22 L/sec Pump Fluid amount: 100cc. Rough Backing Pump is a requirement. Again, Diffusion pump can't operate without backing mechanical/diaphragm pump. Sorry, Rough Backing Pump not included.Diffusion pumps use a high speed jet of vapor to direct gas molecules in the pump throat down into the bottom of the pump and out the exhaust. The principle of operation might be more precisely described as gas-jet pump. In text books the diffusion pump is categorized as a momentum transfer pump. Item is in great working condition.
We also sell MacBook Pros and Precision Electronics Analytical Balances. Thanks for checking out my listing. The item "CVCVMF21AIRCOOLEDDIFFUSIONVACUUMPUMPNEWLab Vapor Buster Gas Jet Warranty" is in sale since Monday, August 17, 2020. This item is in the category "Business & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Pumps & Pump Accessories\Vacuum Pumps\Diffusion Pumps". The seller is "redsalt1455" and is located in Fast Shipping from Chicago.
This item can be shipped to United States.