Carbon Fiber PTFE Packing is made from carbonized fiber yarn treated with graphite particles, and then is braided to form packin

Carbon Fiber PTFE Packing is made from carbonized fiber yarn treated with graphite particles, and then is braided
to form packing. Its surface is coated with a high-temperature-proof lubricant.
It is able to bear high temperature and pressure, and helps prevent abrasion and
also help to minimize the effects of electrolytic pitting of the valve stem.

Spec: 3.0mm - 50mm