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Everything you need to know about Manway Gaskets

When it comes to manway gaskets, we want to keep things simple, introducing them as the small sealing ring found in hatches/openings that are constructed for large tanks. Openings which give people access to the inside of the aforementioned tanks and vessels. The...

How Do You Recognise a Quality Gasket?

A gasket is a very simple item that is reasonably inexpensive. Considering how gaskets work, you may be facing a costly bill should a gasket fail. Choosing a quality gasket from Specialist Sealing Products helps to create a seal that will last until well after the...

5 Common Gasket Failures

Common Failure Causes  A blown head gasket in a vehicle is something that needs to be fixed promptly. If left untouched, you run the risk of seriously damaging your engine. Knowing what causes gasket failure or gasket problems is the key to gasket failure prevention,...

O-ring Size Guidelines

The performance of an O-ring seal depends largely on two factors— the right material and the right size. However, determining the right size O-ring is usually the hardest part when it comes to choosing the right O-ring for an application.   Unfortunately, selecting...

Tips for Proper O-Ring Installation

  An O-ring is a crucial component of a fluid system, and how it is installed can make or break that system. To ensure the success of an application, O-ring requires not only careful material selection and design but also proper installation procedures. A small...

Why Colour Matters When Choosing Gaskets?

Gasket manufacturers have turned to colour coding gaskets to make the selection and categorisation of the product more accessible.   It is possible to identify the winding and filler materials that were used for fabrication by the colouring of the outer top side of...

Materials that can be Used in Producing Gaskets

Seals and gaskets are meticulously manufactured to be able to withstand the exacting conditions under which they function. Not only does a gasket seal two distinct parts and allow the containment of extreme temperature fluids, steams and gases, but it must meld the...

Choosing the Perfect Gasket for Your Needs

The perfect gasket choice and fit is an essential component of engines, appliances, and industrial machinery projects. They are a fundamental part when engineering anything from power tools to oil drills. A high-quality manufacturer of gaskets and seals will use only...

Manufacturing of High-Quality Gaskets

A large number of engineering and machinery applications use gaskets. This mechanical seal is employed whenever gaps between two or more surfaces are joined together. This process is also required to prevent leakage and withstand the extremes of compression when...

O Ring Materials Selection

This is a quick overview of the various O-Ring materials that are available for applications and found at select UK O-Ring suppliers. When it comes to Specialist Sealing Products, it is a good idea to be clued into every option that is on the market. The materials can...

COMBINATION SET PACKINGS

This product, as the name implies, are packing sets manufactured using a combination of material styles designed to meet specific application requirements

Combination Set Packings

MODEL 102

A combination set of packing rings specifically designed for soot blowers. It comprises end rings in braided expanded pure graphite reinforced with stainless steel wire, plus intermediate rings of die moulded expanded graphite

Soot Blower Duties

Maximum Operating Temperature

Steam : +550⁰C

Oxidising : +450⁰C

Minimum Operating Temperature -200⁰C

Maximum System Pressure : 250 bar

Maximum shaft Speed : 20 m/s

Typical Applications

  • Designed primarily for soot blowers.
  • Can be used on travelling carriages, swivel tubes, rotary blowers and valve stems
  • Material Properties
  • Compatible with media in the range pH 0-14 excluding strong oxidising agents

Main features

  • All rings are manufactured to specific densities to provide the best possible performance
  • Good compressibility and recovery for high integrity sealing
  • Rings do not age or creep under hot or cold operating conditions
  • Inherent flexibility for working efficiently on small diameter shafts and spindles
  • Stainless steel reinforced end rings to withstand pressure surges

MODEL 103

A combination set of packing rings specifically designed for bowl mill worm shaft applications. It comprises rings of braided expanded pure graphite with separator gasket rings of flexible pure graphite, usually 2 mm thick. A typical set will consist of four braided graphite rings with a separator ring top and bottom and in-between each one, five in total

Bowl Mill Worm Shaft Duties

Maximum Operating Temperature

Steam : +550⁰C

Oxidising : +450⁰C

Minimum Operating Temperature -200⁰C

Maximum System Pressure : 250 bar

Maximum shaft Speed : 20 m/s

Typical Applications 

  • Designed primarily for bowl mill worm shaft applications at thermal power stations  
  • Can be used for valve stems 
  • Suitable for use with coal dust, hot dry ash, flue gas, hot air, gas and oil, superheated and saturated steam 

Material Properties 

  • Compatible with media in the range pH 0-14 excluding strong oxidising agents 

Main features 

  • Dimensionally stable under extreme operating conditions 
  • Inherent resilience for high integrity sealing 

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