Non asbestos Rubber Sheet Non-asbestos gasket is cut from non-asbestos rubber sheets. The non-asbestos sheet is made from synthetic fiber ... or green-white, etc. Non asbestos Rubber Sheet Styles NCAF Gasket 1400: cut from non-asbestos rubber sheets. Temperature: 150oC, ... 350oC, 400oC, 450oC. Oil Resistant NCAF Gasket 1400OR: cut from Oil resistant non-asbestos rubber sheets. Temperature : 150oC, 200oC, ...