20mm-130mm Hot Rolled Steel Grinding Media Ball Steel Balls for Mine Ball Mill Cement
Description:
Product Features:
1.The breakage rate less than 1.0%, crush resistance is generally cast ball more than 10 times.
2.The impact toughness of high impact toughness than 12J/cm2: 8 meters, more than 20000 times of falling ball experiment.
3.The high hardness, the surface hardness from 42-68 HRC.
4.No deformation,not out of roundness.
5.Compact structure, high performance-price ratio.
Hot Rolling Grinding Ball
Hot Rolling Grinding Ball has high hardness, impact toughness, no deformation, anti broken capability characteristics, widely used in non-ferrous metal processing industry, chemical industry, power industry, cement industry and non-metallic broken from the manufacturing industry, as the global energy consumption, make a significant contribution to environmental protection.
Size: 20-150mm
Origin: Shandong, China
| Material |
Chemical Elements |
|
| C |
Si |
Mn |
P/S |
Cr |
Hardness (HRC) |
| 45# |
0.42-0.50 |
0.17-0.37 |
0.5-0.8 |
<0.035 |
<0.25 |
60-65 |
| 60MN |
0.55-0.65 |
0.17-0.37 |
0.7-1.0 |
<0.04 |
<0.25 |
58-63 |
| B2 |
0.72-0.85 |
0.17-0.37 |
0.7-1.0 |
<0.04 |
0.4-0.6 |
55-58 |
| B3 |
0.58-0.66 |
1.3-1.9 |
0.65-0.8 |
<0.025 |
0.7-0.9
|
56-65 |
| B6 |
0.97-1.03 |
0.2-0.3 |
1.0-1.1 |
<0.025 |
0.5-0.6 |
61-65 |
Hardness
|
Material
|
25mm-50mm
HRC
|
60mm-90mm
HRC
|
100mm-125mm
HRC
|
130-150mm
HRC
|
| Surface |
Core |
Surface |
Core |
Surface |
Core |
Surface |
Core |
| C45 |
55-58 |
55-58 |
50-68 |
23-30 |
48-52 |
22-26 |
48-52 |
22-25 |
| 60Mn |
58-62 |
55-60 |
58-62 |
30-36 |
57-61 |
26-32 |
57-61 |
26-30 |
| B2 |
60-64 |
58-64 |
57-64 |
45-60 |
55-60 |
38-48 |
55-60 |
38-42 |
| B3 |
62-65 |
60-65 |
60-65 |
58-65 |
56-65 |
50-62 |
56-63 |
50-55 |
| B6 |
62-65 |
60-65 |
61-65 |
58-65 |
60-63 |
50-62 |
61-63 |
50-55 |
Raw Material:
Strict quality control of steel material from LAIWU STEEL FACTORY GROUP, the Biggest
factory group in North of China.
Prodcution Line:
1.Traditional Hammer Forging:
Raw material-Cutting-Heating-Forging-Quenching-Tempering-Testing-Packing
2. Hot Rolling
Testing:
Testing standards and items include hardness testing, appearance testing, wear resistance testing, tolerance testing, roundness testing, quality testing, composition testing, material testing, metal grade identification, chromium content testing, impact resistance testing, non-destructive testing, etc.
Testing equipment and tools include hardness tester, optical microscope, roundness tester, diameter measuring instrument, chemical analyzer, tensile testing machine, fatigue testing machine, surface roughness tester, X-ray diffractometer, coating thickness gauge, density meter, impact resistance testing machine, conductivity test, etc.
Packing:
Container bags(Net weight:1000KGS) or Steel drums(850-900KGS) or in clients' requirements
Company Profile:
Our company is located in Zhangqiu ,Jinan City,Shandong Province, which is provided with superior geographical position and convenient transportation. Our company covers an area of 15,000 square meters,with two million registered capital .And there are 150 existing staff,including 21 technicians.
Our main products: forging grinding steel balls,and (high,low,medium) chrome alloyed casting iron balls,casting cylpebs,grinding rods.
Application of our products: various mines,cement plants,power stations and chemical industries.
Priorities of our products: High hardness, good wear resistance, breakage rate lower than 1%.
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