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

    Specifications

    • Maximum Flow gpm (lpm): 53 (200)
    • Maximum Discharge Pressure psi (bar): 120 (8.3)
    • Fluid Ports Inlet/Outlet (bsp): 1” ANSI/DIN Flange (Side or Center) 1 – 11-1/2” NPT Rp 1(1-11 BSP) (Center Discharge)
    • Material of Construction: Polypropylene, PVDF, Conductive Polypropylene, Conductive PVDF
    • Maximum Solids in (mm): 1/8 (3.2)
    • Maximum Dry Suction Lift ft (m): 19 (5.7)