Retro-fit Parts for Dorr Oliver® Single Diaphragm Pumps
We offer retro-fit kits to convert the Dorr-Oliver® ODS single diaphragm (sludge) pump. Retro-fit kits include all necessary components and bolts directly onto an existing Dorr-Oliver® ODS base tee without disturbing the existing piping system. We also offer a complete set of aftermarket replacement diaphragms, ball check valves and check valve seats.
Diaphragms available in the following elastomers: Nitrile, Nordel, Neoprene, Sanotprene™, Hytrel™, Viton and PTFE (or PFA or ETFE) material.
Heavy-Duty (Single) Diaphragm Sludge/Slurry Pumps (Pneumatic/Sealless):
Heavy-duty, sealless diaphragm pump designed for continuous operation for the most demanding, solids laden fluids.
Viscous sludges/slurries, abrasives, corrosives, delicate crystal slurries;
Pump sizes 1-1/2” thru 6” (suction / discharge);
Flow rates up to 375.gpm;
Pressures up to 125.psi;
Temperatures up to 300.deg.F;
(3) styles to fit each individual application: (unlined) heavy wall ductile iron (2” size also available in stainless steel body), elastomer lined (Nitrile, Nordel, Neoprene, Hypalon, Santoprene™, Hytrel™, Viton), or ETFE (Tefzel™) lined
Suction and discharge adjustable;
Solids handling up to 5” solids size and upwards of 75.% solids concentration;
Run dry indefinitely;
Self-priming up to 20.ft.;
Deadhead without damage to system;
Minimizes damage to particles/solids (on sensitive product);
In-line repairable without disassembling the piping system to minimum downtime
Optional pump equipment includes:
Pump inspection top cover hinge;
Suction and discharge pulsation dampeners;
Suction/Discharge Check Valve choices:
Swing check (for larger solids/anti-clogging);
Controller options includes:
NEMA 4X enclosure (fiberglass w/ stainless steel hinges and two quick-opening latches);
LCD stroke counter (totalizer);
Suction and discharge pressure gages (liquid-filled);
Suction and discharge pressure regulators;
Power on-off switch with indicator light
Controller options include:
Duplex pump operation (w/ sequential strokes);
Remote start/stop; may be used with level switches;
NFPA 70E Compliance;
Diaphragm failure alarm/shut-down;
Hazardous location/Explosion-proof options;
Ramp-up or step-up filter press feed operation;
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CMS Engineered Products LLC
235 W 54th Str.
Indianapolis, IN 46208
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We specialize in PTFE molded expansion joints / flex connectors - many in stock for immediate shipment; custom fabrication available upon request.
Please also review our fully PFA lined ball & butterfly valves, as well as our full line of PTFE lined hose products for your corrosive and/or aggressive fluid transfer application(s).
Biopharm, pharmaceutical, industrial-grade products available, many from inventory for immediate shipment.