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Description
A highly versatile product that adds a new dimension to compression packing reliability and performance.
Made totally from WL Gore & Associates' highly developed GFO® yarn - combining the benefits of ePTFE, graphite and high temperature lubricants - this cross-plaited packing offers the ideal balance between density, resilence, strength and durability.
Typical applications
Valves and pumps handling aggressive chemical media in the petrochemical, pulp and paper, power generation and metallurgical sectors - as well as potable water, food products and steam at up to 260°C.
Specifications
Prime features
Chemical properties
Compatible with media in the range pH 0-14 including steam, but excluding strong oxidising agents such as aqua regia, fuming nitric acid, oleum, and molten alkali metals.
Service capabilities - valve stem duties
Maximum temperature: +260C.
Minimum temperature: -100C.
Maximum system pressure: 80bar.
Service capabilities - centrifugal pumps & rotary equipment
Maximum temperature: +260C.
Minimum temperature: -100C.
Maximum shaft speed: 22m/s (refer to James Walker for duties up to 28m/s).
Maximum system pressure: 10bar.
Service capabilities - reciprocating pumps & rams
Maximum temperature: +260C.
Minimum temperature: -100C.
Maximum rod speed: 1m/s.
Maximum system pressure: 80bar.
(More severe duties can be sealed with specially designed arrangements).
How supplied
Ex-stock: all popular square sections from 3mm to 25mm, boxed in 8m lengths. Selected sections available in 2m maintenance packs. Also supplied as split preformed rings and sets. Full fitting instructions are included.
Click here to download the Compression Packing Guide pdf (2.17MB)
