This product won the national utility model patents, patent number: ZL200620030235.6
　This product is conferred by the state Coal Mine Safety signs certificate in February 2006, Safety Symbol No: 20061582.
Product Features:
　1. This product applies to concentrate crushed under or above coal mine and can be applied with different types of loader.
　2. It adopts the differential principle, multi-point spread, squeeze and cut to crush materials.
　3. Crushing parts are made from high-quality alloy steel, durable.
　4. It adopts machinery and electrical double overload protection, safe and reliable.
　5. It adopts the centralized lubrication and electrical multi-point lubrication.(Manual filling, automatic filling selected by the user)
　6. Crushing materials have a great variance ratio , the output size can be adjustable.
　7. With high capacity and low energy-consumption, energy-saving results are obvious.