Sodium Silicate

Sodium Silicate

Item	Liquid-1			Liquid-2			Liquid-3			Liquid-4
	High class	First class	qualified	High class	First class	qualified	High class	First class	qualified	High class	First class	qualified
Iron（Fe)/%	0.02	0.05	-	0.02	0.05	-	0.02	0.05	-	0.02	0.05	-
Water insoluble matter %	0.1	0.4	0.5	0.1	0.4	0.5	0.2	0.6	0.8	0.2	0.8	1.0
Density（20℃）/(g/ml)	1.336-1.362			1.368-1.394			1.436-1.465			1.526-1.559
Sodium Oxide （Na2O）%	7.5			8.2			10.2			12.8
Silicon Dioxide （SiO2）%	25.0			26.0			25.7			29.2
Modulus	3.41-3.60			3.1-3.40			2.60-2.90			2.20-2.50

2. Solid type

Item	Solid-1			Solid-2			Solid-3
	High class	First class	qualified	High class	First class	qualified	First class	qualified
Soluble solids /%	99.0	98.0	95.0	99.0	98.0	95.0	98.0	95.0
Iron（Fe) %	0.02	—	0.02	0.12	—	0.10	—
Al2O3 %	0.30	—	—	0.25	—	—
Modulus	3.41-3.60			3.10-3.40			2.20-2.

3. Powder Instant type

Item	Standard
	Ⅰ	Ⅱ	Ⅲ	Ⅳ	Ⅴ
Modulus（M）	1.90～2.10	2.20～2.40	2.75～2.95	2.90～3.10	3.20～3.40
Sodium Oxide（Na2O）/%	25.0～28.0	23.0～26	21.0～23.0	19.0～22.0	18.0～21.0
Silicon dioxide（SiO2）/%	50.0～53.0	52.0～55.0	58.0～62.0	59.0～64.0	62.0～67.0
Dissolution rate（S/30℃）	≤50	≤60	--------	--------	--------
Specific gravity/（Kg/L）	0.2～0.8	0.2～0.8	0.5～0.8
Particle Size（screening pass rate）/%	100mesh  90%		120mesh  90%
Iron（Fe）/%	≤0.15

1. Chemicals: Raw material for the manufacture of amorphous silica, silica gel, molecular screens and white fillers.
2. Detergents: Additive for alkalinity control and corrosion inhabition.
3. Textiles:

4. Paper:

5.  Foundry: Binder of molding sands.
6. Mining: Additive for mineral pelletizing.
7.  Construction: Floor consolidation.
8. Welding: Binder in manufacture of rods.
9. Metallurgy and Refractory: Materials Setting accelerator for cement and refractories                curing ( gunited)