About 8,000 types of vacuum components in stock at all times.Business Hours: 9:00-18:00, excluding weekends and holidays

Product Category
  • Feedthrough Feedthrough
    Feedthrough
  • Isolator Isolator
    Isolator
  • Viewport Viewport
    Viewport
  • Vacuum Component Vacuum Component
    Vacuum Component
  • Vacuum Valve Vacuum Valve
    Vacuum Valve
  • Vented Screw Vented Screw
    Vented Screw
  • Others Others
    Others

NW/KF Glass Flange Duran®/Fused Quartz/Synthetic Q

NW/KF Glass Flange Duran®/Fused Quartz/Synthetic Q

▼Glass flange (viewport)
Easy to observe inside, suitable for control in plasma and high temperature applications
Wide effective diameter due to all-glass surface
Suitable for vacuum up to 10-7Pa
Optically polished laser transmission windows are also available
Maximum operating temperature: Duran® 450°C, quartz 1000°C
Note the operating temperature of the center ring (approx. 200°C).

▼Center ring for glass products and plastic clamps should be selected for use.
You can check here for both glass-to-glass and glass-to-metal.
 ※Thicknesses are different for metal and glass products.
Resin clamps are available here.
 ※Please be careful not to apply too much torque when fastening.

▼Others
If you have any questions about our products, please feel free to contact us from the "Inquiry" button.

For precision cleaning requests, please click here.

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Basic Information
Available pressure Atmospheric pressure ~ 10
Corresponding seal Dedicated elastomeric seal
Pressurization NW63 following ○, NW80 more ✖︎
Non-magnetic
chemical resistance
Clean Room
Insulation
RoHS2 corresponding
Inquiry for this subcategory

We have 13 type candidate

※ Please click on the product code or model for more information.

front.product.product_code
Model
NW/KF Flange material window Finish A T (glass thickness) V (effective diameter) Maximum temperature The lowest temperature
Stock & Delivery
front.product.price
front.product.tax_included2
16 Quartz Fused quartz - 30 6 16 1000℃ -50℃
16 Quartz Fused quartz Optical 30 6 16 1000℃ -50℃
25 Quartz Fused quartz - 40 6 24 1000℃ -50℃
50 Quartz Fused quartz - 75 6 50.3 1000℃ -50℃
50 Quartz Fused quartz Optical 75 6 50.3 1000℃ -50℃
63 Quartz Fused quartz - 87 6 68 1000℃ -50℃
63 Quartz Fused quartz Optical 87 6 68 1000℃ -50℃
80 Quartz Fused quartz - 114 11 83 1000℃ -50℃
80 Quartz Fused quartz Optical 114 11 83 1000℃ -50℃
100 Quartz Fused quartz - 134 11 102 1000℃ -50℃
100 Quartz Fused quartz Optical 134 11 102 1000℃ -50℃
125 Quartz Fused quartz - 161 11 127 1000℃ -50℃
160 Quartz Fused quartz - 190 11 153 1000℃ -50℃
NW/KF Flange material window Finish A T (glass thickness) V (effective diameter) Maximum temperature The lowest temperature
NW/KF ガラスフランジ Duran®/溶融石英/合成石英 標準/光学用 admin.label.item.catalog_image
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Shipping accepted on the day on orders until 17:00 Hours 9:00 to 18:00 except Saturdays, Sundays, and holidays
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