4220 PTFE GRAPHITE WITH ARAMID IN CORNERS BRAIDED PACKING
MK4220 is blended and braided with 1126Y and 3000Y by special process...

On the basis of ordinary expanded PTFE tape, by mixing a certain proportion of graphite, enhance the self lubrication performance.The product has excellent fluid sealing performance and can be used reliably in a wide temperature range, pressure range and corrosive media.