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汽车的火花塞是用什么材料做的
更新时间: 2020-09-14 00:00:00  

汽车火花塞的材料有普通铜芯、钇金、铂金,铱金、铂铱合金。

火花塞,俗称火嘴,它的作用是把高压导线送来的脉冲高压电放电,击穿火花塞两电极间空气,产生电火花以此引燃气缸内的混合气体。主要类型有:准型火花塞、缘体突出型火花塞、电极型火花塞、座型火花塞、极型火花塞、面跳火型火花塞等。火花塞的功用是将上万伏的高压电引入燃烧室,并产生电火花点燃混合气,与点火系统和供油系统配合使发动机作功,在很大程度上共同决定着发动机的性能

关键词: 汽车 火花塞 什么 材料

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