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| Aluminium powder for light weight concrete | |||||||||
| Parameters | Particle Size-Wet Sieve < 45 μm (%) |
Particle Size Distribution D (50%) (μm) |
Apparent Density (Loose pouring) (g/cc) |
Surface area (Blaines) (cm²/g) |
*Active Aluminium content (%) |
Miscibility in water | Gas Evolution at 25ºC for 0.07 g of Aluminium powder in 400 ml of 2 % CaO solution (Volume of H2 gas in ml at 16th minute) |
Applications | AAC block density (kg/m3 app) |
Test Methods Trade Mark |
(ISO-1247) | (Malvern-2000) | (in-house) | (ASTM C-204) | (IS-438) | (in-house) | (in-house) | ||
| CO 66 | 45 - 62 | 50 – 60 | 0.130 – 0.200 | 9000 – 11000 | 91 min | Miscible | 75 min |  |
600-700 |
| CO 77 | 65 – 75 | 40 – 50 | 0.130 – 0.200 | 11000 – 13000 | 90 min | Miscible | 75 min | |
500-600 |
| CO 88 | 80 – 92 | 25 – 35 | 0.130 – 0.200 | 13000 – 17000 | 90 min | Miscible | 75 min | |
400-500 |
| CO 99 | 88 min | 20 – 30 | 0.140 – 0.200 | 17000 – 21000 | 90 min | Miscible | 75 min | |
350-400 |
| NICO-99 | 90 min | 15 - 20 | 0.150 – 0.190 | 17000 - 220000 | 90 min | Miscible | 75 min | |
350-400 |
| Wet sieving with mineral spirit as rinsing liquid Flake |
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NALCO