Manek Fluro Polymers Pvt. Ltd manufactures Polytetrafluoroethylene -PTFE Made Envelope Gasket. Manek Fluro Polymers Pvt. Ltd is an ISO 9001 certified company. The company also manufactures various types of compressor component, mechanical seals, rings, gaskets, laboratory items etc. The Polytetrafluoroethylene -PTFE Made Envelope Gasket is a gasket that is split or machined from the outside diameter wall to 1/16 of an inch from the inside diameter. This Envelope Gasket can be supplied in slit/v-type or milled/square cut with or with out a filler.