Bell-type coil annealing furnace inner cover

摘要

An inner cover for a bell-type annealing or thermal processing furnace having a thin walled cylindrical body formed from textured heat resistant stainless steel and/or nickle chrome alloy closed at its upper end and having one or more outwardly flared conical sections at its other or lower end and terminating in a radial flange surrounded by a steel ring connected thereto.