Maximum Developed Boost Pressure For Standard Model; Pumps (350 Rpm); Maximum Recommended Operating Temperature; Standard Materials Of Construction - GE OSMONICS TONKAFLO SS Series Installation, Operation And Maintenance Manual

2.2 Maximum Developed Boost Pressure for Standard Model Pumps (3500 rpm)
SS Series
5500
8500
12500
23000
24000
2.3

Maximum Recommended Operating Temperature:

The maximum recommended operating temperature range is 125°F (52°C). The
maximum operating temperature is dependent upon the operating pressure. For
high temperature applications, consult your local Tonkaflo distributor or the factory
for available materials of construction.
Pumps have the maximum recommended temperature stated on the label on the
pump case. The temperature stated is for the design flow and pressure.
2.4

Standard Materials of Construction:

SS: Wetted castings and pump shaft are 316 Stainless Steel (SS). The pump casing
is 316SS. Impellers and diffusers are Noryl except SS23000 and SS24000-
Series diffusers which are 316SS. The mechanical seal has a carbon rotating
face and a ceramic stationary face. The secondary sealing element of the
mechanical seal is Buna-N.
Buna-N.
Table 2.2
Tonkaflo Standard Model
Pump Boost Pressure
Centrifugal
Stages
24
Up to 650 psig (44.8 barg)
27 Up to 640 psig (44.1 barg)
22 Up to 640 psig (44.1 barg)
11 Up to 380 psig (26.2 barg)
16 Up to 530 psig (36.5 barg)
The standard O-rings and diffuser bearings are
3
Standard