In the 21st century, ceramic sand production line more than 15% annual growth in China . Significant increase in applications from the traditional civil engineering ceramic oriented to based products, such as ceramic on ceramic blocks and wallboard demand , stimulating the rapid growth of ceramic ; ceramic materials on the traditional sticky shale to industrial waste and sludge ; ceramic production equipment, large-scale, production control automation trend is more pronounced.
hydraulic fracturing properties:
1 heat insulation . Due to internal porous ceramic , it has good thermal insulation , with its preparation of concrete thermal conductivity is generally 0.3 ~ 0.8W / (mk), 1 ~ 2 times lower than ordinary concrete .
2 excellent fire resistance . Common Lytag concrete or brick set Lytag insulation , earthquake , frost , fire and other properties in one, especially fire resistance is four times more than ordinary concrete.
3 good seismic performance. Because ceramic concrete light weight, low elastic modulus, good resistance to deformation , it has a better seismic performance.
4 excellent oil fracturing support effect. When ceramic products used in deep well fracturing equipment , which was filled to the low permeability fractured rock deposits in high closed fracturing treatment to split hydrocarbon formations , play a supporting fissures not because of stress release and closed, thus maintaining high conductivity of oil and gas , not only to increase oil and gas production , and more to extend the service life of oil and gas wells .
5 good water effects. hydraulic fracturing proppant devices usually do uniform media for water treatment works best , it is smooth, filtration resistance , wear resistance, not broken , do not agglomerate , easy regeneration, is generally not replaced. 7 . Impermeability excellent . According to several tests , impermeability ceramic concrete is better than ordinary concrete . So one fine ceramic concrete dam construction materials production , underground works .
6 adaptability. Depending on the country resources, respectively, using clay , shale, fly ash or other solid waste to produce ceramic . Depending on the application and market needs , can produce different bulk density and particle size of the ceramic products ( lightweight ceramic structure with ceramic insulation , structural ceramic ) , also produce special purpose ceramic, such as high temperature ceramic tablets , acid , such as ceramic and ceramic flowers .
Shale gas is mined from shale in natural gas, is an important unconventional gas resources. Compared to more conventional natural gas, shale gas development has a long life and exploitation of the advantages of long production cycle, most of the shale gas production and wide distribution, thickness, and generally containing gas, which makes shale gas wells to a stable long-term rate of gas production.
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