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| ALCAN H-10-8 |
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| Alumina trihydrate |
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Fire and Flame Retardants/Smoke Suppressants
ALCAN H-10-08, H-10-10 and H-10-15 are finely ground Bayer process alumina trihydrates.
These products are recommended for use as fillers and extenders in: plastics, resins, rubber, latex foams, - particularly where flame retardant properties are important |
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General Characteristics:
Chemical formula: Al(OH)3, or Al2O3-3H2O
Molecular Weight: 156.01
Appearance: fine white powder
pH (10% w/v slurry ):10
Refractive Index: 1.57
Mohs' Hardness: 2.5-3.5
Specific Gravity: 2.42
Median Particle Size (urn): 6.5-8.0
Screen Analysis % on 325 mesh Tyier: 3
Bulk Density (packed) (g/cm 3): 1.1
Bulk Density (loose) (g/cm 3): 0.7
Free Moisture (%): 0.4
Chemical Analysis: % by weight: typical:
Total Soda(Na2O): 0.24
Leachable Soda (Na2O):0.02
Silica (SiO2): 0.01
Iron (Fe2O3): 0.01
Loss on Ignition (L.O.I) at 1100C: 34.6
Alumina (Al2O3) by difference: 65.0 |
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