... Standard or non standard; The Non-asbestos gasket is cut from non-asbestos rubber sheets.The non-asbestos sheet is ... some white, blue or green-white, etc.StylesNCAF Gasket 1400 : cut from non-asbestos rubber sheets.Temperature : 150oC, 200oC, 250oC, 300oC ... , 350oC, 400oC, 450oC.Oil Resistant NCAF Gasket 1400OR: cut from Oil resistant non-asbestos rubber sheets.Temperature : 150oC, 200oC, 250oC ...