ARO EXP 3” metallic diaphragm pumps achieve flow rates of up to 275 GPM (1040.9 LPM) and offer a wide array of material and porting configurations. These pumps are often used for transfer, filling, recirculation and batching in Ceramic, Paint, Oil & Gas, Chemical and Petrochemical markets.
Available with Long-life PTFE diaphragms.
Features
The Ultimate in heavy duty pump design.
Up to 4 times the life of traditional diaphragm pumps due to the EXP's new convoluted diaphragm design.
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
Serviceability - Easier service through modular design
Accessories
- 66109 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
- 67237 Diaphragm Failure Detection Kit
- 67350-1 Cycle Counter Kit
- 67263 Continuous-Duty Muffler
- 67174-30 Screen Inlet Adapter Kit
- 637369 Air Section Service Kit for PX30R
- 637421 Air Section Service Kit for PX30A and PX30S
- 637303-XX Fluid Section Service Kit
Pump Casing Materials
- Aluminum
- Cast Iron
- Stainless Steel
- Hastelloy-C
Diaphragm Materials
- Long Life PTFE
- Santoprene
- Hytrel
- Nitrile
- PTFE w/ Santoprene backer
- Viton
Ratio: 1:1
Maximum GPM (LPM): 275 (1041)
Displacement per cycle: 2.8 (10.6) @ 100 psi Gallons (Liters)
Air Inlet: (Female) 3/4 - 14 N.P.T.F. - 1
Fluid Inlet / Outlet (Female):
3” - 8 N.P.T.F. - 1
Rp 3 (3 - 11 BSP parallel)
Max. operating pressure psi (bar): 120 (8.3)
Suspended solids max. dia. in. (mm): 3/8 (9.5)
Weight lbs (kg):
PX30A-XAX-XXX-C 129.5 (58.8)
PX30A-XCX-XXX-C 221.1 (100.3)
PX30A-AHX-XXX-C 249.4 (113.3)
PX30A-ASX-XXX-C 228.3 (103.8)
PX30A-FHX-XXX-C 269.4 (122.3)
PX30A-FSX-XXX-C 245.2 (114.4)
Note:
Add 40 lbs (18.2 kg) for stainless steel air motor section
Maximum dry suction lift ft (m): 14 (4.2)
Sound Level: 70 PSI 50 Cycles / Min 83.0db(A)
Muffler Included: 67389
