CRUSHING ROLLER, SOLID FUEL CRUSHING DEVICE, AND METHOD FOR PRODUCING CRUSHING ROLLER

The pulverizing roller includes a circular annular roller part (49) fitted externally to the outer circumferential part of a journal housing and configured to pulverize solid fuel between a pulverizing table and the roller part. The roller part (49) has a first portion (49A) and a second portion (49...

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Bibliographische Detailangaben
1. Verfasser:	YAMAGUCHI, Sotaro
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CRUSHING, PULVERISING, OR DISINTEGRATING CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL MILLING GRAIN PERFORMING OPERATIONS PREPARATORY TREATMENT OF GRAIN FOR MILLING TRANSPORTING
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Beschreibung
Zusammenfassung:	The pulverizing roller includes a circular annular roller part (49) fitted externally to the outer circumferential part of a journal housing and configured to pulverize solid fuel between a pulverizing table and the roller part. The roller part (49) has a first portion (49A) and a second portion (49B) arranged adjacent to the first portion (49A) in an axis direction and fixed to the first portion (49A). The first portion (49A) has a first base part (51A) externally fitted to the outer circumferential part of the journal housing and a first ceramic part (52A) provided to the outer circumferential face of the first base part (51A) and having higher wear resistance than the first base part (51A). The second portion (49B) has a second base part (51B) externally fitted to the outer circumferential part of the journal housing and a second ceramic part (52B) provided to the outer circumferential face of the second base part (51B) and having higher wear resistance than the second base part (S1B).