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2.3 Materials Specifications
Liquid End
Wetted Castings: 316 Stainless Steel
Pump Shell and Shaft: 316 Stainless Steel
Stages: Noryl*
O-Ring Seals and Shaft Bearings: Buna-N Rubber
Motor Module
Power Requirements 1-Phase
208, 230 V (60 Hz Operation)
220, 230, 240V (50 Hz Operation)
3-Phase
208, 230, 460, 575V (60 Hz Operation)
220, 380, 400, 415V (50 Hz Operation)
Motor Adapter and Inlet Flow Tube: 316 Stainless Steel
O-Ring Seals: Buna-N Rubber
Motors: Stainless steel shaft and stator shell,epoxy-
encapsulated stator, electroless nickle-plated
cast iron or Noryl plastic-covered carbon
steel stator ends, bronze filter check valve,
nitrile and neoprene rubber seals
Wire Insulation: Neoprene, chloroprene, hypalon, and/or poly-
olefin epoxy-potted
Antifreeze: 20% Propylene glycol (non-toxic)
80% Water
W
ARNING: 90°F (32°C) MAXIMUM OPERATING TEMPERATURE
Special Liquids:
Tonkaflo pumps can handle a variety of liquids. For liquids other than water; aque-
ous solutions or corrosive solutes, consult your local Tonkaflo distributor or factory.
Special Materials of Construction:
Ethylene propylene dimonomer (EPDM) and Teflon* pump shaft bears are available
for some models. Contact your distributor or the factory.
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*Teflon is a trademark of E.I. DuPont de Nemours and Company, Inc.