Specifications
1.H.S code:25301020002.Technique:unexpanded
3.Expansion ratios:10-30times
4.Size:12-325mesh1-8mm
5.Manufacturer
Unexpanded perlite
H.S code:2530102000
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1.?Unexpanded perlite ore Size: 12-16mesh, 14-20mesh, 16-32mesh, 20-40mesh, 30-50mesh, 50-150mesh, 200-325 mesh 1-3mm2-4mm,etc??
2.Physical and Chemical Properties:
Physical Properties | Chemical Compositions | ||
Exterior | Yellow white,light red,green,gray,brown brown,gray black,etc | SiO2 | 68-74 |
Specific gravity | 2.2-2.4g/cc | AI2O3 | 12-16 |
Vickers hardness | 5.5-7 | Fe2o3 | 0.1-1 |
Softening point | 890-10900C | CaO | 0.15-1.5 |
Melting point | 1280-13800C | Na2O | 4-5 |
PH | 6.5-7.5 | K2O | 1-4 |
Liquid solubility | <0.1% | Loss in burning | 4-8 |
Acid solubility | <2% | MgO | 0.3 |
Dioptre | 1.483-1.506 | H2O | 6-8 |
Expansion ratios | 10-30times | ? | ? |
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Color | Yellow white,light red,sap green,gray,brown brown,gray black and so on |
appearance | Fracture of ragged, shells, crack, flake, white stripe, debris and thin edge part of transparent or translucent |
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