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sodium metasilicate Anhydrous Powder
2012-05-14
sodium metasilicate Anhydrous Powder
Sodium Metasilicate Anhydrous Granular
Item |
SMA GRANULAR |
SMA POWDER 140 |
SMA POWDER 160 |
Appearance |
white beaded granule |
white powder |
white powder |
Na₂O, %≥ |
50.00 |
50.00 |
50.00 |
SiO₂, %≥ |
46.00 |
46.00 |
46.00 |
Fe, ppm ≤ |
100 |
160 |
160 |
Bulk density, g/cm³ |
1.05–1.35 |
1.05–1.35 |
1.05–1.35 |
Particle size, % |
1000 μm–425 μm (18–40mesh) |
425 μm (40 mesh) oversize ≤ 5.00;250 μm (60mesh) undersize |
425 μm (40 mesh) oversize ≤ 1.00;250 μm (60mesh) undersize |
Whiteness index, % ≥ |
90 |
90 |
90 |
Water insoluble, % ≤ |
0.040 |
0.150 |
0.150 |
Transparence, % ≥ |
90 |
70 |
70 |
Application:It is widely used to make various detergents, metal surface cleaner, pottery grinding aid, fire-resistant agent, water retention agent, degreasing agent, textile printing and dyeing agent, and paper deinking agent, etc.
Standard compliance:HG/T 2568-2008《IndustrialSodium Metasilicate》,Enterprise Standard Q-PG/Ⅲ-02-18-J《Industrial Sodium Metasilicate》
Properties:Melting point is 1089℃.It is easily dissolved in waterand difficult dissolved in ethanol and acid.The solution is slightlyalkaline.It is easily to absorb moisture whenitis stockedin the openair.Ithas characters of decontamination,decentralization,wetness,penetrability,andPH value buffer capacity.
Packaging and storage:Double bags,PE bag inside,PPbag or composite bag made of kraft paper and polypropylenebraided fabric outside,with net weight of 25kg;Alternatively,itmay be packaged in other appropriate ways and with net weightof 1000/500kg.Don't store itin the open air.Avoid rain and directsunlight and keep dy.
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