The M8JR USES Aluminum 7075 center driver shaft to get the job done.
M8JR使用的铝合金7075中心轴驱动器，以完成这项工作。
Main cosmetic packaging containers, aluminum production, polishing, anodizing, computer R & D and production shaft, and hardware R & D and production.
主营化妆品包装容器，铝制品的生产，抛光，阳极处理，电脑转轴研发生产，及五金研发生产。
There are a large number of centrifugal pumps in Shandong Aluminum Company. The main type of shaft seal is soft packing seal and mechanical seal.
山东铝业公司拥有大量的离心式渣浆泵，其轴封形式主要有填料密封（盘根）和接机械密封。
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