辊壳（齿头型）40Cr
主轴
辊壳（齿头型）65CrMnTi
大散热器
压块
油流观察镜
33120轴承（高品质）
软启动装置160千瓦
Realizes circumferential fixation and torque transmission between the roller shaft and other parts of 560 model equipment (realizes circumferential fixation and torque transmission between the roller shaft and other parts of 560 model equipment)
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