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1车用油封结构特点汽车用油封通常由橡胶、钢皮骨架、螺旋弹簧等组成,用一种薄钢板作骨架,用耐油性能好的丁氰橡胶整个包起来,在模型中加热硫化而成。它具有耐磨耗、耐热、耐老化等特点。其功能是防止润滑油从孔与轴之间的配合间隙处向外泄漏并又防止灰尘杂质进入机器内部。油
1 car oil seal structural features Automotive oil seals usually rubber, steel skeleton, coil springs and other components, with a thin steel plate for the skeleton, with good oil resistance of the whole package of nBR, heating in the model made of curing. It has wear resistance, heat resistance, anti-aging characteristics. Its function is to prevent oil from leaking from the mating gap between the hole and the shaft and to prevent dirt and dust from entering the inside of the machine. oil