PD series - "Petrochemical Duty" gear pumps
Petrochemical Duty - Designed for applications in the refinery and petrochemical industries and to meet the requirements of API 676 2nd edition.
All pumps are hydrostatically and dynamically tested at the factory and have their own test certificate and can be supplied on request NDT test, Welding, Painting, 3.1B certificate etc.
Service friendly with front & back pull out design, axially adjustable rotor, for easy maintenance and reduced downtime.
Optimal rotor/gear geometry provides very high efficiency and suction capacity up to 5 meters of vacuum in dry design.
A wide range of add-ons and material combinations optimize the CD series for a variety of applications in the process industry.
In-line or 90° angle connections, reversible flow and attached overflow valves provide optimal installation options.
- Flow rates up to 250 m3/h and pressures up to 16 Bar design pressure according to ANSI 300 Lbs or PN40
- Temperature range: Up to 150 °C
- Material: Made of carbon steel
- Mechanical seals: Teflon impregnated box seal, Mechanical shaft seal acc. DIN 24960 - KU standard, Double mechanical shaft seal acc. DIN 24960 - KU standard. Cartridge seal and others.
- Connections: Inv. BSP G, Flange ISO 2084, DIN 25012, BS 4504 1969, ANSI B 16.5
- Options: Integrated bypass valve, Complete heating/cooling jacket available (cooling media, steam/hot water or electric heating), etc.
We have a large selection of wear parts for most brands of pumps and valves for hygienic applications.
We offer service and maintenance of pumps to ensure optimal performance and lifetime. Send your pump to us - we'll make sure it works properly.
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GP series - "General purpose" gear pumps
Compactly assembled series of gear pumps with IEC cast iron motor with good suction capacity. -
ED Series - "Enviromnental Duty" Magnetic drive gear pump
Magnetic drive pump in cast iron, steel and acid-proof steel for environmentally demanding applications. -
CHD series - Gear pump in ”Chocolate version”
Specially designed for reliable pumping of chocolate products without leakage. -
HD series - "Heavy duty" gear pumps
Gear pump designed for viscous media and tough applications in the process industry.
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Local presence
We are represented in eight locations in Sweden, from Lund in the south to Skellefteå in the north. We also have offices in Denmark.
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Unique product range
At Colly Flowtech, we offer a unique product breadth in flow technology, with solutions customized for different sectors and industries.
40+ years of experience
With over 40 years of industry experience, we work in close collaboration with our customers and with a strong commitment.