The apparatus, used for determining the fly ash fineness by wet sieving, comprises a special stainless steel sieve, 0.045 mm opening, a spray nozzle 17.5 mm dia. with 17 holes 0.5 mm dia oriented ans spaced conforming to the specifications, a pressure gauge 80 mm dia. and fittings for connection to the water supply.
- Weight approx.: 2 kg