美孚和奥吉星都有0w30机油,这机油属于什么级别的?

2025-03-15 11:02:11
推荐回答(2个)
回答1:

0W的机油一般都是全合成的,不是全合成的造不出来0W的,然后它还一般是是SN级或会美孚的1号,不管是奥吉星SN还是美孚1号,你可以理解为它们都是这两个牌子里的最高级别。 中国太大了,地区温差巨大,尤其是冬季,所谓的四季通用机油只是一个泛泛的概念,所以要说明具体在哪个地区使用。
“W”表示winter(冬季),其前面的数字越小说明机油的低温流动性越好,即越耐低温!代表可供使用的环境温度越低,在冷启动时对发动机的保护能力越好;“W”后面(一横后面)的数字则是机油耐高温性的指标,数值越大说明机油在高温下的保护性能越好。比如:0W-40、5W-30、10W-40等,冬季选油看下面标准对号入座!避免选油不当造成机油凝固伤害发动机!
适用的环境温度(°C),同时最低极限值并不是安全值也不是最佳值!实际选择时应按照提高5度为安全值,提高10度为最佳选择值。
例如:0W40耐外部最低温度是-40。但到了-40°机油已经凝固了,所以安全值应为-35。,最佳值应为-30。!
W前面的数字:
0W耐外部低温极限值-40℃
5w耐外部低温极限值-30°C
10w耐外部低温极限值-25°C
15w耐外部低温极限值-20°C
20w耐外部低温极限值-15°C
W后面的数字:
30耐外部高温30°C
40耐外部高温40°C
50耐外部高温50°C

回答2:

你好,这个型号属于冬季用油。具体是什么级别的你机油瓶就有明确的标明。

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