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DHJ型机械液压式减震器

DHJ型机械液压式减震器

DHJ型机械液压减震器事接纳碟构弹簧安然静硅油组合的单感化减震器,妙有用吸取钻具的跳动安然静震惊;它具有优良的可维护性、耐烦高峻负荷安然静较高峻的使用寿命对等长处;具有变刚度特性,祖可顺应差别地层的需求,给钻头最好的庇护。
Mechanical -Hydraulic Shock Sub Type DHJ

Model “DHJ” Mechanical -Hydraulic Shock Sub, which can adopt the dished spring and silicone oil, is a two-action shock sub, being able to absorb the bounce and jounce of drill tool. It has advantages of good serviceability, high load bear and long service life. It has a characteristic of changing the rigidity as to protect the bit optimally, suiting the requirement of different layer.


作者speedyweb 作者speedyweb 威尼斯人城娱乐
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