Applications
Vacuum applications explained
Drying, degassing, packaging, clamping, conveying, coating: for each application an animated drawing shows how the vacuum works, which vacuum the manufacturers name and which series they provide for it.
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- 66Applications
- 1,168Models
- 148Series
- 7Manufacturers
Overview
All applications at a glance
Processes in chambers and vessels
Each page explains the operating principle, gives pressure and pumping speed from the manufacturers’ data and shows all suitable models with a filter.
3D printing and additive manufacturing
3D printing and additive manufacturing: build chamber evacuation, electron beam melting at about 5×10⁻⁵ hPa, inert gas recirculation. Which series makers name.
3 manufacturers · 9 series
Electron microscopy
Electron microscopes need high vacuum: the pressures Pfeiffer Vacuum and Edwards name, why the backing pump must be low-vibration and which series fit.
4 manufacturers · 6 series
Electron beam and vacuum welding
Electron beam and vacuum welding: welding in the evacuated chamber without oxidation and pores. Which series the manufacturers name for it.
6 manufacturers · 9 series
Degassing
Degassing under vacuum: how dissolved gases escape from liquids and pastes and which series Busch, Becker, Leybold, Edwards and Atlas Copco name for it.
7 manufacturers · 32 series
Evacuation and charging (refrigeration, air conditioning, brakes)
Evacuating and filling refrigeration, air-conditioning and brake systems: which vacuum Leybold names and which series Busch, Pfeiffer and Edwards intend for it.
4 manufacturers · 10 series
Evacuation of chambers and vessels
Evacuating chambers and vessels: removing air quickly, holding the target pressure or filling – and the series of Becker, Leybold, Busch, Pfeiffer and Edwards.
6 manufacturers · 29 series
Gas liquefaction, storage and industrial gases
Gas liquefaction, storage and industrial gases: evacuating tanks, insulation vacuum, separating hydrogen – what Busch, Edwards, Leybold and Pfeiffer name.
5 manufacturers · 12 series
Semiconductor processes (etch, implant, lithography)
Etching, ion implantation and lithography under vacuum: which pressures Pfeiffer Vacuum names and which series Busch and Pfeiffer Vacuum provide for them.
2 manufacturers · 6 series
Insulation vacuum and cryogenics
Insulation vacuum for cryogenic vessels: 0.001 mbar with MLI and 0.05 mbar with perlite (Leybold), plus series from Leybold, Pfeiffer Vacuum, Busch and Edwards.
4 manufacturers · 18 series
Crystal growing
Silicon and SiC crystals grow under vacuum: what Atlas Copco, Busch, Edwards and Leybold say about crystal growing and which series they intend for it.
4 manufacturers · 13 series
Laboratory vacuum and glove boxes
Lab vacuum for rotary evaporators, filtration and glove boxes: quiet, clean vacuum pumps and the series of Pfeiffer Vacuum, Leybold, Edwards and Atlas Copco.
6 manufacturers · 13 series
Leak detection and leak testing
Leak detection and testing with vacuum: test chamber, helium tracer gas, leak rates and the series of Leybold, Pfeiffer Vacuum, Busch, Edwards and Atlas Copco.
5 manufacturers · 25 series
Load lock chambers
Load lock chambers: which vacuum Pfeiffer Vacuum names, why Busch wants no pressure surge and which series the manufacturers intend for them.
5 manufacturers · 9 series
Mass spectrometry and analytics
Mass spectrometers work in pressure stages down to below 10⁻¹⁰ mbar: which backing pumps Pfeiffer Vacuum, Edwards, Leybold and Busch name and which series fit.
5 manufacturers · 11 series
Medical imaging (MRI)
Medical imaging: according to Edwards, the MRI magnet sits in an insulation vacuum below 10⁻⁵ mbar. Which series Pfeiffer Vacuum names for this.
