Fused quartz and sapphire glass have the penetration of ultraviolet and infrared, generally used in the vacuum system, not only can observe the internal situation of the vacuum chamber, but also has high temperature resistance, temperature measurement, photography or video.
Material: stainless steel 304 welded flange, 4J29 cove alloy, quartz and sapphire glass etc.
Process: sapphire glass and metal direct vacuum brazing sealing process, with commonly used CF series flange.
Baking temperature: 600 degrees, 2. Leakage rate: < 10-10 PAM3 /S, 3. Sapphire window height 30-36 mm (including flange)
1. Flange dimensions refer to CF blind flange dimensions
2. According to customer requirements to make any shape flange observation window.