flap disc 4 inch,ceramic flap disc,flap disc for stainless steel

First, the surface of the grinding wheel has scratches

1. The grinding wheel is too soft: select a hard grinding wheel. 2. Too thick grinding wheel: select a hard grinding wheel or slow dressing speed of the grinding wheel. 3. Coolant impurity: clean the cooling tank or replace the coolant. 4. Dressing problem: check dressing equipment.

Second, the surface of the grinding wheel is uneven or not parallel

1. Workpiece burn: use the correct size and hardness. 2. The electromagnetic clamp is dirty: clean the electromagnetic clamp before fine grinding. 3. Residual stress of workpiece: eliminate residual stress before fine grinding. 4. The sand wheel shaft is not adjusted well: the head conditioning makes the sand wheel shaft parallel to the platform surface. 5. Too much feed: cut down the feed, especially in the fine grinding stage.

Third, the grinding wheel has vibration marks

1. The grinding wheel is too hard: choose a soft grinding wheel. 2. Clamping is loose: check the flange bolts. 3. Spindle bearing wear: check spindle bearing. 4. Too tight arrangement of grinding wheel: select the grinding wheel with more open arrangement structure. 5. Pulsation of the grinding wheel: retool the grinding wheel from scratch and check the device.