Features: 1) Uses vacuum negative pressure to draw materials for feeding 2) Two methods available: automatic or manual 3) Bulks material from storehouse into bags, barrel lifted to the feedbarrel by material sucker, then released at the required place 4) Operation is very simple and convenient 5) Material release time can be adjusted between one second to threeminutes 6) Low volume 7) Lightweight 8) Simple and swift installation 9) No vibration and low noise emission 10) Dustless operation, no pollution during feeding 11) Washing and maintenance quick and convenient 12) Meets GMP requirements Technical parameters:Inner packing: Dimensions: 1000 x 550 x 2200mm N.W.: 130kg Outer packing: Dimensions: 1200 x 800 x 2000mm G.W.: 250kg