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Plastics grade talc powder can be provided by our company.
Specification of talc powder used by Plastics(%)
Items | superior product | top-quality product | qualified product |
Whiteness | ≥90.0 | ≥85.0 | ≥80.0 |
Moisture | ≤ 0.5 | ≤1.0 | ≤1.0 |
SiO2 | ≥ 61.0 | ≥ 58.0 | ≥ 55.0 |
MgO | ≥ 31.0 | ≥ 29.0 | ≥ 27.0 |
Fe2O3 | ≤ 0.50 | ≤ 1.00 | ≤ 1.50 |
Al2O3 | ≤ 1.00 | ≤ 2.00 | ≤ 3.00 |
CaO | ≤ 0.50 | ≤ 1.50 | ≤ 4.50 |
LOI (1 000°C) | ≤ 6.00 | ≤8.00 | ≤9.00 |
Flaccied density, g/cm3 | ≤ 0.45 | ≤ 0.55 | ≤ 0.65 |
Bulk density, g/cm3 | ≤ 0.90 | ≤ 0.95 | ≤ 1.00 |
Fineness,Passing rate≥ | 45μm, 99.0 | 45μm, 98.0 | 45μm, 95.0 |
Granularity 20μm | 80 | 72 | 60 |
Granularity distribution | 10μm ≥50 | 10μm ≥36 | 10μm ≥26 |
Granularity distribution | 5μm ≥30 | 5μm ≥16 | 5μm ≥12 |
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Plastics grade talc powder