The product name ZYBW60/80 e dry rotary vane vacuum pressure pump Performance characteristics ZYBW... K type dry type rotary vane vacuum composite air pump can provide + 60 kpa pressure suction vacuum and compressed air. With the exhaust purity, small size, low noise, easy maintenance, etc, are small offset printing machine, disc machine, folding machine, with page machine printing, post-press equipment such as supporting the best models 。