HD series - "Heavy duty" gear pumps
Heavy Duty - A very robust gear pump designed for viscous media and tough applications in the process industry.
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 HD 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.
- Flows up to 250 m3/h and pressures up to 16 Bar.
- Temperature range: up to 250 °C
- Material: Cast iron
- 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.
Related products
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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. -
CD series - ”Chemical duty” gear pumps
For tough corrosive applications in chemical and life/pharmaceutical industries. -
PD series - "Petrochemical Duty" gear pumps
Designed for applications in the refinery and petrochemical industry. -
CHD series - Gear pump in ”Chocolate version”
Specially designed for reliable pumping of chocolate products without leakage.
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With Colly Flowtech you always get
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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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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.