Calcium bentonite "Huawei" series bentonite used for chemical, coatings, rubber pesticide, fertilizer, fodder, medicine, cosmetics, paper making, purifying water, moisture absorption of water and others.. Montmorillonite powder 1)Sodium montmorillonite Sodium montmorillonite expands when wet, possibly absorbing several times its dry mass in water. Because of its excellent colloidal properties it is often used in drilling mud for oil and gas wells and for geotechnical and environmental investigations. The property of swelling also makes sodium montmorillonite useful as a sealant, especially for the sealing of subsurface disposal systems for spent nuclear fuel and for quarantining metal pollutants of groundwater. In fact in all montmorillonites available in the world, the sodium variety has high swelling and gelling properties along with good viscosity and liquid limit. 2)Calcium montmorillonite Calcium montmorillonite is a useful adsorbent of ions in solution.as well as fats and oils, being a main active ingredient of Fuller's Earth. Applications of Montmorillonite : 1)Oil Well Drilling 2)Foundry 3)Animal Feed 4)Iron Ore Pellatization 5)Agriculture Carrier 6) Pet Litter 7)Pesticides Carrier Specification: Fineness:800-5000mesh A.Why choose HW Group? 1) We are the ONLY STATE-LEVEL KEY HIGH-TECH ENTERPRISE of manufacturing bentonite in China. 2) We are the largest bentonite manufacturer in China, and specialized in researching and developing bentonite for over 20 years 3) Own almost 1.5 million square meters bentonite mine with high Montmorillonite content. Also, it's the largest bentonite mine in China. 4) Own tens of state patented technologies and "HUAWEI" brand. For details please Contact us: Huawei Bentonite Group Tel:+86-5365078756 Mb:+86-18953660268 Skype: cuteweli Web: http://www.chinabentonite.cn Welcome to Huawei Bentonite Group!