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Graphite / Carbon Products |
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Sigma 99 |
Graphite bonded fluoropolymer fibre packing
DUPLEX BRAIDED to improve thermal conductivity and lubricity for maintaining extremely low co-efficient of thermal expansion. A very high quality compression packing best suited for valve stems, centrifugal pumps, wood pulp, caustics, acids , dyes, oils solvents , acids and strong chemicals. Useful in refineries, petrochemicals and fertilizer industries. pH 0-14. |
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Temperature |
Pressure |
PH |
Best Use For |
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0 to 14 |
Valves, Refineries, Petrochemicals, Fertilizer Industries. |
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Sigma 180 |
Interbraid carbon filament high temparature resistant packing
With low friction characteristics for sealing against boiler feed pumps, high temperature high pressure valves, condensaters, dryers, against non-oxidizing mineral acids, fuel oils thermic fluids, petroleum products, steam and water. This packing has excellent thermal dissipation and self lubricating properties. (Withstands temperature upto 630°c) pH 1-14.] |
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Temperature |
Pressure |
PH |
Best Use For |
upto 630°C |
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1 to 14 |
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Sigma 189 |
Interbraid carbon filament high temparature resistant packing reinforced with inconel wire.
Same as Sigma style 180 but reinforced with inconel wire. The corrosion resistant wire reinforcement provides the packing to withstand high pressures. An ideal packing for super heated high temperature and pressure. (Withstands temperature upto 990°.c)pH1-12. |
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Temperature |
Pressure |
PH |
Best Use For |
upto 990°C |
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1 to 12 |
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