Gypsum (CaSO4.2H2O) is a soft sulfate mineral composed of calcium sulfate dehydrate, with the chemical formula CaSO4.2H2O. It is widely mined and is used as a fertilizer, and as the main constituent in many forms of plaster, blackboard chalk and wallboard. A massive fine-grained white or lightly tinted variety of gypsum, called alabaster, has been used for sculpture by many cultures including Ancient Egypt, Mesopotamia, Ancient Rome, the Byzantine Empire and the Nottingham alabasters of Medieval England. Mohs scale of mineral hardness, based on scratch hardness comparison, defines hardness value 2 as gypsum. It forms as an evaporate mineral and as a hydration product of anhydrite.
Chemical Specifications of Gypsum Ore
30.50 : 33.0
44.0 : 46.0
AISiD INSOL RESUE
(Silica sand for water treatment)
Silica sand and gravel has widely uses in the field of purification of the water and treatment of the drainage water.
TAS is one the famous and specialist companies in Egypt producing and supplier of the filtration sand and gravel not only in Egyptian market, but also worldwide market with many kind of specifications which meet the clients demand, satisfy quality and service.
TAS produce filter sand and gravel with deferent grain size analysis as (0.0-0.5mm), (0.5-1mm), (0.6- 1.25mm) and (1-2mm).
If you have any especial grain size or specifications, please feel free contact with our team for any technical support and further clarification.