Sand and gravel typically are mined in a moist or wet condition by open pit excavation or by dredging. After mining, the sand and gravel materials are transported to the processing plant by suction pump, truck, belt conveyors, or other equipment. The processing of sand and gravel for a specific applications involves different types of techniques and machinery, mainly including washing plant, conveying system, screens, and classifiers to separate particle sizes; crushing machine to reduce oversized material; and storage and loading facilities.
Gravel Crushing Equipment
Crushing is the most important stage in gravel production process, it reduce the gravle into proper size for producing high quality manufactured sand or aggregates. Here are some popular gravel crushing plant for sale.
Jaw crusher is designed to crush all rock types from the hardest granites to abrasive ones and recycle materials. Combining with high quality cast steel components and tip-top ball roller bearing, the unique design fully ensures high yielding and efficiency, low cost crushing process. It has been the world favorite primary crushing plant in mining, construction, quarry, and recycling applications.
Impact crusher is a strong competitive package of intelligent productivity on tracks tailored for the demanding crushing contractor market. It is ideally suited for crushing medium hard stone like limestone and all mineral-based demolition materials, such as bricks, asphalt and concrete. The crushing capacities ranges from 80tph to 1500tph.
The cone crusher features high capacity and reliability, in addition to top quality and cubical end products as well as low wear part costs. This new cone plant is designed for efficient secondary and fine crushing and screening applications, where high throughput, a high-quality end product transport dimensions are needed.