jimmy

  • jimmy posted an update 5 months, 4 weeks ago

    What kind of formations are suitable for different rotary drilling bits? _ Spiral
    Original title What kind of formations are different rotary drilling bits suitable for Barrel drill spiral drill bit and bailing bucket are commonly used in the construction of rotary drilling rig so what kind of strata are they suitable for Duff Equipment has sorted…[Read more]

  • jimmy posted an update 5 months, 4 weeks ago

    Running 10: Zhou Shen challenges the Olympic champion, contracts the whole period to watch, and the hot search topic breaks ten million seconds! _ Lv Xiaojun _ Chang Ning _ Guest
    Original title Running 10 Zhou Shen challenges the Olympic champion contracts the whole period to watch and the hot search topic breaks tens of millions of seconds! The…[Read more]

  • jimmy posted an update 5 months, 4 weeks ago

    Stainless steel drilling is too difficult? What kind of drill is good? _ Yide
    Originally published as Is it too difficult to drill stainless steel What kind of drill is good Nowadays the application of stainless steel is more and more extensive and a number of drill bits suitable for stainless steel DHD Drill bit have been developed for drilling…[Read more]

  • jimmy posted an update 5 months, 4 weeks ago

    Onlookers, XCMG Pneumatic Dth Hammer Construction Observation Meeting _ Construction Method
    Original Title Onlookers XCMG Pneumatic Dth Hammer Construction Observation Meeting Recently Xugong Foundation organized a new generation of rock entry artifact Xugong XR150DV pneumatic down-the-hole hammer construction observation fastest dth hammer[Read more]

  • jimmy posted an update 5 months, 4 weeks ago

    Knowledge of Cutting Tools: Drill Technology _ Machining
    Original Title Knowledge of Cutting Tools Drill Technology 1 Craft /Processing 11 Craft According to the diameter and total length of the designed drill bit the alloy bar cutting machine or wire cutting equipment can be selected for fixed-length processing For the bar cut to a fixed length…[Read more]

  • jimmy posted an update 5 months, 4 weeks ago

    Analysis of the Most Complete Stone Mining Technology and Equipment in History _ Mine
    Original Title Analysis of the Most Complete Stone Mining Technology and Equipment in History The most complete stone mining technology and equipment in history For your reference This article is divided into four sections for you to sort out The article is long…[Read more]

  • jimmy became a registered member 5 months, 4 weeks ago