The safety performance of PCD saw blade is a serious quality problem, because due to reasons caused by the use of "out of production or directly affect the performance of the saw tooth and the personal safety of the operator. In industrial production, there is a certain risk of PCD saw blade tools when used for the protection of life and the importance of its security, more and more manufacturers and users attention. Although the national standards and industry standards have not yet on the safety performance of  PCD saw blade made clear and specific provisions.