1, powder feeding machine 2, 40-400 mesh 3, negative pressure 4, max 9000 ... . Applications:Pharmaceutical industry: tablet, granulate, capsule, pillsFood industry: additive, surge, coffee, milk powder, flakes, pastaChemical industry: plastic particles, dye material, rubber ... -6900043200.4-0.6Φ420*1350 Powder Vacuum Conveyor Feeding machine