Plenty STM Swivel Angle with Belt Drive
SubCategory: SideEntryMixers
Manufacturer: Plenty
Industry: OilGas;Chemical;Petrochemical;GasTerminals;Aviation;Refineries
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Product features
- Swivel-angle configuration → Directs impeller flow towards areas where sediment can accumulate
- Belt-drive side-entry design → Supports heavy-duty tank mixing with accessible external drive components
- Relevant for BS&W control → Helps reduce bottom sediment and water build-up risk
- High-efficiency cast impeller → Generates tank-floor circulation for cleaning and suspension duties
- Positive tank shut-off device → Supports safer service planning around the tank wall
- Robust construction → Supports demanding oil, gas and process-tank environments
- Material options including stainless steel → Supports selection for different liquids and operating conditions
- ATEX and CE references → Help with compliance review for relevant installations
- Can reduce manual tank intervention → Supports uptime and maintenance planning
- Available from AxFlow → Enables technical selection support and quotation
Plenty STM Swivel Angle with Belt Drive is used where tank operators need more than fixed-direction blending. It is relevant for tank cleaning operations, sludge suspension and prevention of bottom sediment and water build-up in large tanks. By allowing the flow direction to be adjusted, STM supports duties where different areas of the tank floor must be swept during operation or scheduled cleaning.
The STM configuration combines side-entry installation with belt drive and swivel-angle movement. SPX FLOW material describes TM and STM as heavy-duty belt-drive side-entry mixers, while Plenty technical context explains that swivel-angle mixers can vary the angle of entry to direct impeller flow across the tank floor. This makes the series useful where sediment control is part of the maintenance and uptime strategy.
Technical context includes robust heavy-duty construction, a high-efficiency cast impeller, minimum maintenance requirements and a positive tank shut-off device. Material options include cast iron, carbon steel and stainless-steel grades such as AISI 316 / SS 316, with ATEX and CE references for the range. AxFlow also positions STM for industries including chemical, petrochemical, oil and gas, power, water and wastewater.
From a lifecycle perspective, the value of STM lies in reducing the need for manual tank cleaning and helping operators manage sludge-related process risk. Correct selection of swivel arrangement, seal, materials and drive configuration supports process continuity and maintenance planning. Contact AxFlow for product selection and availability.



