cryolite

Molecular Formula：Na3AlF6

Specifications：GB/T***1—***7

Physical properties：Cryolite is a kind of complex compound or double salt. Caused by impurity, the appearance can be white, gray ,yellow powder or crystalline particles. It’s melting point is ***5℃, stacking density is 0.**1.0g/L, true density is 2.***3.*5g/cm3, heat of formation is **5KJ, specific gravity is 2.***3.*0g/cm3, heat of fusion is **7KJ. Slightly solubte in water.

Applications

Aluminium- metallurgy:as component of fluxing agents, protective and refining saltsï¼›

Production of abrasives:as active filler in resinbonded abrasives for metal treatmentï¼›

Production of enamel, glazing frits and glass: as flux and opacifying agentï¼›

Production of soldering agent: as component for fluxing agentsï¼›

Production of welding agents: as component of welding rod coatings and welding powdersï¼›

Blasting and pyrotechnics:for fireworksï¼›

Metal surface treatment: as component in pickling pastes for stainless steel.
Packing：In *0kgs PP bags, Lined with high-pressure plastic film, or according to contract’s requirements

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