Diffusion Pumps

Diffusion pumps are vital for creating high vacuum environments necessary for precise vapor processing and sensitive instrumentation. They offer capabilities with pumping speeds up to 2,000 L/s, ensuring optimal performance in both laboratory and industrial settings.

  2. VARIAN DIFFUSION PUMP

    Diffusion Pumps

    VARIAN DIFFUSION PUMP

    Diffusion Pump Pump will be rebuilt at time of sale. Specify desired heater voltage (120/208/240VAC).

  4. CVC DIFFUSION PUMP 1,600 L/S

    Diffusion Pumps

    CVC DIFFUSION PUMP 1,600 L/S

    6-inch "Blueline" Diffusion Pump Water cooled with 1800W6-cartridge heater

Common Applications

thin film coating

semiconductor processing

laboratory instrumentation

industrial vacuum processing

vacuum metallurgy

optical coating

Buying Guide

Diffusion Pumps Buying Guide

When selecting a diffusion pump, consider the pumping speed needed for your application, as speeds can vary significantly across models. Ensure compatibility with your cooling systems, as some pumps require water cooling while others utilize cryo-cooling technology.

Evaluate the construction materials and design to ensure durability in your specific environment, especially if used in industrial settings. Confirm the pump's operational range to match your vacuum requirements, and verify the maintenance needs to ensure long-term efficiency and reliability.

  • Check the pumping speed and match it to your application's requirements.
  • Verify cooling method compatibility—whether water-cooled or cryo-cooled.
  • Assess the build quality and durability for industrial applications.
  • Ensure the operational vacuum range suits your processing needs.

Frequently Asked Questions

What is the typical pumping speed for diffusion pumps?
Typical pumping speeds for diffusion pumps can reach up to 2,000 L/s, allowing efficient evacuation of vacuum chambers.
How do diffusion pumps work in maintaining vacuum?
Diffusion pumps use a high-speed jet of vapor to direct gas molecules down into the lower pressure area, effectively creating and maintaining a vacuum.
What are the cooling methods used in diffusion pumps?
Cooling methods for diffusion pumps include water cooling and cryo-cooling, which help manage operational temperatures and improve efficiency.
What applications are suitable for diffusion pumps?
Diffusion pumps are ideal for applications requiring high vacuum conditions such as thin film coating, semiconductor processing, and high-precision instrumentation.