Shutter, bellow sealed

Viewport can become contaiminated from the coating material. Shutter is used to prevent deposition onto the viewport, thus preserve the quality of viewport. Shutter can be locked in either open or close position.

Available in manual or pneumatic configuration.

  • Material: 304
  • Max. bake temperature: 250 0C
  • Operating temperature : 120° C to 150° C
  • Pressure range: 1x10-11 Torr
    A B
P/N Flange inch mm inch mm
STR-CF2.75 CF2.75 5.98 152 2.72 69
STR-CF4.5 CF4.5 7.76 197 4.49 114
STR-CF6.0 CF6.0 9.25 235 5.98 152
STR-CF8.0 CF8.0 11.22 285 7.95 202

Pneumatic Shutter

  • Adjustable stop
  • Flow regulator: Standard
  • Solenoid operated: 100 psi, max
  • Bake temperature: 150° C


For Product Selection and Quote:

Please call: 510-498-8518

Or send RFQ to sales@vacproducts.com