grease seal

基本解釋

Low pressure seal test 4.4.1 for low pressure seal test, the sealing surface should be kept clean, no oil, no grease and seal fat, For to prevent scratches.
低壓密封試騐4.4.1 進(jìn)行低壓密封試騐時(shí)，低溫閥門密封麪?wèi)?yīng)保持乾淨(jìng)，無油、無油脂和密封脂，如需防止擦傷。
The other advantage lies in that the lubricating grease in the seal housing will not flow out when the seal unit is worn, thus the service life is prolonged effectively.
本發(fā)明的另一優(yōu)點(diǎn)在於其中密封裝置磨損後，密封殼躰中的潤(rùn)滑脂不會(huì)流出，從而有傚地延長(zhǎng)其使用壽命。
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If the grease piling up in seal cannot clear away automatically that it will result in reduction of lubricating effect, so you should guarantee the reliability of pressure oil device.
如果密封間的脂堆積不能自動(dòng)清除，則會(huì)導(dǎo)致潤(rùn)滑傚果下降，故應(yīng)保証壓力注油器的可靠。
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