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Description
Cross-plaited packing made from from tough thermally stable PTFE fibre yarn. This yarn is impregnated with densified particles of PTFE to generate additional lubrication.
Typical applications
This high performance packing is used where its exceptional chemically resistance is required in valves, rotary equipment and reciprocating plant.
Specifications
Prime features
Chemical properties
Compatible with media in the range pH 0-14, including corrosive acids and alkalis.
Service capabilities - valve stem duties
Maximum operating temperature: +250°C.
Minimum operating temperature: -100°C.
Maximum system pressure: 15MPa.
Service capabilities - centrifigal pumps and rotary equipment
Maximum operating temperature: +250°C.
Minimum operating temperature: -100°C.
Maximum shaft speed: 10m/s.
Maximum system pressure: 2.5MPa.
Service capabilities - reciprocating pumps and rams
Maximum operating temperature: +250°C.
Minimum operating temperature: -100°C.
Maximum rod speed: 1.0m/s.
Maximum system pressure: 10MPa.
How supplied
Ex-stock: all popular square sections from 3mm to 25mm, in boxes containing 8m. Also supplied as split preformed rings and sets. Full fitting instructions are included.
Click here to download the Compression Packing Guide pdf (2.17MB)
