ConFlat (CF) Sight Window: Glass Fused into Duplex Stainless Housing
 
  • Housing Material: Duplex Stainless
  • Window Material: borosilicate (Pyrex) glass
  • Temperature operating range: 0 Kelvin to 300C
  • Pressure safety factor: Minimum 1.25x
  • Thermal shock resistance: Excellent
  • Impact resistance: Excellent
  • Leak Rate: Equivalent to the permeation rate through glass (~zero)
  • Chemical resistance: Excellent for solvents, must be tested for specific acids and corrosives

All Rayotek ASME sight window metal housings are CNC machined, not cast, to exacting standards. Metal and window materials for all of our sight windows are traceable and certified back to their raw material sources to insure the highest, repeatable quality and reliability.

For configuration and applications outside of the scope of this sight window page please see our Custom Sight Window page or contact Rayotek Sight Windows directly to speak with a representative or engineer.


Duplex Stainless ConFlat™ (CF) housing with borosilicate (Pyrex™) fused glass window:

Rayotek Duplex Stainless Steel/fused glass ConFlat™ (CF) sight windows are rugged, corrosion resistant sight windows for a variety of applications from high vacuum systems to  pressure chambers to ultra high purity processing equipment. Rayotek ConFlat™ (CF) borosilicate fused glass sight windows are so robust that even when cracked from mechanical damage they continue to seal and protect against release of pressure and exposure to contamination.

Online purchasing coming soon! Please contact us directly for a quote.

CF SIZE
(in)
FLANGE DIAM.  (in)
FLANGE DIAM. (mm)
Clear Aperture (in)
Clear Aperture (mm)
Maximum* Pressure (PSI/BAR)
Internal (IP), External (EP) or Vacuum (VAC)
Part Number
1 1/3
1.33
33.8
0.50
12.7
45/3
EP, IP, VAC
101122
2 1/8
2.13
54.1
0.66
16.8
45/3
EP, IP, VAC
101123
2 3/4
2.75
69.9
1.00
25.4
45/3
EP, IP, VAC
101124
3 3/8
3.38
85.9
1.33
33.8
45/3
EP, IP, VAC
101125
4 1/2
4.50
114.3
1.66
42.2
45/3
EP, IP, VAC
101126
4 5/8
4.63
117.6
2.00
50.8
45/3
EP, IP, VAC
101127
6
6.00
152.4
2.67
67.8
45/3
EP, IP, VAC
101128
8
8.00
203.2
4.00
101.6
45/3
EP, IP, VAC
101129
10
10.00
254.0
5.33
135.4
45/3
EP, IP, VAC
101130


* Conflat flanges are designed for vacuum systems only, not pressure systems.
Customer is responsible for safe design and use of sight windows.

Contact Rayotek Sales for higher temperature Conflat Sight Windows

Back to ConFlat (CF) Configuration Page.