QBY series pneumatic diaphragm

Product description
QBY series pneumatic diaphragm is a latest model now at home. Its performance parameters are close to Germany WLLDENPUMPS and US MARIOWPUMPS. The flow component in pump body is made of stainless steel, aluminium alloy or cast iron. Diaphragm can be made of NBR, VITON, CR or PTFE according to different liquid.

Application
They are functioned to take out and suck in various corrosive liquid containing granules,
viscose, volatile, inflammable, explosive or poisonous liquid, porcelain
slurry, mashed fruit, flue, and the reclamation of residual oil in tanker.

Technical Data
Flow rate: up to 30 m³/h
Head: up to 50 m
Speed: max 2900 rpm
Temperature: max 105 ℃
Casing pressure: up to 1.6MPa
Shaft seal: mechanical sealing
Material: cast iron, stainless steel,