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Diamond Vitrified Wheels
APPLICATION AREA FOR VITRIFIED DIAMOND WHEELS
- Grinding of carbide parts: puncheons, gauges, rollers and so on
- Grinding of carbide drill bits with diamond inserts
- Grinding of PCD/PCBN cutting inserts
- Co-grinding of carbide and steel
- Profiling of CBN wheels
ADVANTAGES OF APPLYING VITRIFIED DIAMOND WHEELS
- Increased productivity
- Increased precision and better surface
- Increased wheel life
EXAMPLES OF RESULTS WITH VITRIFIED DIAMOND WHEELS
Test case 1
Test case 2
Operation | Grinding of drill bits | Operation | Surface grinding of cutting inserts |
Material | Complex of carbide, diamond and steel | Material | PCBN |
Wheel applied | 1À1 300õ20õ127õ5 ÀÑ6 100/80 125 Ò1 Ê11 | Wheel applied | 1À1 250õ20õ76õ5 ÀÑ32 100/80 150 Ò1 Ê11 |
Grinding parameters | Wheel speed, V: 35 m/s Axial Feed speed, Vs: 1 m/min Depth of cut, t: 0.025 mm/stroke Coolant: emulsion | Grinding parameters | Wheel speed, V: 35 m/s Axial Feed speed, Vs: 10 m/min Depth of cut, t: 0.03 mm/stroke |
Results | In comparison with resin bonded wheel applied before, productivity increased 2 times and wheel's life increased 2,7 times. | Results | In comparison with resin bonded wheel applied before, productivity increased 3-4 times and wheel's life increased 1,6-2 times. |