2 manufacturers · 2 series
Vacuum mixing and kneading
Vacuum mixing and kneading: approx. 120 mbar for pasta dough (Atlas Copco), electrode paste without air bubbles, tumbling meat – and the manufacturers’ series.
6 manufacturers · 18 series
Sintering and debinding
Sintering and debinding in a vacuum furnace: extract the binder, compact powder parts below the melting point. Which vacuum and series the manufacturers name.
4 manufacturers · 11 series
Steel degassing
Steel degassing under vacuum: VD, VOD and RH, 1.33–0.67 mbar according to Leybold, mechanical pumps instead of steam ejectors – the series manufacturers name.
4 manufacturers · 11 series
Parts cleaning and vacuum cleaning
Parts cleaning under vacuum: flood injection washing, de-oiling and drying – with the series that Busch, Elmo Rietschle and Atlas Copco name for it.
4 manufacturers · 16 series
Transformers, capacitors and insulating oil
Vacuum for transformers and insulating oil: drying insulation, degassing oil, impregnating windings, SF6 filling. Series by Leybold, Busch, Edwards, Pfeiffer.
5 manufacturers · 17 series
Tumbling, cutting and filling (meat)
Tumbling, cutting and filling under vacuum: why vacuum accelerates maturing and which series Busch, Becker, Atlas Copco and Edwards name for it.
4 manufacturers · 13 series
Vacuum coating (PVD, CVD)
PVD, CVD, sputtering and evaporation: which vacuum Leybold, Pfeiffer Vacuum, Edwards and Busch name for coating and which series are suitable for it.
6 manufacturers · 30 series
Vacuum die casting
Vacuum die casting: the mould cavity is evacuated before the shot, gases leave the mould. What Busch, Pfeiffer Vacuum and Leybold name – purpose and series.
3 manufacturers · 6 series
Vacuum filtration
Vacuum filtration: the pressure difference drives the liquid through the filter. Which series Atlas Copco, Busch, Edwards and Elmo Rietschle name for it.
5 manufacturers · 22 series
Vacuum impregnation
Vacuum impregnation of wood, battery cells and fish feed: how the agent reaches every pore and which series Busch, Edwards and Leybold name.
5 manufacturers · 7 series
Vacuum cooling
Vacuum cooling of bakery products and vegetables: evaporating water removes heat, Becker names 20–40% shorter cooling times – series of five manufacturers.
6 manufacturers · 17 series
Vacuum brazing
Vacuum brazing: joining with filler metal in a vacuum furnace without oxygen. Which vacuum Pfeiffer Vacuum names, Leybold on flux vapours, which series fit.
5 manufacturers · 9 series
Vacuum melting and remelting
Vacuum melting and remelting: VIM, VAR, electroslag remelting and investment casting in a vacuum furnace. What manufacturers describe and the series they name.
4 manufacturers · 6 series
Backing pump for high vacuum and accelerators
Backing pumps for turbo pumps and accelerators: backing vacuum to 10⁻³ hPa, UHV below 10⁻⁹ mbar and the series of Leybold, Pfeiffer Vacuum, Edwards and Busch.
4 manufacturers · 19 series
Space and altitude simulation
Space and altitude simulation: chamber pressure below 10⁻¹⁰ mbar, thermal vacuum from 70 to 400 K and the series of Leybold, Edwards, Atlas Copco and Pfeiffer.
6 manufacturers · 24 series
Heat treatment and vacuum furnaces
Heat treatment in vacuum furnaces: hardening, tempering, annealing, carburising, nitriding. Which vacuum the manufacturers name and which series they provide.
5 manufacturers · 29 series
Applications
Drying, evaporating and distilling
Carbon capture processes
CO₂ capture with vacuum: amine scrubbing, pressure swing adsorption, membrane and direct air capture – what manufacturers describe and which series they name.
7 manufacturers · 15 series
Chemical reactions, polymerisation and vulcanisation
Chemical reactions, polymerisation and vulcanisation under vacuum: equilibrium, residual monomer, moulding of rubber. Which series Edwards and Atlas Copco name.
