YAMADA -Air operted Double Diaphragm Pumps

NDP-50 Specifications

Port Dimensions : (164 GPM Max.)
Intake & discharge connection: Polypropylene (PPG) 2? ANSI B 16.5 #150
Kynar® (PVDF) 2? ANSI B 16.5 #150 Aluminum (ADC-12)2? ANSI B 16.5 #150 (with tapped 2? Female NPT) Stainless Steel (316) 2? ANSI B 16.5 #150 or 2? Female NPT Cast Iron 2? Female NPT
Air inlet (includes ball valve): 3/4? Female NPT
Air exhaust (includes silencer): 1? Female NPT
Maximum Liquid Temperature* Diaphragm Material Temperature Buna N 180°F (82°C) Neoprene 180°F (82°C) Santoprene® (TPO) 180°F (82°C) EPDM 212°F (100°C) PTFE 212°F (100°C) Hytrel® (TPEE) 248°F (120°C) Viton® fluoroelastomer 248°F (120°C)* The maximum liquid temperature for metal and Kynar®-fitted pumps is determined by the elastomer (diaphragm material). Polypropylene pumps have a maximum liquid temperature of 180°F (82°C) regardless of diaphragm material. Air Supply Pressure (All Models) 20 – 100 PSI (1.4 – 7 kfg/cm) Discharge Volume Per Cycle Rubber diaphragm: 1.12 gallons (4.25 liters) PTFE diaphragm: 0.69 gallons (2.61 liters) Maximum Cycles Per Minute Rubber diaphragm: 146 PTFE diaphragm: 220 Maximum Size Solid 5/16? (8 mm) Maximum Dry Suction Lift Rubber-fitted pump capability: 19-feet Air Motor Aluminum Air Motor–Standard Optional coating: PTFE grey coated (XP).