油封隔套
主轴轴承组（2件=1组）
小黄油管
花键套
止推片
辊壳（齿头型）40Cr
焊接压辊总成
High-hardness roller shell adapts to heavy-load working condtions of 560 model equipment to extend roller service life (High-hardness roller shell adapts to heavy-load working conditions of 560 model equipment to extend roller service life)
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