Your Current Position: Technical Support > Precautions
Precautions
Safety precautions:
wear proper personal protective equipment (PPE) during operation.
NOTE:
PLEASE UNDER
THE PROTECTION
WHEN YOU WORKING!
1.Excessive fast rotating speed will lead to breakage of grinding wheel hence causing injury. The rotating speed shall not exceed the maximum limit marked on the grinding wheel. 
2.It is required to remove flammable substances on the site and sparks shall not splash toward eye and body. During dangerous operation, workers shall wear appropriate mechanical protective cover to safely operate the product under direction of factory engineer (technician). When starting work, workers shall ensure that there is no person standing in the front or at the back of the grinding wheel. Incorrect use may lead to breakage of grinding wheels and cause injury. 
3. of grinding wheels may lead to breakage and cause injury. It is forbidden to enlarge middle hole or change its shape, and wheels with gouge mark or laminated wheels shall not be used. In case of shaking or swaying during operation, the grinding wheel shall be stopped immediately. The breakage or swaying of the grinding wheels may be caused by below reasons: too large spindle; too tight screws; there are convexes on the edge of the wheel, or wheel edge is less than 1/3 of wheel diameter, or the diameter is not consistent and is bended. 
4.Do not use or store grinding wheel under the ambient temperature >40 C°or<5 C°
