Potassium Fluorosilicate 98%min, K2SiF6

Potassium Fluorosilicate CAS No.: 16871-90-2

Synonyms	Potassium Hexafluorosilicate, Potassium Silicofluoride, Potassium Fluorosilicate, Potassium Fluosilicate
Molecular Formula	K₂SiF₆
Mol. Wt	220.26
Cas No.	16871-90-2
UN No.	2655
EMS No.	F-A, S-A
EINECS No.	240-896-2
Physical state	White crystal or powder
Odor	Odorless
Relative density	2.665 g/mL at 25 °C(lit.)
Solubility	Slightly soluble in water. It is soluble in hydrochloric acid, and its solubility increases slightly with the increase of temperature. Insoluble in alcohol.
Regular package	25 kg per bag, or according to customer's requirements
Storage	Moisture sensitive. Store in a cool、dry and well-ventilated place. Keep container tightly closed and locked up.
Transportation	Hazardous chemical, UN No.: 2655, Hazard class: 6.1, Packing group: III

The Reason for you to choose FSSF:

1. Supply high quality products with reasonable prices for chemical industry.

2. In time delivery, various documents are available for registration and customs clearance purpose.

3. Provide flexible payment mode.

4. Pre-sale consultation and post-sale service are available.

5. Provide market informations to make sure customers fully informed.

FAQ:

1. What's your payment terms?

T/T AD or Irrevocable L/C.

2. What's your delivery time?

Usually we will arrange the shipment within 7 to 15 days.

3. How about the packing?

Usually we provide the packing as 50 kg Iron Drum or Paper Drum,if you have special requirements on them, we will according to you.

4. How about the validity of the products?

According to the products you ordered.

5. What documents will you get?

Usually, we provide Commerical Invoice, Packing List, Bill of loading, COA , and Origin certificate. If you have any special requirements, let us know.

6. What is loading port?

Usually the loading is Shanghai, Ningbo, Guangzhou or Shenzhen.

The Quality Specification of Potassium Fluorosilicate

Product Name	Potassium Fluroslicate
Molecular Formula	K₂SiF₆
Molecular Weight	220.26
Index Name	Index
K₂SiF₆	≥ 98%
Free Acid (HF)	≤ 0.15%
Water Insoluble	≤ 0.5%
Fe	≤ 0.001%
Pb	≤ 0.5%
Cl	≤ 0.15%
SO₄	≤ 0.1%
H₂O	≤ 0.5%
Granularity (+60mesh)	≤ 90%

Potassium Fluorosilicate (K2SiF6) is mainly used in the following applications:

1. In the manufacturing of glass

Potassium Fluorosilicate is used to lower the melting point of glass, thus reducing the amount of energy required to manufacture glass. It also makes the glass more resistant to scratches and chemical corrosion.

2. In the production of aluminum

Potassium Fluorosilicate is used as a flux in the production of aluminum, where it helps to remove impurities from the aluminum.

3. As a component in dental materials

Potassium Fluorosilicate is used in dental applications as a cavity lining material to prevent tooth decay.

4. In the production of insecticides and pesticides

Potassium Fluorosilicate is used as a source of fluoride in the production of insecticides and pesticides. It is commonly used in combination with other fluoride salts, such as sodium fluoride and ammonium fluoride, to create a highly toxic compound that is effective in killing and repelling insects and other pests.

5. In the manufacturing of ceramics

Potassium Fluorosilicate is used in the manufacturing of ceramics as a flux, which helps to lower the melting point of the ceramic material and improve its properties. It also helps to improve the flow and consistency of ceramic glazes.

6. In the production of enamels and pigments

Potassium Fluorosilicate is typically combined with other metal salts, like titanium, antimony, or cobalt, to create a range of different colors and effects. The presence of fluoride in potassium fluorosilicate helps to improve the dispersal of these metal salts, which leads to a more uniform and consistent distribution of color within the enamel or pigment material.

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Potassium Fluorosilicate 98%min, K2SiF6 for sale