• Large quantity of broken and uniform broken particles
• Simple structure to replace supplies convenient wearing parts
• Simple operation, long service lifespan, small volume, high output, lightweight and novel design
• Combined with prototype system of combined to form small automatic sample preparation unit
• Can also be associated with sampling, drying, division, milling units combined with formation of large and medium sized joint sample preparation unit
• Can be used alone and can also be incorporated into other devices to form flow
• Suitable for high-moisture and viscosity of material crushing processing