Industrial Grade for Aluminum Processing Industry Synthetic Sodium Cryolite
Industrial Grade for Aluminum Processing Industry Synthetic Sodium Cryolite Cas No. :15096-52-3;1344-75-8;13775-53-6;123
Basic Info.
Model NO. | CH-1, CM-1 |
Grade Standard | Industrial Grade |
Hard | 2~3 |
Size | 20-400meshes |
Relative Density | 2.95~3.1 |
Melting Point | 1025ºC |
Transport Package | Jumbo Bag |
Specification | CH-1 |
Trademark | EVERSIM |
Origin | Jiaozuo, Henan |
HS Code | 2826300000 |
Production Capacity | 30000tons/Year |
Product Description
Industrial Grade for Aluminum Processing Industry Synthetic Sodium CryoliteCas No. :15096-52-3;1344-75-8;13775-53-6;12397-51-2
Molecular Formula:Na3AlF6
Quality Standard : GB/T 4291-2007
Specifications
Items | Chemical Composition ( Concentration )/ % | |||||||||
Not less than | Not more than | |||||||||
F | Al | Na | SiO2 | Fe2O3 | SO4= | CaO | P2O5 | H2O | Loss on ignition, 550ºC30min | |
CH-0 | 52 | 12 | 33 | 0.25 | 0.05 | 0.6 | 0.15 | 0.02 | 0.20 | 2.0 |
CH-1 | 52 | 12 | 33 | 0.36 | 0.08 | 1.0 | 0.20 | 0.03 | 0.40 | 2.5 |
CM-0 | 53 | 13 | 32 | 0.25 | 0.05 | 0.6 | 0.20 | 0.02 | 0.20 | 2.0 |
CM-1 | 53 | 13 | 32 | 0.36 | 0.08 | 1.0 | 0.60 | 0.03 | 0.40 | 2.5 |
PS:Molecular proportion 2.80-3.00 is high molecular proportion cryilite (CH), molecular proportion 1.00-2.80 is low molecular cryolite (CM). Product molecular ratio and the fineness of grain size can be customized according to customer demand.
Physical properties: Cryolite is a kind of complex compound or double salt of NaF and AIF3.
Appearance: white, gray ,yellow powder or crystalline particles.
Melting point:1025ºC,
Stacking density:0.6-1.0g/L,
True density:2.95-3.05g/cm 3
Heat of formation is 225KJ.
Specific gravity is 2.75-3.00g/cm 3 .
Heat of fusion is 107KJ.
Slightly solubte in water.
Packing:
25kgs PP bags or 1000kgs-1500kgs jumbo bags, or according to customer requirement
Application
Aluminium- metallurgy: as component of fluxing agents, protective and refining salts;Production of abrasives: as active filler in resinbonded abrasives for metal treatment;Production of enamel, glazing frits and glass: as flux and opacifying agent;Production of soldering agent: as component for fluxing agents;Production of welding agents: as component of welding rod coatings and welding powders;Blasting and pyrotechnics: for fireworks;Metal surface treatment: as component in pickling pastes for stainless steel.
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