G10 G16 G20 G500 G1000 AISI 52100 Chrome steel balls for bearing
Chrome/Bearing steel ball
Grade of ball:10 to 100
Hardness:HRC 60 to 66
Size:0.8mm-80mm
Application:Bearing, power tool, automotive,cosmetics, body jewelry,construction,heavy equipment,hunting cartridge and so on.
Chemical composition
Steel ball grade
Production Process
1.Cold heading process
2.Flashing process
3.Heating treatment process
4.Grinding process
5.Initial grinding process
6.Lapping process
7.Eddy current tested by AVIKO
8.Optical testing
Inspection Machines
Profile roughness tester from England
Germany Zeiss cleanliness analysis system
Taylor roundness instrument from England
SKF waviness meter
Germany KB Vivtorinox hardness tester
Finland residual stress analysis
Oxygen nitrogen analyzer from USA
Germany Zeiss metallographic microscope
Steel ball single body vibration measuring instrument
NG Spectrometer spectrometer
Bearing life testing machine
Hydraulic universal testin machine
We produce
Packaging
1. Plastic bag+box+carton+wooden pallet
2. Plastic bag+carton+wooden pallet
3. Export cartons+steel drums+wooden pallets
Chrome/Bearing steel ball
Grade of ball:10 to 100
Hardness:HRC 60 to 66
Size:0.8mm-80mm
Application:Bearing, power tool, automotive,cosmetics, body jewelry,construction,heavy equipment,hunting cartridge and so on.
Chemical composition
| Material | Composition of materials | ||||||||
| C(%) | Si(%) | Mn(%) | P(%) | S(%) | Ni(%) | Cr(%) | Mo(%) | Cu(%) | |
| 100Cr6&SUJ2&AISIE52100&GCr15 | 0.98-1.05 | 0.15-0.35 | 0.25-0.45 | 0.02max | 0.006max | 0.1 | 1.40-1.65 | 0.05max | 0.13 |
| Ti(%) | AI(%) | O(%) | N(%) | Pb(%) | Sb(%) | As(%) | Sn(%) | Ca(%) | |
| 0.002max | 0.04max | 0.0008max | 0.004max | 0.002max | 0.005max | 0.04max | 0.03max | 0.0008max | |
Steel ball grade
| μm | ||||||||
| G3 | 0.08 | 0.08 | 0.13 | 0.01 | 0.5 | -5,...,0.5,0,+0.5,...,+5 | 0.1 | -0.2,-0.1,0,+0.1,+0.2 |
| G5 | 0.13 | 0.13 | 0.25 | 0.014 | 1 | -5,...,-1,0,+1,...+5 | 0.2 | -0.4,-0.2,0,+0.2,+0.4 |
| G10 | 0.25 | 0.25 | 0.5 | 0.02 | 1 | -9,...,-1,0,+1,...,+9 | 0.2 | -0.4,-0.2,0,+0.2,+0.4 |
| G16 | 0.4 | 0.4 | 0.8 | 0.025 | 2 | -10,...,-2,0,+2,...,+10 | 0.4 | -0.8,-0.4,0,+0.4,+0.8 |
| G20 | 0.5 | 0.5 | 1 | 0.032 | 2 | -10,...,-2,0,+2,...,+10 | 0.4 | -0.8,-0.4,0,+0.4,+0.8 |
| G24 | 0.6 | 0.6 | 1.2 | 0.04 | 2 | -12,...,-2,0,+2,...,+12 | 0.4 | -0.8,-0.4,0,+0.4,+0.8 |
| G28 | 0.7 | 0.7 | 1.4 | 0.05 | 2 | -12,...,-2,0,+2,...,+12 | 0.4 | -0.8,-0.4,0,+0.4,+0.8 |
| G40 | 1 | 1 | 2 | 0.06 | 4 | -16,...,-4,0,+4,...,+16 | 0.8 | -1.6,-0.8,0,+0.8,+1.6 |
| G60 | 1.5 | 1.5 | 3 | 0.08 | 6 | -18,...,-6,0,+6,...,+18 | 1.2 | -2.4,-1.2,0,+1.2,+2.4 |
| G100 | 2.5 | 2.5 | 5 | 0.1 | 10 | -40,...,-10,0,+10,...,+40 | 2 | -4,-2,0,+2,+4 |
| G200 | 5 | 5 | 10 | 0.15 | 15 | -60,...,-15,0,+15,...,+60 | 3 | -6,-3,0,+3,+6 |
Production Process
1.Cold heading process
2.Flashing process
3.Heating treatment process
4.Grinding process
5.Initial grinding process
6.Lapping process
7.Eddy current tested by AVIKO
8.Optical testing
Inspection Machines
Profile roughness tester from England
Germany Zeiss cleanliness analysis system
Taylor roundness instrument from England
SKF waviness meter
Germany KB Vivtorinox hardness tester
Finland residual stress analysis
Oxygen nitrogen analyzer from USA
Germany Zeiss metallographic microscope
Steel ball single body vibration measuring instrument
NG Spectrometer spectrometer
Bearing life testing machine
Hydraulic universal testin machine
We produce
| Item | Name | Material |
| 1 | Carbon steel ball (Low) | AISI1010,AISI1015,Q195,Q235 |
| 2 | Carbon steel ball (High) | C80,C82,C85 |
| 3 | Stainless steel ball(Austenitic) | AISI304/304L/316/316L/201/665 |
| 4 | Stainless steel ball(Martensitic) | AISI420/420C/440/440C |
| 5 | Chrome steel ball(Ferritic) | AISIE52100/100Cr6/Gcr15/SUJ-2 |
Packaging
1. Plastic bag+box+carton+wooden pallet
2. Plastic bag+carton+wooden pallet
3. Export cartons+steel drums+wooden pallets