Aluminium Powders for AAC
Grade,Free Al min %,"Wet sieve, passing 45 µm %",D50 µm,Apparent density g/cc,Blaine cm²/g,Block density kg/m³
CO55,94,30–40,60–75,0.150–0.220,7000–11000,700–800
CO66,91,45–62,50–60,0.130–0.200,9000–11000,600–700
CO77,90,65–75,40–50,0.130–0.200,11000–13000,500–600
CO88,90,80–92,25–35,0.130–0.200,13000–17000,400–500
CO88P,90,80–92,25–35,0.130–0.200,13000–17000,400–500
CO99,90,88 min,20–30,0.140–0.200,17000–21000,350–400
CO99P,90,88 min,20–30,0.140–0.200,17000–21000,350–400
NICO99,90,90 min,15–20,0.150–0.190,17000–22000,350
NICO99P,90,90 min,15–20,0.150–0.190,17000–22000,350
CO10P,80,98 min,8–14,0.140–0.200,18000 min,300–350

Note: Free aluminium by IS 438. Blaine surface area by ASTM C204. Particle size by laser diffraction.
"Note: Wet sieve per ISO 1247, mineral spirit as rinsing liquid."