Introduction: VSI Sand Making Machine is used after fine and course material crushing process to give the perfect shape of final product. The output size can be controlled . Vertical Shaft Impact crusher is appropriate for materials with high abrasive property and silica content.  It is easy to use due to simple operation mechanism.  …

1. The equipment use and change of state The damage to the breaker failure is largely due to operating machine in the process of excessive use of energy. The energy associated with equipment operation such as loading, vibration, temperature and components of the internal energy. Internal energy is mainly refers to mechanical energy, thermal and…