High Chrome Casting Ball
Our company will adjust the chemical composition of molten iron (especially the chromium content) according to the needs of customers, and adjust the manufacturing process to meet customer needs.
High and Super-high Chromium Alloyed Casting Balls Chemical Composition (%)
| Name | Code | Chemical Composition (%) | ||||||
| C | Si | Mn | Cr | Mo | P | S | ||
| High and Super-high Chromium Alloyed Casting Balls | XM-ZQCr10 | 2.0-3.3 | ≤1.2 | 0.3-1.5 | 9-10 | 0-1.0 | ≤0.01 | ≤0.01 |
| XM-ZQCr12 | 2.0-3.3 | ≤1.2 | 0.3-1.5 | 11-12 | 0-1.0 | ≤0.01 | ≤0.01 | |
| XM-ZQCr15 | 2.0-3.3 | ≤1.2 | 0.3-1.5 | 14-15 | 0-1.0 | ≤0.01 | ≤0.01 | |
| XM-ZQCr18 | 2.0-3.3 | ≤1.2 | 0.3-1.5 | 17-18 | 0-1.0 | ≤0.01 | ≤0.01 | |
Mechanical Properties and Metallographic Structure
|
Name
|
Code
|
Hardness (HRC) |
ak (J/cm2)
|
Metallographic Structure
|
Time of Ball Drop
|
|
| After Quenching | Before Quenching | |||||
|
High and Super-high Chromium Alloyed Casting Balls
|
XM-ZQCr10 | 60 | 50 | ≥3.0 |
M+C
|
≥20000 |
| XM-ZQCr12 | 62 | 50 | ≥3.0 | ≥20000 | ||
| XM-ZQCr15 | 62 | 50 | ≥3.0 | ≥20000 | ||
| XM-ZQCr18 | 62 | 50 | ≥3.0 | ≥20000 | ||
Product Specification and Weight
| Ball Diameter (mm) | Weight per Ball(kg) | Pcs per Ton |
| Φ20 | 0.034 | 31056 |
| Φ25 | 0.063 | 15873 |
| Φ30 | 0.11 | 9091 |
| Φ40 | 0.26 | 3891 |
| Φ50 | 0.51 | 2000 |
| Φ60 | 0.86 | 1153 |
| Φ70 | 1.37 | 729 |
| Φ80 | 2.05 | 487 |
| Φ90 | 2.9 | 345 |
| Φ100 | 4.0 | 250 |
| Φ110 | 5.3 | 188 |
| Φ120 | 6.8 | 147 |
| Φ125 | 7.75 | 129 |
| Φ130 | 8.74 | 74 |
Low and Medium Chromium Alloyed Casting Balls Chemical Composition (%)
|
Name
|
Code
|
Chemical Composition (%) | ||||||
| C | Si | Mn | Cr | Mo | P | S | ||
|
Low and Medium Chromium Alloyed Casting Balls
|
XM-ZQCr2 | 2.0-3.3 | ≤1.2 | 0.3-1.5 | 1-2 | 0-1.0 | ≤0.01 | ≤0.01 |
| XM-ZQCr5 | 2.0-3.3 | ≤1.2 | 0.3-1.5 | 4-5 | 0-1.0 | ≤0.01 | ≤0.01 | |
| XM-ZQCr8 | 2.0-3.3 | ≤1.2 | 0.3-1.5 | 7-8 | 0-1.0 | ≤0.01 | ≤0.01 | |
Mechanical Properties and Metallographic Structure
|
Name
|
Code
|
Hardness (HRC) |
ak (J/cm2)
|
Metallographic Structure
|
Time of Ball Drop
|
| Tempering | |||||
|
High and Super-high Chromium Alloyed Casting Balls
|
XM-ZQCr2 | ≥46 | ≥1.6 |
P+C
|
≥15000 |
| XM-ZQCr5 | ≥48 | ≥2.0 | ≥15000 | ||
| XM-ZQCr8 | ≥50 | ≥2.2 | ≥15000 |
Mechanical Properties and Metallographic Structure
| Name | Metallographic Structure | Hardness (HRC) |
| High Chromium Forging | M+C | ≥62 |
| Medium Chromium Forging | P+C | ≥58 |
| Low Chromium Forging | P+C | ≥55 |
(Note: C-Carbide, M-Martensite, P-Pearlite)
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Leading products: chromium series wear-resistant balls, mill liners, heat-resistant steel and other wear-resistant spare parts.