3 manufacturers · 6 series
Distillation and solvent recovery
Vacuum distillation and solvent recovery: pressures per Busch (below 1 hPa, crude oil 10–50 hPa), pumping systems and series of Busch, Edwards and Atlas Copco.
5 manufacturers · 14 series
Gas and vapour recovery
Gas and vapour recovery with vacuum: recovering vapours from tanks, flare gas, helium and hydrogen – what Busch, Edwards, Leybold and Becker name.
6 manufacturers · 18 series
Freeze drying
Freeze drying under vacuum: ice sublimates below 1 hPa (Busch) or at 0.5 to 10⁻² hPa (Pfeiffer). Series from Busch, Pfeiffer, Leybold and Edwards.
5 manufacturers · 30 series
Glycol regeneration (MEG, TEG)
Glycol regeneration (MEG, TEG) under vacuum: water evaporates in the reboiler, according to Busch below 204 °C for TEG. The series Busch and Edwards name.
2 manufacturers · 5 series
Vacuum cooking and extraction
Boiling, cooking and extracting under vacuum: why water boils at a lower temperature and which series Busch, Becker, Edwards and Pfeiffer name for this.
6 manufacturers · 13 series
Condenser air extraction
Condenser air extraction in power plants: draw off air and non-condensable gases, hold the condenser vacuum – with series from Atlas Copco, Busch and Edwards.
4 manufacturers · 6 series
Seawater deaeration
Seawater deaeration under vacuum: oxygen out of injection water against corrosion, below 50 ppb according to Edwards – which series the manufacturers name.
3 manufacturers · 7 series
Sterilisation
Vacuum sterilisation: removing air from the autoclave, spreading steam, EtO or H2O2, drying at cycle end. Series from Leybold, Pfeiffer, Busch, Elmo Rietschle.
6 manufacturers · 18 series
Vacuum drying
Vacuum drying: moisture evaporates at a low temperature. Which vacuum Busch, Leybold and Becker name and which series they intend for it.
7 manufacturers · 52 series
Evaporation and concentration
Evaporation and concentration under vacuum: according to Busch, milk boils at 72 °C at most. Which liquid ring series Atlas Copco, Busch and Edwards name.
4 manufacturers · 12 series
Applications
Conveying, extracting and degassing in pipes
Filling and sealing
Filling under vacuum: why bottles, cans and battery cells are evacuated before filling, which vacuum Leybold names and which series are suitable.
7 manufacturers · 20 series
Extraction of chips, dust and liquids
Extraction of chips, dust and liquids with vacuum pumps: separators and filters, which vacuum Becker names and which series the manufacturers specify.
6 manufacturers · 27 series
Centrifugal pump priming
Priming centrifugal pumps: the vacuum pump removes the air from the suction line and housing. Which series Atlas Copco and Busch name.
3 manufacturers · 3 series
Biogas, landfill and digester gas
Collecting, circulating and upgrading biogas, digester and landfill gas: what Busch, Elmo Rietschle, Edwards and Leybold say and which series they name.
5 manufacturers · 11 series
Soil remediation (soil vapour extraction)
Soil remediation by soil vapour extraction: vacuum pumps draw contaminated soil air out through wells. Which series Leybold, Elmo Rietschle and Becker name.
3 manufacturers · 2 series
Extruder degassing and extrusion
Extruder degassing and vacuum calibration: water vapour and gases out of the melt, constant vacuum for profile and pipe – the series the manufacturers name.
7 manufacturers · 22 series
Milking
Milking systems: the vacuum pump generates negative pressure, pulsed at the teat cup. Which series Busch (MINK, TYR, R5) and Leybold (CLAWVAC) name for milking.
2 manufacturers · 4 series
Anaesthetic gas scavenging
Anaesthetic gas scavenging with vacuum: removing anaesthetic gas from breathing circuits and the operating theatre – the series Busch names.
