Run for bench grinders

Operation is smooth and reliable grinder, grinding wheel wear is not excessive, and within the validity period;
Grinders should have a certain  Diamond blade  stiffness and stability (mounted on foundations fastened to prevent vibration);
Grinding machine is running, there should be no obvious runout;
Wheel rotation speed is not  Polycrystalline diamond  the circumference of the wheel safe speed (after the table on the right sorry);
Wheel wear must be replaced to a certain extent;
Wheel diameter wear limit Size:
Wheel Mounting wear limit size
Stuck on a mandrel of diameter d d +2
With a screw diameter of the screw mounting D0 D0 +2
With a diameter of flange mounting D3 D3 +10
PE first reliable connection, control electrical appliances comply with the relevant provisions of metal cutting machine tools.