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Alignment and Thermal growth
 

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  Minimum Stable Flow is the minimum flow that a pump can operate without hydraulically induced vibration. This issue discusses the three major causes of low flow instability; cavitation, recirculation and hydraulic stall.
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Jacketed Molten Sulfur Pumps
Jacketed Pump
     
  Lawrence offers a complete line of heavy duty API steam-jacketed molten Sulfur pumps, for both horizontal and vertical pump applications.

The coverplate is designed to support API nozzle loads. Special coverplate arrangements are available to match existing sump designs.

The pump shaft is sized to operate at least 30% below the first critical speed. Bearing spacing complies with API-610.

Each bearing housing is mounted in the support column using a precision machine deep rabbet fit, which ensures proper alignment between shaft, support column, and casing.

Pumps are available with either mecahnical gas seals or packing.

All jackets are fully welded and pressure tested. Interconnecting steam piping can be configured to meet customer requirements.

Capabilities:
Flows to 4,000 GPM (1,819 m3/hr)
Heads to 700 ft (213 m)
Temperatures to 700° F (371° C)
Pressures to 300 psig (20.6 bar)
 
 
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Lawrence, Massachusetts U.S.A. 01843, Tel: 800-434-5248, Fax: 978-975-4291