PTFE Insulated Sleevings application is for high temperature or high frequencies or both. PTFE Sleevings possesses excellent electrical properties, which remain practically constant over a wide range of frequencies, temperature (-65° C to +260° C) and humilities and has a very low loss factor.We manufacture the PTFE Sleevings confirming to JSS-54802 specification of the Department of Defense Production, Ministry of Defence, New Delhi.