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  • COBRA NC 2500 B , Screw Vacuum Pump , Busch Vacuum Solutions



The Flexible Solution for Industrial Vacuum Applications

High performance

Advanced screw design, patented self-balancing screws, perfectly suited for steel degassing, space simulation or vacuum drying


Low cost of ownership, minimal maintenance, long service intervals, high uptime, efficient water cooling


Various sealing configurations and ATEX-certified versions available

Technical specifications
Markets & applications
Biogas handling
  • Upgrading - pressure swing adsorption
Electric power generation
  • Transformer drying
Food processing
  • Powder processing
  • Pasteurizing
  • Sterilizing
  • Pneumatic conveying
  • Brazing
  • Welding
  • Coating
  • Heat treatment
Oil and gas industry
  • Solvent extraction
  • Seawater deoxygenation
  • Monoethylene glycol (MEG) regeneration
  • Oil purification
  • Pipeline drying
  • Seawater deaeration
  • Liquid packaging
  • Blister packaging
  • Labeling
  • Cartoning machines
  • Blow molding
  • Clipping machines
  • Money packaging
  • Tray loading systems
Plastics processing
  • Vacuum bagging
  • Extruder compounding
  • Material drying
  • Thermoforming
  • SSP recycling
  • Extruder sheet/film
  • Rasin transfer molding (RTM)
  • Vacuum calibration
  • Extruder profile
  • Injection molding
Steel degassing
  • Vacuum degassing
  • Seal gas system
  • Dilution gas system
  • Adapter for ASME flanges
  • Exhaust silencer
  • Various sealing configurations
  • ATEX-certified versions available
Design options
  • ATEX - for use in explosion hazard areas.