Research on Patching Materials for Converter

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Abstract:

A patching material for converter was investigated by using sintered magnesia as the main starting material, a certain carbohydrate as binder and graphite flake and Al metal as additives. The effects of the additions of binder, graphite and aluminium metal on the performances of patching materials were studied respectively. The results revealed that the carbohydrate binder melted during heating, making the patching materials spread out and flow; graphite flake could improve the flow ability, but decrease the bulk density; aluminium metal could partially be oxidized or nitrided, and hence fill the gap and increase the strength.

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795-798

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April 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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