The treated cylinder oil made of distillated oil from the 4th side line of vacuum tower has features of low acid value, light colour and good stability.

由减四线馏分油生产的精制型汽缸油料，具有酸值低、颜色浅及安定性好的特点。

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The driving direction of the oil cylinder (5) is parallel to the connecting line of shaft centers of the air extruding roller (2) and the double-layer roll combining roller (1).

油缸（5）推 动的方向与挤气滚筒（2）和双层合卷滚筒（1）的轴心连线相平行。

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All SVG cylinder pockets must have sufficient drainage to allow oil to flow out the bottom of the tool in the event of a hydraulic line leak.

为油缸设置的凹槽必须有排泄功能，以确保一旦出现油缸泄漏，它能将油放到模具外面。

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