River sand crusher and sand making machine can crush 1-15MM river sand to 50-70 meshes.

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What are the mechanical equipment for crushing 1-15MM river sand to 50-70 meshes? River sand crusher and sand making machine are equipment for processing river sand into machine-made sand.
Sand machine equipment, shaping machine, 5X sand making machine, VSI sand making machine and 6X sand making machine produced by SMMVIK Machinery play a huge role in pebble sand making, river pebble sand making production line, gravel sand making and other stone sand making fields.

The river pebble processing production line designed and produced by SMMVIK Machinery matches the good performance of a single machine and gives full play to its greater efficiency. It has the advantages of large production capacity, stable operation, uniform discharge particle size, good particle size and less dust.
Process flow of river sand making machine:
The first stage: primary crushing.
The raw materials are uniformly fed by the vibrating feeder through the silo and transported to the jaw crusher for primary crushing. The materials after primary crushing are transported to the transfer material pile by the belt conveyor.
The second stage: medium and fine crushing.
The conveyor belt conveyor uniformly conveys the materials in the transfer material pile to the cone crusher for medium and fine crushing, and the circular vibrating screen screens after crushing. The larger particle materials are returned to the cone crusher for re crushing.
The third stage: fine crushing and shaping.
The medium particle materials are sent to the sand making machine for fine crushing and shaping, and then screened by the circular vibrating screen. The larger sized materials are returned to the sand machine for crushing again. The qualified products are sent to the storage pile by the belt conveyor, and the fine materials are sent to the sand washer for cleaning.
The fourth stage: sand washing finished products.
After being cleaned by the sand washer, the materials sent to the sand washer will be sent to the storage pile by the belt conveyor as part of the final product.
SMMVIK Machinery is a professional manufacturer of sand machine equipment. The equipment produced by SMMVIK Machinery includes crusher, sand machine equipment, cone crusher, mountain stone crusher, rock cracker, hydraulic cone crusher, coarse crusher, 5X sand making machine, VSI sand making machine, sand machine production line and other models and specifications.

The vertical shaft impact sand making machine produced by SMMVIK Machinery is a newly designed achievement combining the working conditions at home and abroad, and is a world level high-performance crushing equipment independently produced at present. It is a combination of unique rotor structure design, wear-resistant material technology, crushing speed optimization and hydraulic design. It is a model of the combination of professional fine crushing technology and mechanical manufacturing, and a full embodiment of new technology and new process.
In the artificial sand industry, to produce ideal machine-made sand products and concrete aggregates, and in the field of stone shaping, to obtain high-quality and well shaped crushed stone products, VSI series vertical shaft impact crusher is an effective choice. This machine is specially designed to provide sand and gravel aggregates for highways, high-speed railways, high-rise buildings, municipal administration, hydropower dam construction, and concrete mixing plants. It is the preferred equipment in the field of artificial sand making and stone shaping.
Working principle of river sand sand making machine: the materials are fed from the feed hopper and fall on the throwing tray. The materials are thrown to the impact plate by centrifugal force, which causes the materials to be broken or cracked. Then the materials enter the rotor cavity, are hit by the hammer, and hit the impact plate again.
At the same time, the material flows collide with each other. The materials fall in the cavity as a spiral line. After being hit, impacted, sheared, and squeezed, the materials are gradually broken from large to small, Then, the materials fall into the lower throwing tray and cylindrical rotor cavity, so that the materials can be further finely crushed until they are broken into the desired particle size.