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Cryolite

Cryolite
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Product Name:Cryolite
Place of Origin:Peoples Republic of China
Post Date:January 1, 2010
Edit Date:January 1, 2010
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Detailed Product Description:

Cryolite na3alf6

 

1. Physical and chemical properties: Molecular formula is Na3AlF6, molecular weight is 209.94, is a complex compound or the double salt, containing impurities and color from white, gray, yellow crystalline powder or granules, and its melting point 1025 , the packing density of 0.6 ~ 1.0g / L, true density of 2.95 ~ 3.05g/cm3, heat of formation for 225KJ, specific weight of 2.75 ~ 3.00g/cm3, hot melt 107KJ.

2. Uses: Mainly used as a flux of aluminum; also used as Wear-resistant additives in grinding Products, can effectively improve grinding wheel wear-resistant, cut, cut edge, to extend wheel life and storage time; ferroalloy and steel flux boiling, non-ferrous metal flux , casting Deoxidizer, chain olefin polymerization catalyst, as well as anti-reflective coatings for glass, ceramic emulsifier, glass of white agents, welding consumables of the flux of ceramic fillers, pesticides and other pesticides industries and enterprises

3. Packaging: Plastic-woven sack with inner polythene film, net weight at 25Kg, exports by commodity inspection or foreign packaging requirements.

4. Specifications:

Item

Indicators

Content

98-99.9%

F

52-55%

Na

28-33%

Al

12-15%

SiO2

0.35% max

H2O at 110

0.20%max

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