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Double Disc Grinding Wheel with EDT (Electro Discharge Truing)
・Oil pump parts (Sintered metal)
・Compressor parts (Cylinder)
Features & Benefits
■ Due to our advanced bond system, this wheel can easily true the flatness of a grinding wheel with on-machine electro discharge truing, and also this wheel can reduce the amount of dimensional compensation during grinding, so that high accuracy in workpiece quality and longer wheel life can be offered.
■ Grinding conditions
・Grinding machine : KVD-300S Ⅱ KOYO Machine Industries Co., Ltd.
・Grinding mode : Infeed oscillation
・Wheel size : 305D × 50T × 80H × 75W
・Wheel specifications : SD325N50MX151
・Workpiece material : Sintered metal (Oil pump gear)
・Wheel speed : 24m/s（1500min‐¹）
・Stock removal : 0.25mm/ both side
The height of burrs was reduced to half.
There was hardly any size variation at an early stage, and stable grinding was achieved.