Packing seal is a traditional and reliable seal weaved by soft thread, and it is used as the shaft seal for the rotating part of the device through a square sectional bar.
 

It has the following types in different materials and purposes:
Graphite PTFE & Aramid in Zebra Braided Packing
Aramid Packing
Graphite Packing
PTFE Packing
Carbon Fiber Packing
Reinforced PTFE Packing