Non metal flexible gaskets is made from kinds of gasket material include Asbestos, non-asbestos, Graphite, reinforced graphite, PTFE, improved PTFE, mica, and various rubber sheets etc. They are used in a large number by various industries and in a variety of applications.it widely used in industrial field and the temperature , pressure and size are according to API or DIN standard . Available are standard and nonstandard gasket design. Non-standard means gaskets can be optional shapes and dimensions according to customer design or sample