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Compression Packings Guide

Compression Packings Guide
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Compression Packings Guide

Product catalog summary
Introduction
James Walker provides advanced compression packings for both modern and older fluid handling systems. These packings ensure reliable fluid sealing, are suitable for chemically aggressive environments, and are approved for potable water and food applications. They are versatile, reducing the need for extensive stockholding across different equipment types.
Benefits of Packed Glands
Packed glands are reliable, easy to install, versatile, and cost-effective compared to more complex alternatives. Custom designs are available for non-standard sizes or special requirements.
Choosing the Right Packing
1. Use the Quick Reference Chart to identify suitable packings.
2. Compare plant specifications with service capabilities and industry standards.
3. Review detailed specifications of shortlisted products.
4. Contact James Walker for pricing and delivery information.
Product Overview
  • PTFE-based Packings: Products like Fluograf® and Arasele offer high thermal conductivity and compatibility with a wide pH range.
  • Graphite-based Packings: The Supagraf® series provides excellent thermal resistance and fugitive emission control.
  • Non-hazardous Silica Fibre: Products like Valcor® Hi-Temp offer high-temperature capabilities.
  • Flex, Cotton & Ramie: Products such as Ramiex and Cottonpak Type E are designed for specific applications.
  • Tank Lid Seals: The Tankatite® series ensures reliable sealing for static applications.
  • Customised Packings: Valvemaster® and injectable packings offer tailored solutions.
Service Capabilities
Packings are categorized based on their suitability for rotary, valve, reciprocating, and static duties, with specific temperature and pressure limits.
Key Products
  • Fluograf®: Suitable for pumps and valves, with a temperature range of -100°C to +260°C and pressure up to 80 bar.
  • Arasele: A soft, tough replacement for hard-fibre packings, effective in abrasive and chemical environments.
Conclusion
James Walker's compression packings are designed to meet diverse industrial needs, ensuring efficient operation and minimal emissions. For further details, contact your local distributor or visit the website.
Specifications and Applications
The document provides detailed specifications and applications for various industrial packing materials used in valves, pumps, and other equipment. These materials are designed to handle a wide range of media and operating conditions, including high temperatures, pressures, and abrasive environments.
Product Highlights
  • Duramid®: Suitable for harsh conditions in petrochemical plants and power stations, WRAS approved for potable water, and meets food contact regulations.
  • Hornet: High-performance packing for slurries and abrasive media, made from aramid yarns with PTFE dispersion.
  • Fluolion SEQUEL®: Non-contaminating packing made from ePTFE yarn, suitable for food and pharmaceutical applications.
  • Liongraf: Economical packing for universal applications, made from graphite and PTFE yarn.
  • Aquagraf: Developed for potable water systems, made from expanded PTFE and graphite lubricant.
Graphite Filament Packing
  • Description: Versatile gland packing for static and slow rotary sealing applications up to 1000°C.
  • Material: Made from stable, non-hazardous silica fibre, reinforced with glass fibre and Inconel wire.
  • Applications: Used in high-temperature static sealing, kiln packings, and valve stem sealing.
Additional Products
  • XA Range: Economical replacements for asbestos-based packings, suitable for pumps and valves in marine, petrochemical, and power generation industries.
  • Fluolion® Emulsion 2XA: Resilient valve packing with a core of glass fibres and a jacket of Inconel-reinforced glass yarn.
  • Supeta XA: Dense and flexible packing made from synthetic fibres, coated with graphite.
Support and Services
James Walker offers a vast inventory of compression packing products available for same-day dispatch, supported by a global network and logistics system. They provide expert repair and refurbishment services, research and development through their Technology Centre, and excellent customer support and training. Quality assurance is ensured through strict quality control and traceability, with systems registered to BS EN ISO 9001:2000.
Health and Safety
PTFE products, such as Fluolion®, can emit fumes at elevated temperatures, which may cause unpleasant effects if inhaled. Users are advised to handle these materials with care.
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Catalog excerpts

Compression Packings Guide-1

High Performance Sealing Technology >

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Compression Packings Guide-2

James Walkers constant advances in materials and lubricants, product design and manufacturing techniques, bring you compression packings to match your most modern fluid handling systems Җ and your older plant.This guide describes packings that: > l Provide best value fluid sealing foryour specific plant duties > l Range from state-of-the-art materials to traditional naturalђ yarns > l Work in the most chemically aggressive and abrasive environments > l Offer world-beating fugitive emission control often to below 50ppm > l Operate under poor mechanical conditions with off-centre shafts or worn...

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Compression Packings Guide-3

Properties & applications Customised packings P28Valvemaster P4/5 Quick reference chart > Packing SetsKVSP > ή PTFE-based P29Injectable Black, White & Yellow P6Fluograf > Injectable packings P7Arasele P8Duramid Complementary products & services > ή P30Pre-formed packing ringsPacking Ring Cutter Packing ExtractorsP31Molyon GreaseGraphite Grease Silicone GreaseP32Copper Anti-Seize CompoundNickel Anti-Seize Compound Training CD-ROM Hornet P9Fluolion SEQUEL > Liongraf P10AquagrafFluolion Custom-designed & non-standardproducts P33Soot blower packing ringsGraphite-free Hornet High temperature lid seals...

