Industrial Grade for Aluminum Processing Industry Synthetic Sodium Cryolite

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 Cryolite

Cas No. :15096-52-3;1344-75-8;13775-53-6;12397-51-2
Molecular Formula:Na3AlF6
Quality Standard : GB/T 4291-2007
Specifications

Items Class	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.