Air Operated Diaphragm Pumps

QBK-W

QBK-W Sanitary Air Operated Diaphragm Pump

Stainless-steel sanitary-duty pneumatic transfer for compatible food, beverage, pharmaceutical and personal-care media.

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MODEL / QBK-WQBK-W Sanitary Air Operated Diaphragm Pump

SELECTION OVERVIEW

Confirm the hygienic duty and the operating point.

The QBK-W is a compressed-air-driven double-diaphragm pump with a smooth stainless-steel sanitary-style flow path and clamp-connected piping. It is intended for compatible food, beverage, pharmaceutical and personal-care transfer duties. Confirm the stainless grade, surface finish, diaphragm and valve materials, cleaning method and required hygienic standard before ordering.

TYPICAL APPLICATIONS

  • Syrup, edible oil, honey and chocolate transfer
  • Wine, juice, jam and beverage concentrate handling
  • Pharmaceutical extracts, alcohol and filtration duties
  • Detergent, shampoo, cream and personal-care products

INFORMATION REQUIRED

  • Product name, viscosity, temperature and solids
  • Required flow, discharge pressure and suction conditions
  • Stainless grade, surface finish and connection standard
  • Diaphragm, ball and seat compatibility with product and cleaners

OPERATING NOTES

  • Use clean, filtered compressed air with adequate pressure and volume.
  • Support connected pipework so its weight is not carried by the pump.
  • Flush the wetted path after media that can settle, dry or solidify.
  • Stop the pump and inspect the diaphragm if liquid appears at the exhaust.

KEY DESIGN POINTS

Configured for cleanability, dependable reversing and material control.

01

Smooth stainless-steel sanitary-style wetted construction

02

Clamp-connected flow path for accessible disassembly

03

Pilot-operated air valve designed to reduce dead-point stalling

04

Reference sizes from QBK-W-20PF46 through QBK-W-125PF46

TECHNICAL DOCUMENT

QBK-W sanitary diaphragm pump manual.

Review the QBK-W working principle, design features, reference performance data, application guidance, operating precautions and exploded construction drawing.

View or download PDF →Official Shangcheng watermarked document · PDF · 4 spreads

MODEL INQUIRY

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