2 manufacturers · 3 series
Pneumatic conveying
Pneumatic conveying with vacuum: powder, granules and bulk material in closed lines – which vacuum the manufacturers name and which series they intend for it.
6 manufacturers · 56 series
Recycling (plastics and batteries)
Vacuum in the recycling of plastics and lithium batteries: shredding under nitrogen, drying, degassing, distillation – which series the manufacturers name.
5 manufacturers · 12 series
Clay degassing
Clay degassing in the vacuum extruder: air leaves the clay body, the clay becomes denser. Series named by Atlas Copco, Edwards, Leybold and Elmo Rietschle.
4 manufacturers · 5 series
Applications
Packaging
Modified atmosphere packaging (MAP)
Modified atmosphere packaging (MAP): evacuate, fill with gas, seal. Which pumps Leybold, Busch, Atlas Copco and Elmo Rietschle name and what counts with oxygen.
5 manufacturers · 10 series
Vacuum packaging
Vacuum packaging: air is removed before sealing. Which vacuum Becker, Busch and Elmo Rietschle name and which series seven manufacturers intend for it.
7 manufacturers · 46 series
Applications
Handling and clamping
Printing and paper machines
Vacuum in printing and paper machines: how suction cups hold the sheet and which series Atlas Copco, Busch, Edwards and Leybold name for it.
5 manufacturers · 14 series
Pick & place and handling
Pick & place, vacuum lifters: how suction grippers lift panels, cartons and parts, the vacuum Becker names and the series the manufacturers intend for it.
6 manufacturers · 28 series
Textile machines
Vacuum in textile machines: thread suction, edge extraction and dirt extraction with side channel blowers – what Elmo Rietschle and Atlas Copco name for it.
2 manufacturers · 9 series
Applications
Forming and pressing
Glass forming
Glass forming in IS machines: vacuum draws the glass against the mould through fine holes. Atlas Copco names 150–300 mbar; series from Atlas Copco and Leybold.
2 manufacturers · 2 series
Laminating, pressing and composites
Laminating, membrane pressing and composites under vacuum: which vacuum Atlas Copco, Becker and Leybold name and which series are intended for it.
7 manufacturers · 16 series
Thermoforming
Thermoforming with vacuum: how film and sheet are drawn into the mould, which vacuum the manufacturers name and which series are intended for it.
7 manufacturers · 22 series
Applications
Central supply
Medical suction
Medical suction of secretions in hospitals and dental practices: what the vacuum does and which series Becker, Busch and Elmo Rietschle name for it.
4 manufacturers · 15 series
Vacuum sewerage
Vacuum sewerage: negative pressure conveys wastewater to the vacuum station without a gradient, at 250–400 mbar (Atlas Copco) – series of four manufacturers.
5 manufacturers · 10 series
Central vacuum systems
Central vacuum supply: one network for many machines, speed-controlled pumps, up to 50 % less energy. Series from Atlas Copco, Becker, Busch and Leybold.
7 manufacturers · 27 series
Applications
Further applications
Vacuum clamping and CNC
Vacuum clamping on CNC routers: how the vacuum table holds, how much vacuum is needed and which vacuum pumps Atlas Copco, Becker, Busch and Leybold name.
5 manufacturers · 30 series
Frequently asked questions
Questions about the application pages
Where does the information on the application pages come from?
Every statement about a manufacturer, a series, a pressure or a time comes from the manufacturer’s own website. The drawings show the basic principle; the systems and pumps of the individual manufacturers differ in detail.
How do I find the right vacuum pump for my application?
Each application page names the vacuum the manufacturers state and shows all models they provide for it – with filters for manufacturer, technology, pumping speed and ultimate pressure.
My application is missing – what now?
Tell us your application, the medium and the pumping speed you need – we advise you on selection, spare parts and service: Contact.
Which pump suits your process?
Tell us the application, the medium and the volume – we advise you on selection, spare parts and service.
