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Fracturing sand is a kind of high-purity quartz sand, which is processed through the production process of raw ore → pre-selection and screening → scrubbing → desliming → coarse particle classification → fine particle classification → magnetic separation → concentration → dewatering screen → frac sand dryer machine→ screening → finished product with pure physical and zero pollution.
Frac sand has ultra-high compression resistance and extremely high roundness, and is mainly used in the industrial fields of oil and natural gas, When exploiting oil and natural gas, energy companies inject fracturing fluid into oil and gas reservoirs through high-pressure water pumps to obtain oil and gas resources.
At present, the fracturing sand on the market mainly includes quartz sand, metal aluminum ball, glass ball, steel ball, ceramsite sand, etc., of which the market share of quartz sand accounts for 50%.
As you see, before to screening and classified the frac sand into different size ranges, it needs to be dried by the frac sand dryer machine, and to get rid of the water, and finally get the dry product.
For the frac sand production process, frac sand dryer is one key equipment. Frac sand dryer also is called silica sand dryer, rotary quartz sand dryer, etc. It is developed from the rotary drum dryer, and according to the features of frac sand, adopts new designed inner structure and hot air system.
One set of frac sand dryer system includes:
>>> Wet frac sand hopper: To store wet sand;
>>> Input Belt Conveyor: to feed wet sand into frac sand dryer machine.
>>> Burner and Hot air furnace: to burn the fuel, and generate hot flue gas for the silica sand dryer.
>>> Rotary frac sand dryer machine: to heat and dry the wet sand, evaporate the water into vapor then to sucked out of the silica sand dryer, and finally get the dry sand.
>>> Cyclone dust separator and bag filter: to collect the fine dust, protect the environment.
>>> Output Belt Conveyor : Take the dried frac sand to the packing area.
>>> Electric control cabient : to control the whole frac sand dryer system.