Sodium Silicate
1. Fast-dissloved Sodium Silicate
CAS No.: 1344-09-8
Molecular Formula: Na2O.mSiO2.NH2O
Molecular Weight: 280-350
Appearance: white powder
Specification:
|
Terms |
Ⅰ |
Ⅱ |
Ⅲ |
Ⅳ |
Ⅴ |
|
Na2O% |
25.5-29.0 |
23.0-26.0 |
21.0-23.0 |
18.5-22.5 |
19.0-21.0 |
|
SiO2% |
49.0-53.0 |
51.0-55.5 |
56.0-62.0 |
55.0-64.0 |
60.0-66.5 |
|
Modules(M) |
2.00±0.10 |
2.30±0.05 |
2.85±0.05 |
3.00±0.05 |
3.30±0.05 |
|
Solution velocity(S/30℃) |
≤60 |
≤80 |
≤180 |
≤240 |
≤240 |
|
Bulk weight(g·ml-1) |
0.30-0.80 |
0.40-0.80 |
0.50-0.80 |
0.50-0.80 |
0.60-0.80 |
|
Fineness (Sieving Rate,120 mesh) |
≥95 |
≥95 |
≥95 |
≥95 |
≥95 |
Usage: It is widely used in the areas of metallurgy,electricity power,petrol-chemical industry and construction materials.It acts as adhesives,industry detergent and preservative in amorphous refractory materials, also as fast drieer and reinforcement in the areas of soap manufacturing,acid-resistant cement,fine ceramic industry and precise casting industry.
Packing: 25kg/50kg in PP woven bags with PE bag inside,25MT/20’FCL
H.S. Code: 2839190000
2. Sodium Silicate Solid
CAS No.: 1344-09-8
Standard: GB/T 4209-1996
Molecular Formula: Na2O·mSiO2
Appearance: with slightly turquoise translucence and glass shape
Specification:
|
Sodium Silicate(%) |
Technical Indicator | ||
|
(Na2O+ SiO2)% ≥ |
99.0 |
99.0 |
99.0 |
|
Fe%≤ |
0.02 |
0.02 |
0.02 |
|
Modulus |
3.1-3.4 |
2.2-2.5 |
1.9-2.1 |
Usage: Mainly use for chemical industry,construct material,weave,knead leather,etc.
Packing: 25kg/50kg in PP woven bags with PE bag inside,25MT/20’FCL
H.S. Code: 2839190000
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