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8900 Series

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ShopWelch Vacuum Pump Parts8900 Series

8900 Series Categories

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  • 8905 PUMP (WELCH)

    8905 PUMP (WELCH)

  • 8905A PUMP (WELCH)

    8905A PUMP (WELCH)

  • 8907A PUMP (WELCH)

    8907A PUMP (WELCH)

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    8910A PUMP (WELCH)

  • 8912A PUMP (WELCH)

    8912A PUMP (WELCH)

  • 8915 PUMP (WELCH)

    8915 PUMP (WELCH)

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    8915A PUMP (WELCH)

  • 8917A PUMP (WELCH)

    8917A PUMP (WELCH)

  • 8920 PUMP (WELCH)

    8920 PUMP (WELCH)

  • 8920A PUMP (WELCH)

    8920A PUMP (WELCH)

  • 8925A PUMP (WELCH)

    8925A PUMP (WELCH)

Categories

  • Adapters
  • CF Flanges and Fittings
  • Ferromagnetic Feedthrough
  • High Vacuum Bellows SS Hoses
  • Valves
  • Weld Tubes
  • ISO Flanges and Fittings
  • KF (QF) Flanges and Fittings
  • Alcatel Vacuum Pump Parts
  • Leybold Vacuum Pump Parts
  • Pfeiffer Vacuum Pump Parts
  • Welch Vacuum Pump Parts
  • Vacuum Rated Hoses
  • SS High Vacuum Ball Valves
  • GS Series Ball Valves
  • 316 Stainless Steel Components
  • Super Sale Items
  • Universities Only – FREE STUFF!
  • Custom Vacuum Components
  • Vacuum Components Bulk Discount
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AVS Science and Technology of Materials, Interfaces, and Processing

Resource Center: Latest Entry

Choosing the Right Vacuum Materials

When choosing materials for vacuum systems, it’s crucial to minimize gas loads while ensuring the material’s strength. Stainless steel and aluminum are common choices, with stainless steel often preferred for its lower outgassing rates. It’s important to consider factors like surface finish, outgassing, and permeation, and to avoid materials that might release gases under vacuum. Proper selection of sealing materials is also essential to maintain vacuum integrity.

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