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我厂奥氏真空过滤机减速蜗杆传动装置的蜗轮使用寿命有的只有2～3个月;有的因适当调整入口有一定侧隙,则寿命可相对地延长一些;另外,有几台自1954年运转至今
Our factory austenitic vacuum filter worm gear reducer worm gear life of some only 2 to 3 months; some due to adjust the entrance to a certain backlash, the life can be relatively extended; In addition, there are several from 1954 Years of operation so far