The packings do not contain any soluble components such as oils and are therefore not porous even at high temperatures. The surfaces are finely braided and seal against the components even without much pre-tensioning. The design is generally very resistant to extrusion.
Set EnviroStar 400-2
Pre-compressed hybrid packing set
Style 337
Braided from Expanded Graphite Tape
Style 340
Braided flexible Expanded Graphite Tape
Style 343
Braided flexible Expanded Graphite Tape
Style 351
Braided from Expanded Graphite Tape
Style 366TP GraphoStar
Braided from Carbon fiber