Composite refractory for an inner lining of a blast furnace

摘要

A refractory particularly for the use in an inner lining of a blast furnace is a layered composite comprising a protective layer and a conductive layer, wherein the interlayer bonding strength between the individual layers is more than 6 MPa.

主权项

1. A refractory, comprising:
a protective layer and a conductive layer together forming a layered composite refractory and configured with an interlayer bonding strength between the individual said layers of more than 6 MPa; wherein said layered composite refractory does not contain a glue and/or a mechanical fastening element; and wherein a flexural strength of at least one of said layers or a flexural strength of all of said layers is greater than the interlayer bonding strength.