Liquid potassium silicate - Silicate products - China Yeyuan Chemical Raw Material Supplier - PVC - PVC Additives - Chemic...

Liquid potassium silicate

Name: Liquid potassium silicate
Brand: China Yeyuan Chemical Raw Material Supplier - PVC - PVC Additives - Chemical Additives

Multi modulus potassium silicate liquid, SiO ₂ 16.0-23.0%, soluble in water and alkaline, with adhesive properties related to modulus, concentration, and temperature. It is commonly used in refractory bonding and coating systems.
Product type: Industrial grade
Molecular formula: K ₂ O · nSiO ₂
Appearance: Colorless to light colored liquid
Packaging: ton drums/tank trucks, according to customer needs

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Performance and Usage

Dissolve in water, decompose in acid to precipitate silica, insoluble in alcohol. Belonging to the category of polysilicates, their aqueous solutions exhibit alkaline reactions due to strong hydrolysis. Has good adhesive properties, which are related to modulus, concentration, and temperature.

The product is mainly used as a binder for refractory materials, as an additive for oilfield drilling fluids, and in the manufacture of welding electrodes, welding electrodes, reduction dyes, fire retardants, curing agents. It is also used in the production of fluorescent screen coatings, inorganic coatings, soap fillers, and pharmaceuticals.

Quality Specification

Product specifications can be specially processed according to customer needs

Indicator project	Potassium silicate
SiO₂, %	22.0-23.0	19.0-19.8	16.0-16.8
K₂O, %	9.8-10.9	7.4-8.2	5.1-5.6
solid content，%	31.8-33.9	26.4-28.0	21.1-22.4
density，g/cm³	1.28-1.33	1.23-1.26	1.16-1.18
PH value	12.9-13.2	12.0-12.3	11.6-12.0
S, %	≤ 0.01
P, %	≤ 0.01
water-insoluble substance，%	≤ 0.05
模数	3.3-3.5	3.8-4.0	4.7-4.9