Centerless grinding of bars
General characteristics
Bar diameter | 70 - 130 mm |
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Bar length | 6000 mm |
Material | SAE 1040 - 1045 |
Hardness | 149 - 163 HB |
Throughfeed rate | 3 - 6 m/min |
Type of dresser | Multipoint (21) |
Coolant | 3%, synthetic or semi-synthetic |
Grinding process
Roughing | Finish | |
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Machine | Giustina | Monza 1500 |
Grinding wheel | 2WA60.3GBR1-P | WAOL181/241B1-P |
Wheel dimensions | 610 x 355 x 304,8 | 608 x 355 x 254 |
Regulating wheel | A80RL | A180RL |
Wheel dimensions | 355 x 355 x 127 | 305 x 355 x 140 / 2 |
Stock removal | 0,05 – 0,1 mm | 0,02 – 0,04 mm |
Dressing frequency | Self-dressing | Self-dressing |
Surface roughness (Ra) | 0,4 – 0,8 μm | 0,10 – 0,25 μm |