叉車(chē)伸縮吊臂 10噸叉車(chē)飛臂吊臂長(zhǎng)

2021-02-22 15:48 142 hits

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Company：: 濟(jì)寧市任城區(qū)潤(rùn)通機(jī)械加工廠

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叉車(chē)飛臂吊的液壓傳動(dòng)油變質(zhì)的原因

油的變質(zhì)可從油的外觀上直接加以鑒別。
液壓傳動(dòng)用油變質(zhì)的原因如下:
1、油的相對(duì)密度增加。這是由于混人異物或其他種類(lèi)的油液。
2、油的水分增加。這是由于外部水的浸入所致。
3、油的沉淀物增加。這是由于油液變質(zhì)和混人異物引起。
4、油的閃點(diǎn)降低。這是由于油液變質(zhì)或混入異物所致。
5、油的透明度下降。這是由于池的酸化，或混入乳化異物引起。
6、油的粘度增大。這是由于油的變質(zhì)所致。
7、油的酸值增加。這是因?yàn)橛蜏厣仙蚧烊虢饘俜勰?、潮氣引起?nbsp;

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