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Description
Cross-plaited packing of high strength graphite yarn, impregnated with PTFE dispersion and graphite powder to increase density and sealing efficiency.
Typical applications
Gland packing duties with a wide range of media across many industrial sectors. Its versatility with valves, rotary equipment and reciprocating pumps allows users to standardise on one range of packing for the majority of their general plant.
Prime features
Chemical properties
Chemically inert within the range pH 0-14, excluding strong oxidising agents such as concentrated sulphuric and nitric acids, plus molten alkali metals, fluorine gas and fluorine compounds.
Service capabilities - valve stem duties
Maximum operating temperature: +400°C.
Minimum operating temperature: -50°C.
Maximum system pressure: 150bar.
Service capabilities - centrifigal pumps and rotary equipment
Maximum operating temperature: +400°C.
Minimum operating temperature: -50°C.
Maximum shaft speed: 20m/s.
Maximum system pressure: 25bar.
Service capabilities - reciprocating pumps and rams
Maximum operating temperature: +400°C.
Minimum operating temperature: -50°C.
Maximum rod speed: 4.0m/s.
Maximum system pressure: 50bar.
How supplied
Ex-stock: all popular square sections from 3mm upwards, boxed in 8m lengths. Also supplied as split preformed rings and sets. Full fitting instructions are included.
Click here to download the Compression Packing Guide pdf (2.17MB)