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Compression Packings Guide-6

Outstanding pump and valve packing Specifications Service capabilities > l WRAS approved for use with hot and cold potable water up to 85ΰC. Valve stem duties Maximum temperature+260CMinimum temperature > l Meets Statutory Instrument 1987 Number 1523: Materials and Articles in Contact with Food Regulations, unlessprolonged contact with an essentially static medium is involved. Ж 100CMax system pressure80bar Prime features Centrifugal pumps & rotaryequipment Operating temperatures As valve stem Maximum shaft speed22m/s Max system pressure10bar (refer to James Walker for duties up to 28m/s) Reciprocating...

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Compression Packings Guide-7

Typical applications Gland sealing on rotary or reciprocating pumps and valves that handle highly abrasive slurries oraggressive chemical solutions typically in the mineral, pulp and paper, wastewater and chemical processing industries.It is also recommendedfor water,aqueous solutions and other media in processes where a clean and white, non-staining gland packing is required.Arasele proves particularly effective inapplications where its rubber core enables the packing to absorb the eccentric movement of shafts or rams that run out-of-true. This construction can also provide the packing with...

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Compression Packings Guide-8

Specifications Valve stem duties Tough packing for harsh conditions petrochemical plants, power stations,metallurgical plants, sewage works and china clay works. Also suitable for potable water and foodstuffs, medium pressure steam, and hardening fluids such as tar and bitumen. Maximum temperature+250ΰCMinimum temperature 50ְCMax system pressure150bar Centrifugal pumps & rotaryequipment Operating temperatures > l WRAS approved for use with hot andcold potable water up to 85C. Materials and Articles inContact with Food Regulations, > l Meets Statutory Instrument 1987 Number 1523: unlessprolonged...

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Compression Packings Guide-9

Specifications Typical applications Service capabilities Rotary and reciprocating plant in the food processing, pharmaceutical, speciality chemicals, and pulp and paper sectors. It isparticularly recommended for sugar and chocolate processing, and fine paper production. > Valve stem duties Pure white for food and pharmaceuticals Maximum temperature+280ΰCMinimum temperature 100ְCMax system pressure100bar Centrifugal pumps & rotaryequipment Operating temperatures > l SEQUEL > yarn is FDA approved forfood and pharmaceutical applications. As valve stem Maximum shaft speed20m/sMax system pressure20bar...

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Compression Packings Guide-11

Service capabilities High performance chemical duties Valve stem duties Maximum temperature+270ΰCMinimum temperature 50ְCMax system pressure100bar Centrifugal pumps & rotaryequipment Typical applications Pumps, valves and rotating plant that handle hot, abrasive and highly causticfluid media. This packing is widely used in contact with hot slurries and effluents at pulp and paper mills, and alumina processing plants. It is also employed as ageneral purpose packing in the chemical industry. Operating temperatures > l Excellent chemical resistance, includingstrong acid and alkalis. As valve stem...

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Compression Packings Guide-13

SpecificationsTA LUFT :Masoneilancontrol valves fitted with Supagraf Control are certified to TA LUFT requirements at leak tightness with helium to <10 > (Test byJames Walker Technology Centre.) Fugitive emission control for control valves to TA LUFT requirements Fugitive emission control (Test by James WalkerTechnology Centre.) :10ppm to15ppm maximum emission levels for five- ring set of Supagraf Control after 1100 stem strokes and five thermal cycles between ambient and 160ΰC. Long-term performance :Over 100,000stem cycles with emission levels below 500ppm using 40bar methane, without gland...

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Compression Packings Guide-18

Typical applications Compression packings of Valcor Hi-Temp are used for very high temperature static sealing applications or slow rotary duties. Examples include door seals forannealing furnaces at steelworks, kiln packings, protective surfaces on pottery kiln cars, and stem gland sealing on valves handling very high temperature gases. Valcor Hi-Temp is also supplied in variousother constructions for high temperature duties across industry, including: > Non-hazardous fibre construction for 1000ΰC Health & Safety considerations Average diameter of the mineral fibre used in Valcor Hi-Temp is 9m,...

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Compression Packings Guide-19

Prime features All products in our XA range have been specifically developed by James Walker as economical replacements for traditionalasbestos-based compression packings. > Cost effective multi-service on land andsea Centrifugal pumps & rotaryequipment Operating temperatures As valve stem Maximum shaft speed12m/sMax system pressure25bar > l Multi-service and highly cost effective. Reciprocating pumps & rams > l Extended working life. > l Operating temperatures As valve stem Heat, wear and chemical resistant. > l Maximum rod speed2m/sMax system pressure100bar Clean, flexible and easy to fit....

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.