2752| 4
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EC軸承上熱補(bǔ)償環(huán)的材料是什么�,�,? |
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點(diǎn)評(píng)
EC這個(gè)材料用手感覺是硬度,,不是密封圈哪種橡膠
EC這個(gè)是軸承溫升后,,補(bǔ)償軸承與軸套之間膨脹間隙的呀
你說的是O型圈吧,?
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