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Chemical Information Overview  |  Chemical Product  |  Chemical Raw Material  |  Chemical Company
Alcan Ultrafine UF25E
Alumina trihydrate
21645-51-2
ALCAN ULTRAFINE and ULTRAFINE 'E' grades of alumina trihydrate are white crystalline powders with the chemical formula Al(OH)3, alternatively written as Al2O3-3H2O.
ALCAN ULTRAFINE products are sub-micron in particle size.
In common with the FRF, FRFLV and SUPERFINE product ranges ALCAN ULTRAFINE products utilise the release of combined water to impart high performance flame retardant and smoke suppressant properties in plastics and rubbers.
Advantages of ALCAN Ultrafine Grades: Halogen free flame retardancy, Delayed ignition, Retarded rate of burning, Reduced smoke emission, Replaces other fillers, Extremely low electrolyte levels, Safe to handle, Cost effective, Can be supplied pre-coated
Soluble Na2O content (%): 0.01
Electrical conductivity (uS/cm): 15
pH (5% w/v slurry): 5.5
Specific Gravity: 2.42
Refractive Index: 1.57
Moh's Hardness: 2.5-3.5
Chemical Analysis (%) - Al2O3 (by difference): 65.1, H2O (combined): 34.5, Na2O (combined): 0.12-0.21
Industrial field additive
Alcan Chemicals(A Division of Alcan Inc)
Phone +1 216 765 2550
Fax +1 216 765 2570
Homepage -
E-mail acebi.enquiries@alcan.com
Address 3690 Orange Place Suite 400 Cleveland Ohio 44122 4438 USA
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