Posted on : 7/18/2007 Category | Chemicals, Fertilizers, Dyes & Allied Products | Subject | Synthetic Cryolite | Description | synthetic cryolite
synthetic cryolite, molecular formula: na3alf6(sodium hexafluoroaluminate)
1.applications
a.aluminum- metallurgy:
- as component of fluxing agents, protective and refining salts
b.production of abrasives:
- as active filler in resinbonded abrasives for metal treatment
c.production of enamel, glazing frits and glass:
- as flux and opacifying agent
d.production of soldering agent:
- as component for fluxing agents
e.production of welding agents:
- as component of welding rod coatings and welding powders
f.blasting and pyrotechnics: - for fireworks
g.metal surface treatment:
- as component in pickling pastes for stainless steel
2.specification
a.chemical properties
f 52-55%
na 28-33%
al 12-15%
sio2 0.35%max
fe2o3 0.10%max
so42- 0.50%max
h2o 0.20%max
b.physical properties
the size distribution can be sandy (60mesh to 100mesh) and powder (200mesh to 325mesh).molecular ratio can be between 1.3-3.0 and we can change it according to customer’s requirements.
3.packing
package can be 25/50/1000kg plastic woven bags with shrink film, or according to customer’s requirements.
| Company | YUNTAI PHARMACEUTICAL GROUP (JIAOZUO) WANYING TRAD, 4/F OF BUILDING NO.45, XIHUAN ROAD, JIAOZUO - 454000, CHINA Phone 00863912622106 Fax 00863912622851 Website http://http://www.wy-pharma.com | |
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