Welcome to a World of Pumps For more than 75 years SPX FLOW Johnson Diaphragm Pumps Reliability, performance and quality – based on more than 40 years of experience in manufacturing air operated diaphragm pumps. Pump brand pumps have been developed, Diaphragm pumps are used in all types of industries for transporting a wide manufactured and marketed for industrial use. variety of liquids. Clean or polluted, thin or viscous, abrasive or aggressive. This experience and expertise, combined with our wide product range, makes us one of the most reliable pump producers world wide The wide use of an...

TOPAIR is one of the most complete lines of diaphragm pumps on the market. With eight sizes up to 800 l/min in a wide range of material combinations we can offer pump solutions for all types of industries. TYPICAL CHARACTERISTICS • Self-priming • High and low viscous products • Dry running capability • Solids and polluted liquids • Variable flow • Wide range of materials • Simple design - easy maintenance TopAir The multi-purpose pump for solutions in all industries. TopAir will pump any liquid which flows or moves through a pipe - from clear water and thin volatile liquids to highly viscous...

Features and benefits H I G H P E R F O R M A N C E – L O N G L I F E T I M E D I A P H R AG M • All TopAir diaphragms are manufactured from high quality, virgin materials. • Abrasive and corrosive materials can be handled without problems. V E R S AT I L E M AT E R I A L H A N D L I N G A B I L I T Y • Wide range of material combinations for low and high viscous liquids, alkalis or acids. F L E X I B L E I N S TA L L AT I O N P O S S I B I L I T I E S • Dry start – self-priming up to 5 meter. • Possible to submerge. • Can be installed with flooded suction condition. • Can run dry without damage...

VA R I A B L E F L O W C O N T R O L • By opening or closing the valve. • By increasing or decreasing the air supply. H I G H CA PA B I L I T Y • Pump pressure is equal to air inlet pressure up to maximum 0.7 MPa. R E L I A B L E O P E R AT I O N – N O N - S TA L L I N G A I R VA LV E • Patented design eliminates stalling (patent 5.002.469). • Special designed, spring-loaded shifters ensure consistent, positive switching every stroke. Non-centering spring prevents pump stalling

PERFORMANCE OVERVIEW T R/T TTRTRTRTRTR 0 1 2 3 E 4 c 5 a <D 6 7 8 9 10 T = Teflon®, R = Rubber. # Dry Wet MATERIALS OF WETTED PARTS Plastic pumps in general are recommended for strong acids and caustics and not recommended for high temperatures or slurries. Metal pumps in general are good for abrasion resistance, solvents, hydrocarbons, and high temperature applications. Polypropylene (PPG) Temperature range: 0°C to 60°C. Good chemical resistance. Light weight. Not resistant to petroleum based solvents. Glass filled. Kynar® (PVDF) Temperature range: 0°C to 80°C. High chemical resistance. Carbon...

DIAPHRAGM MATERIALS Rubber compounds Nitrile (NBR) Temperature range: 0°C to 70°C. Estimated 10 million strokes. Excellent for oil/petroleum based fluid. Neoprene (CR) Temperature range: 0°C to 70°C. Estimated 10 million strokes. Excellent elastomer for use in non-aggressive applications. Good for abrasive material. Nordel® (EPDM) Temperature range: -20°C to +80°C. Estimated 10 million strokes. Great for extremely cold applications. Good resistance to acids and caustics. Viton® (FPM) Temperature range: -10°C to +120°C. Estimated 3 million strokes. Excellent for aggressive fluids such as aromatic...

Air Operated Diaphragm Pumps SPXFLOUJ SPX FLOW TECHNOLOGY Building A, Compass House, Manor Royal Crawley, West Sussex, RH10 9PY, UK T: +44(0)1293 553495 F: +44(0)1293 574444 Your local contact: SPX FLOW, Inc. reserves the right to incorporate our latest design and material changes without notice or obligation. Design features, materials of construction and dimensional data, as described in this bulletin, are provided for your information only and should not be relied upon unless confirmed in writing. Please contact your local sales representative for product availability in your region. For more...