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BTM

•Chemical Process Pump •Double casing •Hazardous volatile media


  • Flowrate: ~800m³/h
  • Head: ~400m
  • Temperature: -90℃~350℃


The BTM Series is a vertical, magnetic drive chemical process pump with a double-shell design. All sealing points use static seals, eliminating the need for additional sealing devices and ensuring high safety and reliability. This pump is widely used in industries such as petrochemical, chemical, pipeline pressurization, and liquefied gas engineering. It is ideal for volatile media such as liquid ammonia, liquefied gas, anhydrous hydrogen fluoride, alkanes, hydrocarbons, liquid chlorine, titanium tetrachloride, and phosgene.

  • Double-Shell Design: The pump features a vertical barrel structure with an inner layer that can be single-stage or multi-stage. The outer shell withstands system pressure, and its length and pump insertion depth depend on the cavitation margin requirements. It can also be directly installed on storage vessels, eliminating the need for an outer shell.
  • Efficient Hydraulics: The first-stage impeller provides a low NPSHr (Net Positive Suction Head required) and high efficiency, with a wide operational range.
  • High-Performance Materials:
    • The isolation sleeve uses high-strength, high-impedance materials, reducing eddy current loss and improving magnetic drive efficiency.
    • Magnetic material is made of high temperature samarium cobalt to ensure high corrosion resistance and long service life.
    • Shaft parts are made of corrosion-resistant, high-strength and wear-resistant materials to ensure long-term stability.
  • Double safety design: The pump can be equipped with double isolation sleeve structure and leakage monitoring alarm for added safety.
  • Dual Safety Design: The pump can be equipped with a dual isolation sleeve structure and leakage monitoring alarms for enhanced safety.
  • Compact and Economical: The compact structure, high interchangeability of parts, and adherence to API685 standards make this pump economical, safe, and reliable.
  • Balanced Axial Force: The pump’s axial force is balanced during operation, and the thrust bearing only experiences axial thrust during startup, resulting in almost zero wear over time.
  • Cooling and Insulation Options: The pump can be fitted with cooling or insulation jackets as needed.
  • Safe and Reliable System: A unique internal circulation system and a gas-phase balancing system between the pump casing and storage tank ensure safe and reliable operation.

Conveying medium:  

Alcohol, benzene, phenol, fat, chlorine and other neutral or corrosive liquids.

Applicable industries:

  • Petroleum 
  • Chemical industry 
  • Oil refining 
  • Coal chemical industry 
  • Pharmaceuticals
  • Flammable, explosive, volatile, high-risk fluids

  • Diameter: DN25~DN200
  • Flowrate: ~800m³/h
  • Head: ~400m
  • Temperature: -90℃~350℃
  • RPM: 1450 ~ 2900r/min
  • Installation: submersible
  • Self-priming: no
  • Standards: API 685
  • Materials: 304, 316L, 2205, 904L, TC4, TA1, TA2, C-276, HB2, HB3, etc

If you don't know how to choose.

Contact us to help you choose a model.

Your partner from start to flow

Your partner from start to flow

366 Jufu Road

Pinghu City

China

341211

info@gtcpumps.com

PRODUCT / SERVICE
APPLICATIONS
ABOUT

Your partner from start to flow

366 Jufu Road

Pinghu City

China

314203

info@gtcpumps.com

PRODUCT / SERVICE

© 2025 GTC Pumps Co., Ltd.  All rights reserved

© 2025 GTC Pumps Co., Ltd.  All rights reserved

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