... 2.provide clean air for the feed 3.speed up the feed oxidation poultry farming equipment1.ZYSR poultry farming equipment applicationsZYSR series ... vacuum packing,paper making,aquaculture,sewage treatment,pneumatic conveying,etc2.poultry farming equipment specifications Bore:50-200mm Air Capacity:0. ... Oil,Anchor Bolt,flexible joint,non return valve. oxygen generator automatic poultry farming equipment