Stainless Steel to Quartz CF Adapters Glass to metal tube flanged adapters (seals) use a graded glass seal to join a metal tube to a glass tube. They are often used to observe a process or to provide electrical isolation. Glass to Metal Tube Flanged Adapters Feature: - Glass seal materials available include 7740 Pyrex, 7052 glass, or quartz
- Metal seal materials available include Kovar or stainless steel
- Tube End Type Bakeable to 400°C
- CF Flanged Type Bakeable to 400°C
- ISO Flanged Type Bakeable to 200°C (Bake Temperature is O-Ring Seal Dependant)
- CF or KF flange terminations available
- Seal Configurations Available:
- glass tube - metal tube
- glass dome end - metal tube
- glass tube - metal tube - glass tube
- metal tube - glass tube - metal tube
- glass tube - flex hose - metal tube
NOTE: We also offer nonstandard sizes, larger sizes, custom lengths, and adapters with bellows (to compensate for misalignments). Please contact us for details. Flange Size | Glass Size | Dim L | Dim G | PartNo | Price | | | 1-1/3" (DN16CF) | 1/8" | 5-3/8" | 3-1/2" | GMQS012F1 | $215.00 | | | 1-1/3" (DN16CF) | 3/16" | 5-3/8" | 3-1/2" | GMQS018F1 | $185.00 | | | 1-1/3" (DN16CF) | 1/4" | 5-3/8" | 3-1/2" | GMQS025F1 | $175.00 | | | 1-1/3" (DN16CF) | 5/16" | 5-3/8" | 3-1/2" | GMQS031F1 | $180.00 | | | 1-1/3" (DN16CF) | 3/8" | 5-3/8" | 3-3/4" | GMQS037F1 | $185.00 | | | 1-1/3" (DN16CF) | 1/2" | 5-3/8" | 3-3/4" | GMQS050F1 | $195.00 | | | 1-1/3" (DN16CF) | 5/8" | 6" | 4-1/8" | GMQS062F1 | $215.00 | | | 1-1/3" (DN16CF) | 3/4" | 6-1/8" | 4-1/4" | GMQS075F1 | $225.00 | | | 2-3/4" (DN35CF) | 7/8" | 6-3/8" | 4-1/2" | GMQS087F3 | $260.00 | | | 2-3/4" (DN35CF) | 1" | 6-1/2" | 4-5/8" | GMQS100F3 | $275.00 | | | 2-3/4" (DN35CF) | 1-1/8" | 6-1/2" | 4-5/8" | GMQS112F3 | $290.00 | | | 2-3/4" (DN35CF) | 1-1/4" | 6-3/4" | 4-7/8" | GMQS125F3 | $315.00 | | | 2-3/4" (DN35CF) | 1-3/8" | 6-3/4" | 4-7/8" | GMQS137F3 | $340.00 | | | 2-3/4" (DN35CF) | 1-1/2" | 6-7/8" | 5" | GMQS150F3 | $395.00 | | | 3-3/8" (DN50CF) | 1-1/2" | 6-7/8" | 5" | GMQS150F4 | $370.00 | | | 3-3/8" (DN50CF) | 1-5/8" | 6-7/8" | 5" | GMQS162F4 | $415.00 | | | 3-3/8" (DN50CF) | 1-3/4" | 7-3/8" | 5-1/2" | GMQS175F4 | $455.00 | | | 3-3/8" (DN50CF) | 2" | 8-1/8" | 5-3/4" | GMQS200F4 | $600.00 | | | 4-1/2" (DN63CF) | 2" | 8-1/8" | 5-3/4" | GMQS200F5 | $625.00 | | | 4-1/2" (DN63CF) | 2-1/4" | 8-1/8" | 5-3/4" | GMQS225F5 | $765.00 | | | 4-1/2" (DN63CF) | 2-1/2" | 8-3/8" | 6" | GMQS250F5 | $970.00 | | | 4-5/8" (DN80CF) | 3" | 8-5/8" | 6-1/4" | GMQS300F6 | $1,315.00 | | | 6" (DN100CF) | 3" | 8-5/8" | 6-1/4" | GMQS300F7 | $1,560.00 | | | |