Supranite Packing 557 EF

Developed for effective valve fugitive emission reduction. Constructed from exfoliated graphite tape reinforced with a specific Inconel ® mesh, treated with a graphited lubricant reducing frictions and a corrosion inhibitor.

SUPRANITE ® PACKING 557 EF is the specific valve braided packing developed to reduce fugitive emissions.
SUPRANITE ® PACKING 557 EF has been approved according to ISO 15 848-1 standard in simple product assembly due to its exceptional sealing performance.
SUPRANITE ® PACKING 557 EF specific structure ensures high integrity under high sealing stress associated with very low friction.
SUPRANITE ® PACKING 557 EF can be used directly from the coil or in preformed rings without anti-extrusion rings, which facilitates its implementation.

*Maximum Service Temperature ()**	500°c in oxidizing medium and 1000°c in inert atmosphere
*Maximum Pressure ()**	300 Bar
pH ()**	1 to 14
Maximum Speed	2 m/s

(*) Temperatures and pressure not associated. Please consult with our engineering design department for high pressures and/or temperatures.

(**) Except molten alkaline metals, fluor, fluorine gas or related products (contact us).

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Supranite Packing 557 EF

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