Product Details
good sealing, abrasive resistance,excellent carrying capacity, only for the best weight
Roller Shell Material:50Mn/45#/40Mn2
Surface hardness:HRC48-58
Quench depth:>7mm
Rollershaft material:45#
Surface hardness:HRC48-58
Quench depth:>2mm
Roller collar material:QT450-10
developed scope:below100 series,100 series,200 series,300 series400series ,600 series,800series,1200 series
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