Lid used for a steel casting ladle comprises a metallic supporting frame having a C-shaped cross-section and forming the edge of a covering plate with lateral supporting frames in the region of its outer edges

摘要

Lid comprises a metallic supporting frame forming the edge of a covering plate made from mineral cast. The frame has a C-shaped cross-section and the covering plate has lateral supporting frames in the region of its outer edges. Preferred Features: The inner contour of the supporting frame corresponds to the lateral outer contour of the covering plate. The cross-section of the supporting frame has a horizontal or skew base, a vertically directed side and a horizontal or skew lid. Parts of the supporting frame can be screwed together over a flange.