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
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
