Furnace temperature: ≤200℃: ±0.5℃;>200℃: ±1℃ Ball: Lead ball(Ø8mm,3.2±0.1g, according to ASTM) Steel ball(3/8”, according to GB2728-1988;5/6” user choose)
Count Range: small and medium sample particles: 0.7~4mm×0.7~12mm Large sample particles: 3~10×3~12 mm Counting speed: ≥1000 grains/3 minutes Counting capacity: five 1~99999