Sand from its sources can be divided into: sea sand, river sand, mountain sand and machine-made sand. The sea sand although very clean, but high in salt, chloride ion corrosion steel case is very likely to occur in construction projects, pose a safety hazard. If you want to distinguish whether it is sea sand, sand…

In the process of daily use, ore crusher inevitably with greasy dirt and impurities, the internal and external components and aperture of the dust particles, cause serious influence for equipment lubrication degree, it directly reduce the performance of the crusher, some ore crusher caused the damage is because there is no timely cleaning.And the greasy…