H&G dia20-120mm cast steel ball for mining/Cement
H&G ISO9001: 2008, SGS Test Report, GBT17445-2009
Professional manufacturer of cast steel ball and casting grinding cylpebs.
Size
Dia. 20-150mm
Raw Material
Main material: Chrome alloyed steel
High Chrome: 10-26%
Medium Chrome: 3-6%
Low Chrome: 1-3%
C: 2.0-3.3%
Si: Less than 1.2%
Mn: 0.3-1.5%
Mo: 0-3.0%
Cu: 0-1.2%
P: Less than 0.06%
S: Less than 0.06%
Characteristics
1. High hardness: 45-65HRC
2. High impact toughness: ≥ 2.5J/cm2
3. Low breakage: ≤ 1%
4. Drop Times: ≥ 10, 000
5. Microstructure:
Low/medium chrome ball: P+C High chrome ball: M+C+A
M-Martensite P-Pearliet C-Carbide A-Austenite
Application--grinding media
Mining, cement, metallurgy, power plants, chemical and magnets industries.
Packing Style
Container Bag: Dia20mm-Dia150mm, 1000Kgs/Container Bag (GWt: 1001Kgs)
Steel Drums: Dia20mm-Dia80mm, 900Kgs/Drum (GW: 915Kgs)
Dia90mm-Dia150mm, 850Kgs/Drum (GW: 865Kgs)
Why choosing H&G cast steel ball?
1. Over 20years professional casting grinding balls manufacturing experience, deserves your trust.
2. High quality, competitive price and good service benefit our customers. ISO9001 certified company, advanced oil quenching and heating production line, together with advanced testing machines imported from Germany are used to ensure the quality.
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. Factory chemical analysis and hardness reports are sent together with each batch of steel balls, even samples.
5. Skilled sales & service team in Shanghai branch can provide timely good service.
6.20, 000.00MT annual production capacity can provide short L/T.
Details of H&G factory
H&G Wear-resistant Material Co., Ltd. Is one of the largest manufacturers for H&G cast steel ball, ball mill liner plates, grinding steel cylpebs in China. We are ISO9001: 2008 certified company with the annual production capacity over 20, 000 metric tons.
Chemical Elements |
Name |
Chemical Elements (%) |
C |
Si |
Mn |
Cr |
Mo |
Cu |
P |
S |
Low Cr Balls |
2.1-3.6 |
≤1.5 |
0.3-1.5 |
1-3 |
≤1.0 |
≤0.8 |
≤0.1 |
≤0.1 |
Medium Cr Balls |
2.0-3.3 |
≤1.2 |
0.3-1.5 |
3-6 |
≤3.0 |
≤1.2 |
≤0.1 |
≤0.06 |
High Cr Balls |
2.0-3.3 |
≤1.2 |
0.3-1.5 |
10-13 |
≤3.0 |
≤1.2 |
≤0.1 |
≤0.06 |
Special High Cr |
2.0-3.3 |
≤1.2 |
0.3-1.5 |
15-23 |
≤3.0 |
≤1.2 |
≤0.1 |
≤0.06 |
Physical Property & Microstructure |
Name |
HRC |
Ak(J/cm 2 ) |
Microstructure |
Times of Falling Balls |
Low Cr Balls |
≥45 |
≥2.5 |
P+C |
≥10000 |
Medium Cr Balls |
≥48 |
≥3.0 |
P+C |
≤Φ80 |
≥15000 |
≥Φ80 |
≥10000 |
High Cr Balls |
≥58 |
≥4 |
M+C+A |
≤Φ80 |
≥15000 |
≥Φ80 |
≥10000 |
M-Martensite P-Pearliet C-Carbide A-Austenite |
Specification |
Size(mm) |
Weight(kg/pc) |
Quantity(pc/t) |
|
Size(mm) |
Weight(kg/pc) |
Quantity(pc/t) |
Φ30 |
0.11 |
9091 |
Φ90 |
2.90 |
345 |
Φ40 |
0.25 |
3891 |
Φ100 |
4.00 |
250 |
Φ50 |
0.50 |
2000 |
Φ110 |
5.30 |
188 |
Φ60 |
0.86 |
1153 |
Φ120 |
6.80 |
147 |
Φ70 |
1.37 |
729 |
Φ130 |
7.70 |
129 |
Φ80 |
2.05 |
487 |
Φ140 |
8.74 |
114 |