Characteristics

Characteristics

Soluble sodium and potassium silicates are characterized by the content and the proportion of oxides – М2О and SiО2, where М is sodium or potassium salt. The silica module SiО2/M2О is 2.3 — 3.6 for sodium silicate and 2.5 — 3.5 for potassium silicate.

Parameter

Sodium silicate

Potassium silicate

Silica module

2,3 – 3,6

2,5 – 3,5

Content of silicon dioxide,%

70,4 – 76,7

66,7-69,1

Content of sodium/potassium oxide,%

22,0 – 28,0

30,9-34,5

The standardized document for sodium silicate is state standard GOST Р 50418-92, potassium silicate is produced according to a customer’s technical requirements.