Brand:Guoyang
MOQ:10
Quantity:300
High Chrome Milling Balls
High chrome milling balls are used in manyfields,such as cement,power industry,mine industry and soon.Our products are high hardness,little breakage,low wearrate,good wear-resistant,.And we have two automatic productionlines.Meanwhile annual production capacity is more than50,000 metric tons .All the products are widelyexported to South America,Africa,Asia ect.
Specification:
Φ10;Φ15;Φ17;Φ20;Φ25;Φ30;Φ40;Φ50;Φ60;Φ70;Φ80;Φ90;Φ100;Φ110;Φ120;Φ125;Φ130.
Chemcial Composition:
ITEM | Designation | Chemical Composition | ||||||
C | Si | Mn | Cr | Mo | P | S | ||
Popular Grade |
ZQCr10 | 1.8-3.2 | 0.3-1.2 | 0.2-1.0 | 10-13 | Trace | ≤0,10 | ≤0.10 |
Cu | Ni | Nb | Ti | B | Zr | V | ||
Trace | Trace | Trace | Trace | Trace | Trace | Trace | ||
Hight Chromium Cast Grinding Balls | ZQCr26 | 2.0-30 | ≤1.0 | 0.2-1.0 | 22-28 | ≤1.0 | ≤0.10 | ≤0.08 |
ZQCr20 | 2.0-3.0 | ≤1.0 | 0.2-1.0 | 18-22 | ≤1.0 | ≤0.10 | ≤0.08 | |
ZQCr17 | 2.0-3.2 | ≤1.0 | 0.2-1.0 | 13-18 | ≤1.0 | ≤0.10 | ≤0.08 | |
Propertise and Microstructure:
ITEM |
Designation | Hardness(HRC) | AK(J/cm2) |
Microstructure | Time of Falling Balls | |
Quenched state | Quenched state | |||||
Popuar Grade | ZQCr10 | ≥58 | ≥50 | ≥2.3 |
M C | ≥12000 |
High Chromium Cast Grinding Balls | ZQCr26 | ≥58 | ≥45 | ≥4.0 | ≥12000 | |
ZQCr20 | ≥58 | ≥45 | ≥3.5 | ≥12000 | ||
ZQCr17 | ≥58 | ≥49 | ≥3.0 | ≥12000 | ||
Superior :
1.High hardness
2.Little breakage
3.Low wear rate
Pictures:
High Chrome Milling Balls
