It is formed by braiding and shaping graphite yarn. It is suitable for the sealing of valves, pumps, reactors, etc. Which work in the high temperature, high pressure and strong corrosive media.
Specifications: 3mm X 3mm ~50mm X 50mm.
Working media: hot water, steam, oils, acids, alkalis, ammonia, hydrogen, organic solvents, hydrocarbons, low temperature liquids, etc.
Maximum working pressure: 30MPa.
Working temperature: -200℃~650℃.
Specifications: (Special specifications according to clients’ demand)
Serial NO. |
Name |
1 |
Graphite braided packing reinforced with cotton fiber. |
2 |
Graphite braided packing reinforced with glass fiber. |
3 |
Graphite braided packing reinforced with cotton fiber+stainless steel wire. |
4 |
Graphite braided packing reinforced with glass fiber+stainless steel wire. |
5 |
Graphite braided packing reinforced with cotton fiber+inconel wire. |
6 |
Graphite braided packing reinforced with glass fiber+inconel wire. |
7 |
Graphite braided packing reinforced with outside-braided inconelwire+cotton fiber cotton fiber. |
Main Properties:
Item |
Unit |
Value |
Carbon content |
Graphite |
% |
≥98 |
Packing |
≥90 |
Ash content |
% |
≤2 |
Sulphur content |
ppm |
≤1000 |
Chloride content |
ppm |
≤50 |
Density |
g/㎝3 |
0.9~1.3 |
Tensile strength |
MPa |
≥10 |
Lenition loss |
% |
≤12(450℃, burnt 3 hours) | |