Method for producing a roller having a layer made by build up welding ; Roller for guiding and/or supporting a string from a string moulding assembly with such a layer

摘要

The roller has base (2) made of iron material and copper alloy layer (3) which forms a rolling surface (4) for strand (5). The layer is integrally bonded to the base through a welding joint (6). An independent claim is included for method for producing roller.