What should be noticed during the use of the grinding wheel?

　　1.Select the thickness of the grinding wheel according to the material needs to be processed

　　2. According to the shape to be processed, select the corresponding grinding wheel surface.

　　3. Generally speaking, it is necessary to ensure the integrity of the grinding wheel without defects and cracks.

　　4. When grinding, workers need to wear protective glasses and gloves.

　　5. Don't put too much pressure on the device being ground.

　　6. In order to avoid overheating of the machined surface of the device being ground, the ground part can be put into cold water for cooling.