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Tuyeres
and Goosenecks
These linings are repeatedly bombarded with blasts
of hot air (thermal shock) and at times added
coal (mechanical shock). Fibre-reinforced refractory
will resist these forces which otherwise crack
and spall castable, shortening its working life
and increasing maintenance costs.
Recommendation: ME 446
Working Floor Area
Hot metal splash and mechanical wear from heavy
plant can crack casthouse floor concrete, making
movement difficult and sometimes dangerous. Fibres
are ideal here with economies often of 200-300%.
Recommendation: ME 430
Upper Stack
In the Upper Stack mechanical abrasion is
caused by the impact of the charge and subsequent
settling in layers. While some cracking is unavoidable
ME fibres contain and minimise damage. Lining
improvements have resulted in significant reductions
in interim gunning repairs and maintenance costs.
Recommendation: ME 430 |