Grinding roller lengthening parts, including a first-class material number, the first-class hardness, the second-class hardness, radioactive bonding to a number, the first-class hardness is greater than the second-class hardness; roller block; Rod section Thread; Roller; Roller Machine Tool; and Ways to Improve Roller Wear Strength.

摘要

Insert elongated member to a grinding Roller for operation of heavy Wear, comprising a core of a First material having a First hardness,This Core has an extension member in the longitudinal direction of the insert, and a Body of a Second material having a Second hardnessWhere the first hardness is greater than the second; a cassette and a Segment for a Roller grinding machine; a roller, a Roller and a method.