Separate independently type rod group gesign , more wash and maintain easily 分開獨立式棍子組設(shè)計,更便于清洗和保養(yǎng)。
Tandem - type rod mill 串列式線材軋機
A new type rod damping stabilizer for rotary drills ispresented . it can increase the service life of rotary bit by about 27 % and its own life is over ten thousand meters . as a result , good econom ic benefit can be obtained 介紹了牙輪鉆機用的一種新型減振穩(wěn)桿器,提高牙輪鉆頭使用壽命27 %左右,其本身使用壽命超萬米,獲得了良好的經(jīng)濟效益。