Specification Brand : JTS BulletPoint : 2" Tri Clamp SUS 304 Stainless Sanitary Tri-Clamp TC Blind Cover End Cap Home Brew Wine Ferrule OD 64mm BulletPoint1 : Gasket Graphite for Vacuum Casting BulletPoint2 : Flask Diameter: 4" (101.6mm) BulletPoint3 : Gasket Outside Diameter: 5-5/8" ( 143mm) BulletPoint4 : Gasket Inside Diameter: 4-5/16" (110mm) BulletPoint5 : Thickness: 1/16" (1.65mm) ConnectorType : Cap ExteriorFinish : Stainless Steel ExternallyAssignedProductIdentifier : 7732093263835 ExternallyAssignedProductIdentifier1 : 053926775873 ExternallyAssignedProductIdentifier2 : 0053926775873 ExternallyAssignedProductIdentifier3 : 810062802333 ItemDisplayWeight : 5 ounces ItemName : Gasket Graphite for Vacuum Casting Perforated Flask High-Heat for 4" Dia. Flasks by JTS ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : sanitary-tube-fittings Manufacturer : JETS INC Material : High Temperature Graphite ModelNumber : 0304-15240 NumberOfItems : 1 PartNumber : 0304-15240 ProductDescription : Graphite Gasket for use in Vacuum Casting for sealing of the flange and the casting chamber. This graphite gasket is suited for 4" casting flask, is 1/16" thick material will withstand temperatures of up to 1200°F - 649°C. Gasket are long lasting, can be used even when they wear down to almost paper thin.
Graphite gaskets can be used in combination, along with silicone gaskets for optimum vacuum seal and heat protection. The graphite will prolong the life of the silicone gasket.