Graphite packing - GR80SG HP

Composition

The gland compression packing GR80SG HP is braided with pure flexible expanded graphite yarns, impregnated with a special compound rich of colloidal graphite and passive inhibitor of corrosion.

Characteristics

Soft graphite packing, flexible and easy to install, GR80SG HP is the needful packing for the maintenance Teams

Applications

Suitable for valves and pumps. The valve’s pressure has to be less 100 bar if the packing is not assisted by high pressure wiper rings. GR80SGS is suitable also for dynamic applications if assisted by harder wiper rings.

Graphite packing - GR80SG HP
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  P bar Ibf/in2 Vm/S f/pm pH T°C T°F
300 4500 1 200 0 ÷ 14 -100 ÷ 450 / 650 -150 ÷ 840 / 1200
20 300 2 400
20 300 25 5000

  • Never use the product to the maximum temperature and pressure associated. Consult the manufacturer for further information

  • The peak temperature can be sustained for short exposures

  • With weakly oxidizing agents and hot air the temperature must be limited to 450 ° C

  • With steam and non-oxidizing fluids the temperature must be limited to 650 ° C

  • Graphite and carbon cannot be used with oxidizing fluids

sezione mmsezione inchkg/boxlbs/boxmt/boxft/boxmt/kgft/lbs
31/812.285.5280.485.5127.3
4-12.248.1157.748.171.6
53/1612.230.8100.930.845.8
6-2.55.553.4175.321.431.8
6.51/42.55.545.5149.318.227.1
85/162.55.53098.61217.9
9.53/82.55.521.369.98.512.7
10-2.55.519.263.17.711.5
117/162.55.515.952.16.49.5
12-2.55.513.443.85.38
12.71/22.55.511.939.14.87.1
149/1651119.664.43.95.8
165/85111549.334.5
17.511/1651112.641.22.53.7
18-51111.938.92.43.5
193/451110.7352.13.2
227/85117.926.11.62.4
25.515115.919.41.21.8

  • The weight per meter and the packaging's weight may have a tolerance of +/- 10%. Other sizes and packaging are available on demand.