High chrome grinding media ball for cement plant
Professional manufacturer of grinding ball including grinding media and forged grinding ball.
1. Size: Dia. 20mm-150mm
2. Material: high/medium/low chrome alloyed
Super High Chrome: 15-23% High Chrome: Cr=10-13% Medium Chrome: Cr=3-6% Low Chrome: Cr=1-3%
3. Characteristics: high hardness, good wear resistant, low breakage, no deformation.
4. Hardness: 45-65HRC; Breakage rate ≤1%; Drop times≥10,000.00
5. Application: cement, metallurgy, mining, electric power, chemical and magnets industries.
1. Casting grinding media ball chemical elements
Name | Chemical Elements (%) | |||||||
C | Si | Mn | Cr | Mo | Cu | P | S | |
Normal High Cr | 2.0-3.3 | ≤1.2 | 0.3-1.5 | 10-13 | 0-3 | ≤1.2 | ≤0.1 | ≤0.06 |
Special High Cr | 2.0-3.3 | ≤1.2 | 0.3-1.5 | 15-23 | 0-3 | ≤1.2 | ≤0.1 | ≤0.06 |
Medium Cr Balls | 2.0-3.3 | ≤1.2 | 0.3-1.5 | 3-6 | 0-1.0 | 0-1.2 | ≤0.1 | ≤0.06 |
Low Cr Balls | 2.1-3.6 | ≤1.5 | 0.3-1.5 | 1-3 | 0-1.0 | 0-0.8 | ≤0.1 | ≤0.1 |
2. Casting grinding media ball Physical property & Microstructure
Name | HRC | Ak(J/cm2) | Microstructure | Times of Falling Balls | |
Normal High Cr | ≥58 | ≥4 | M+C+A | ≤Φ80 | ≥15000 |
≥Φ80 | ≥10000 | ||||
Medium Cr Balls | ≥48 | ≥3.0 | P+C | ≤Φ80 | ≥15000 |
≥Φ80 | ≥10000 | ||||
Low Cr Balls | ≥45 | ≥2.5 | P+C | ≥10000 | |
M-Martensite C-Carbide A-Austenite P-Pearlite | |||||
Xuzhou H&G Wear-resistant Material Co., Ltd. was established in 1989, located in Xuzhou, Jiangsu Province. It is one of the leading manufacturers in the grinding media industry, mainly casting grinding steel ball, liners and casting grinding cylpebs in China. The annual productivity of H&G is 20,000 metric tons. H&G is ISO9001 certified company, owing to its four advanced casting manufacturing lines which greartly ensure the high quality.
1. Over 20years Professional casting grinding balls manufacturing experience, deserves your trust.
2. High quality, competitive price and good service benefit our customers.
3. ISO9001 certified company, advanced oil quenching and heating production line, together with advanced testing machines imported from Germany are used to ensure the quality.
4. Chemical analysis reports would be sent together with each batch of steel balls, even samples.
5. Skilled sales & service team in Shanghai branch can provide timely good service.
6. 200 thousand Tons annual production capacity can provide short L/T
Container Bag: Dia20mm-Dia150mm 1000Kgs/Container Bag (GWt:1002Kgs)
Steel Drums: Dia20mm-Dia80mm 900Kgs/Drum (GW: 915Kgs) Dia90mm-Dia150mm 850Kgs/Drum (GW: 865Kg )