The Copper Gasket model no.EV03031 are available in CF size 70 (2.75") having dimensions 48,37,2 respectively and is composed of copper material.
CF Flange connection offers high sealing and low leak rate standard due to the presence of copper gasket material.When the Flange is properly organised, the knife edge is pressed onto the flat copper gasket pulling the seal material in outward direction to the flange.
The gasket is completely covered and will not edge out even under highest bakeout temperatures.
The CF Flange is available with through holes, or tapped bolt holes.