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The connection between the refractory components needs to be tight to ensure that there is no air ingress resulting in steel re-oxidation and nitrogen pick-up with consequent steel downgrading.
This phenomenon is emphasized by the Venturi effect due to the steel flow and by the negative pressure inside the refractory components.
VESUVIUS provides a wide range of gasket types to ensure the best possible joint sealing. The gasket materials and dimensions are custom designed to suit customers' operating conditions.
The benefits from incorporating airtight VESUVIUS Gaskets are:
- Reduce nitrogen pick-up
- Improved steel cleanliness by preventing the formation of inclusions due to re-oxidation
- Reduced incidences of nozzle blockage due to re-oxidation and alumina formation
- Reduce damage to collector nozzles
- Better sealing of re-used ladle shrouds, due to the flexibility of the gasket
- Easy application and removal after use
Air Tight Gasket Types:
- Ceramic Fibre (all grades)
- Cut Fibre
- Vacuum Formed
- Impregnated for superior performance
- VG SEALBIND ceramic gasket (with or without anti-stick graphite)
- TEMPSEAL compressible refractory seals
- VG Graphite high temperature seals
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