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Sodium Fluosilicate/Hexafluorosilicate (SSF)

Sodium Fluosilicate/Hexafluorosilicate (SSF)

General Description of Sodium Fluosilicate/Hexafluorosilicate (SSF)

Molecular Formula:Na2SiF6

UN NO.: 2674

CAS NO.:16893-85-9

EINECS:240-934-8

Desity:2.37

Hs code: 2826901010

Appearance: Colorless hexagonal crystal

Solubility: Soluble in water up to 1.45g/100ML at 100℃ but it is insoluble in alcohol

Application of Sodium Fluosilicate/Hexafluorosilicate (SSF)

In metallurgical applications such as foundry additives for aluminum foundry, cover flux, Si addition to aluminum, filler for bonded abrasives.

Milky agent and fusing agent for glass and enamel

Preserving agent for wood

Agricultural insecticide

Hygroscopic agent for acid resisting cement

Coagulation accelerator in natural emulsion products

Additive in electroplating zinc, nickel and iron in three floors; stuffing agent in plastics

Pharmacy, fluorating treatment for drinking water and for man-made crystals and Sodium Fluoride

Leather tanning (cracking prevention) and foam rubber.

SpecificationofSodium Fluosilicate/Hexafluorosilicate (SSF)

Item

Standard

Purity (Na2SiF6)

≥ 99.0

Free Acid

≤0.10

Loss of Weight on Drying at 105°C

≤0.30

Water-insolutles

≤0.4

Fineness Passed 250mesh Sieve

≤90%

Heavy Metal

≤0.05

Package of Sodium Fluosilicate/Hexafluorosilicate (SSF)

25kg or 1000kg jumbo plastic woven bag. 25tons/20'gp.



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