ARO EXP 1” non-metallic diaphragm pumps are a versatile solution for numerous applications. Our EXP 1” models achieve flow rates of up to 53 GPM (200.6 LPM) and offer a wide array of material and porting configurations. These pumps are often used for transfer, filling, recirculation and supply in Chemical, Industrial and Water/Wastewater treatment markets.

Available with Long-life PTFE diaphragms.

Features

Efficiency – Simul-Shift™ valve provides ultra-positive, reliable shift signal

Reliability – ARO’s patented ‘Unbalanced’ air valve ensures no-stall operation

Versatility – Broad range in materials of construction for optimum fluid compatibility

Environmentally Sound – Bolted construction for leak-free fluid handling and ribless fluid caps to eliminate cracking

Serviceability – Easier service through modular design

Accessories

• 66073-2 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 67237 Diaphragm Failure Detection (DFD)
• 67350 Cycle Counter Kit
• 67341-E10N Flange Connection Kit (side flange)
• 67341-C10N Flange Connection Kit (center flange)
• 637397 Air Section Service Kit
• 637396-XX Fluid Section Service Kit

Pump Casing Materials

• Polypropylene
• Conductive Polypropylene
• PVDF (Kynar)
• Conductive PVDF

Diaphragm Materials

• LongLife PTFE (not available with C-PVDF)
• Santoprene
• Hytrel
• Nitrile
• Medical Grade Santoprene
• PTFE w/ Santoprene backer
• Viton

1” Diaphragm Pump, Polypropylene Wet Side with PTFE Diaphragms, PTFE Balls. End Flanged Ported