High Cr Grinding Media Cylpebs For Power Plants , Wet-Grinding Process
USD $ 1000 - $1500 / /Set
Min.Order:1 Set
Big Aluminium Pressure Die Casting Chassis for Camera ,Dome Camera Base
Q195 Q235 Q345 low carbon steel round bar ISO, IQNet certificate
metal fabrication Aluminium Pressure Die Casting metal components / parts
Modern Suspension Light Stainless Steel Large Round Ball Shaped Pendant lamp for Home Decoration
metal fabrication Aluminum Machined Parts for Automotive / vehicle
High Cr Grinding Media Cylpebs For Power Plants , Wet-Grinding Process
Quick Details
1. Material:Cr15.
2. Hardness: More than HRC60.
Φ60mm High Cr Cast Balls
1. Hardness difference from surface to center is less than HRC3.
2. Hardness:More than HRC60.
3. Surface of castings is free from burnt sand & smooth.
4. It is free from hard spot, visible injurious defects such as blow hole,porosity, shrinkage, cracks, cold-shuts.
1. Specification available
A. Cast Balls
(1) Diameter (mm): φ140, φ125, φ110, φ100, φ90, φ80, φ70, φ60, φ50, φ40, φ30, φ20, φ17, φ15
B. Cast Cylpebs
(1.2)Diameter (mm): φ35×40, φ30×35, φ25×30, φ20×25, φ18×18, φ16×16, φ15×20, φ14x14,
φ12×16, φ12x12, φ10×12, φ10×10, φ8×8
(2) General Mechanical Property
Materials |
Hardness |
Impact value |
Wear in Cement Mills (g/mt) |
Application Field |
High Cr Cast Iron |
≥HRc60 |
≥4J |
25-60 |
The dry-grinding process in cement works, power plants and wet-grinding process in mine; |
Low Cr Cast Iron |
≥HRc46 |
≥3J |
≤130 |
The dry-grinding process in cement works, power plants and wet-grinding process in mines |
(3). The Detailed Information about Diameter 60mmCast Balls with Different Cr Content
Composition (%) |
C |
Si |
Mn |
Cr |
P |
S |
Hardness (HRC) |
Wear Rate in Gold Mine |
Low Cr Cast Balls |
2.0~3.0 |
0.5~1.5 |
≤0.50 |
1.5~2.5 |
≤0.07 |
≤0.07 |
46~55 |
About 1000g/MT |
Mid Cr Cast Balls |
2.0~3.5 |
≤1.0 |
0.3~1.2 |
4.0~6.0 |
≤0.10 |
≤0.10 |
≥50 |
About 870g/MT |
Cr12 Cast Balls |
2.0~3.0 |
≤1.2 |
0.7~2.0 |
10~12 |
≤0.06 |
≤0.06 |
≥55 |
≤820g/MT |
Cr15 Cast Balls |
2.0~3.0 |
≤1.2 |
0.7~2.0 |
14~16 |
≤0.06 |
≤0.06 |
≥58 |
|
Cr20 Cast Balls |
2.0~3.5 |
≤1.0 |
0.5~1.5 |
17~23 |
≤0.06 |
≤0.06 |
≥60 |
≤760g/MT |
C. Forged Steel Balls
⑴. Diameter (mm): φ150, φ140, φ130, φ120, φ110, φ100, φ90, φ80, φ70, φ60, φ50, φ40
(2). General Mechanical Property
Composition (%) |
C |
Si |
Mn |
Cr |
P |
S |
Type One Material |
0.57~0.65 |
0.17-0.37 |
0.70-0.80 |
0.28-0.60 |
≤0.04 |
≤0.04 |
Ⅰ. For Type One Material
Size |
Surface |
Core |
Φ40~60mm |
HRC50~60 |
HRC50~60 |
Φ70~80mm |
HRC50~60 |
HRC50~60 |