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Non-metallic design level 2 ball valve, Air-powered double-diaphragm pump, Materials – Blagdon Pump B75 Non-Metallic User Manual

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s30nmdl2sm-rev0312

Model B75 Non-Metallic Design Level 2 Page 3

CAUTION: Nonmetallic pumps and plastic components are not UV stabilized. Ultraviolet radiation can damage these parts and negatively affect material properties.

Do not expose to UV light for extended periods of time.

Santoprene

®

Injection molded thermoplastic elastomer with no fabric layer. Long mechanical flex life. Excellent abrasion

212°F

-10°F

resistance.

100°C

-23°C

Virgin PTFE Chemically inert, virtually impervious. Very few chemicals are known to react chemically with PTFE: molten alkali metals, turbulent

liquid or gaseous fluorine and a few fluoro-chemicals such as chlorine trifluoride or oxygen difluoride which readily liberate free fluorine at

212°F

-35°F

elevated temperatures.

100°C

-37°C

Polypropylene

180°F

32°F

82°C

0°C

B75

Non-Metallic

Design Level 2
Ball Valve

Air-Powered
Double-Diaphragm Pump

ENGINEERING, PERFORMANCE
& CONSTRUCTION DATA

Materials

Maximum

Minimum

Operating Temperatures

For specific applications, always consult “Chemical Resistance Chart” Technical Bulletin

The pumps are designed to be powered only by compressed air.

INTAKE/DISCHARGE PIPE SIZE

3" ANSI Flange or

80mm DIN Flange

CAPACITY

0 to 238 US gallons per minute

(0 to 901 liters per minute)

AIR VALVE

No-lube, no-stall

design

SOLIDS-HANDLING

Up to .71 in. (18mm)

HEADS UP TO

100 psi or 231 ft. of water

(7 bar or 70 meters)

DISPLACEMENT/STROKE

.9 US gallon / 3.41 liter

CAUTION! Operating temperature limitations are as follows:

Air Inlet Side View

Air Exhaust Side View

PVDF

200°F

93°C

10°F

-13°C

Maximum and Minimum Temperatures are the limits for which these

materials can be operated. Temperatures coupled with pressure affect the

longevity of diaphragm pump components. Maximum life should not be

expected at the extreme limits of the temperature ranges.