
≤0.10 |
≤0.06 |
Res. |
Res. |
Res. |
|
ZQCR15 |
1.90~3.3 |
0.3~1.20 |
0.3~1.5 |
15~16 |
≤0.10 |
≤0.06 |
Res. |
Res. |
Res. |
|
ZQCR16 |
1.90~3.3 |
0.3~1.20 |
0.3~1.5 |
16~18 |
≤0.10 |
≤0.06 |
Res. |
Res. |
Res. |
|
ZQCR17 |
1.90~3.3 |
0.3~1.20 |
0.3~1.5 |
17~18 |
≤0.10 |
≤0.06 |
Res. |
Res. |
Res. |
|
ZQCR18 |
1.90~3.3 |
0.3~1.20 |
0.3~1.5 |
18~19 |
≤0.10 |
≤0.06 |
Res. |
Res. |
Res. |
|
ZQCR19 |
1.90~3.3 |
0.3~1.20 |
0.3~1.5 |
19~20 |
≤0.10 |
≤0.06 |
Res. |
Res. |
Res. |
3- Mechanical Property and Metallurgy Analysis：
|
Name |
Grade |
Surface Hardness
(HRC) |
Impact Toughness
(Ak J/cm2) |
Metallurgical Structure |
Dropping Balls Test/Fatigue Life Test (3.5Meter Height) |
|
High Chrome Cast Iron Grinding Media Balls
(HCCB) |
ZQCR10-ZQCR19 |
58-66 |
≥4 |
M+C |
≤80 |
15000 |
|
>80 |
10000 |
|
M-Martensite， C-Carbide |
4- Grinding Ball Diameter Tolerance and Weight List.
|
Size Tolerance and Weight List |
|
Item |
Ball Diameter（mm） |
|
Ball Diameter |
≤30 |
30<Φ≤60 |
60<Φ≤90 |
Φ100-Φ150 |
|
Dia Tolerance (mm) |
`+1.5，-1 |
`+1.5，-1 |
`+2.5，-1 |
`+3，-1 |
|
Specific Diameter |
Unit Weight
(kg/pc) |
Quantity
（pieces per ton ） |
|
8mm |
0.0021 |
476190 |
|
10mm |
0.0041 |
243902 |
|
12mm |
0.0071 |
140845 |
|
15mm |
0.014 |
71429 |
|
17mm |
0.02 |
50000 |
|
20mm |
0.032 |
31250 |
|
25mm |
0.064 |
15625 |
|
30mm |
0.116 |
8620 |
|
35mm |
0.176 |
5682 |
|
40mm |
0.263 |
3802 |
|
50mm |
0.513 |
1949 |
|
60mm |
0.888 |
1126 |
|
70mm |
1.49 |
671 |
|
80mm |
2.104 |
475 |
|
90mm |
2.996 |
334 |
|
100mm |
4.11 |
243 |
|
110mm |
5.46 |
183 |
|
120mm |
7.1 |
141 |
|
125mm |
8 |
125 |
|
130mm |
9.03 |
111 |
|
140mm |
11.1 |
90 |
|
150mm |
13.6 |
73 |
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