High chrome mill ball cast iron ball for cement plant/High Chrome cast iron ball
1. Grade: Cr28,Cr17,Cr10,Cr1
2. Size: DIA 17mm-130mm
3. Hardness: HRC 55-66
4. Certification: ISO9001, ISO14001
Cast steel balls are high-quality grinding media made from premium chromium steel or alloy steel. They feature high hardness, excellent wear resistance, and superior impact resistance, making them ideal for mining, cement, ceramics, and mineral processing industries. Available in diameters ranging from 17mm to 130mm, they can be customized to meet specific customer requirements. With a smooth surface and uniform internal structure, these balls ensure long-term stable performance, significantly improving grinding efficiency and reducing energy consumption. They are an ideal choice for enhancing productivity and minimizing maintenance costs.
Casting grinding balls classification and Chemical Composition
|
Name |
C |
Si |
Mn |
Cr |
S |
P |
Mo |
|
High-Cr-ball/Cylpebs ZQCr28 |
2.0-3.5 |
≤1.0 |
≤1.5 |
28-30 |
≤0.08 |
≤0.06 |
≤1.0 |
|
High-Cr-ball/Cylpebs ZQCr17 |
2.0-3.5 |
≤1.0 |
≤1.5 |
17-18 |
≤0.08 |
≤0.06 |
≤1.0 |
|
High-Cr-ball/Cylpebs ZQCr10 |
2.0-3.5 |
≤1.0 |
≤1.5 |
10-12 |
≤0.08 |
≤0.06 |
≤1.0 |
|
High-Cr-ball/Cylpebs ZQCr1 |
2.0-3.5 |
≤1.0 |
≤1.5 |
1-3 |
≤0.08 |
≤0.06 |
≤1.0 |
Casting grinding balls Mechanical Propety
|
Name |
Hardness(HRC) /Heat treatment |
Hardness(HRC) /Cast |
Impact Value AK.J/cm2 |
Microstructure |
Wear Rate (g/t cement) |
Breakage rate(%) |
|
High-Cr-ball/Cylpebs ZQCr28 |
55-65 |
≥50 |
≥4.0 |
M+C |
≤25 |
≤0.5 |
|
High-Cr-ball/Cylpebs ZQCr17 |
60-65 |
≥50 |
≥4.0 |
M+C |
≤25 |
≤0.5 |
|
High-Cr-ball/Cylpebs ZQCr10 |
60-66 |
≥50 |
≥4.0 |
M+C |
≤30 |
≤0.5 |
|
Low-Cr-ball/Cylpebs ZQCr1 |
|
≥45 |
≥4.0 |
P+C |
|
≤1.0 |
PACKING & DELIVERY
1. Ocean shipping
2. Customers designated transportation mode.
3. Packing Details: A. Steel drums (850-930kgs/drum) b. Flexible container bags(1ton/bag)
4. Delivery Details: Within 15-20 days after received the payment or LC at sight.