High Temperature O-ring (1 pair) for 50 mm dia Alumina or Quartz Tube - SOR50

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This is a pair of high temperature O-rings for OD 50 mm alumina or quartz tube in high temperature tube furnaces Materials: Available in silicone or fluoroelastomer (FKM), choose u nder the variants. Temperature Resistance: 300 oC (short-time), 200 oC continuous ID: 48 mm (see photo below) W: 5 mm (see photo below) Used for MTI 50 mm OD quartz and alumina tubes Warning Must put a refractory tube block in front of flange ( see picture below ) to avoid heat radiation melt silicone O-ring. You may order a ceramic block in related products Show more