REFRACTORY OR HEAT-RESISTANT COMPOSITE ARTICLES

摘要

A refractory or heat-resistant composite article comprises a shaped portion of any desired refractory material firmly connected to which is an insulating layer made from a fibrous refractory composition alone and/or one of three fibre granulates. The composition and each granulate includes ceramic fibres, clay and/or other finely divided refractory additives and organic and/or phosphate bonding agent.