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1.?Size
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Item | Particle Size |
Raw Perlite | 8-12,12-16,12-18,18-20, 14-20, 16-30, 20-40,20-50, 30-50, 50-70,50-80,70-90,50-150, 90-120,200-325 mesh, 0.3-0.8mm |
Expanded Perlite | 0.05-1, 0.06-2.5, 0.1-1, 1-2, 1-3,1-4, 2-4,3-5mm, >40 micron, |
Perlite Filter Aid | GK-110 thick, medium, thin, extra thin |
Closed Cell Perlite | |
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2. Chemical composition?
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| SiO2 | Al2O3 | Na2O | K2O | Fe2O3 | MgO | CaO | Loss on ignition |
| 70-75% | 12-15% | 3-4% | 3-5% | .5-2% | 0.2-0.7% | 0.5-1.5% | 3-5% |
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?3. Physical analysis
Bulk density after expansion | refractoriness | Expansion ratio | Ignition loss | Vitric |
>80kg/m3 | 1220°C | 10-15 | 5.3% | >76% |
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unexpanded perlite ore price
high?cost performance.?
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4. Application
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| Industrial?use? | It can be used to make rubber and plastics, pigments, paint, painting ink, synthetic glass, heat insulation bakelite,?expanded perlite and products, as slag coagulant for foundry and so on |
| Agriculitural use | It can be used as filler, animal feeding-stuffs additive, insecticide, fertilizer, carrier of trance elements, absorbent or adsorbate and so on |
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?We will give a discount?for trial order.
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4. Quality Control
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As samples confirmed by buyer, Or manufacture as per certificate of quality, Or CIQ (or SGS)?inspection . |
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