• Post time: Jul-27-2020

    Barras de extensión son hechas por aceros de perforación huecos; hay dos formas de barras de extensión, tipo redondo y tipo hexagonal. Este agujero hueco generalmente se nombran agujero de lavado, que se utiliza para la transmisión de agua o aire durante la perforación. Y los hilos se pueden utilizar para conectar acoplamientos, acoplamientos o vástagos, b ...Leer más »

  • Post time: May-07-2020

    For proper use of the button bits, guarantee the normal wear of scrapped the button bit, must pay attention to the following: 1 .according to the rock conditions (hardness, corrosion resistance) drilling way, open-air/ underground drivage drill rig/drilling anchor drill) row of powder medium (co...Leer más »

  • Post time: May-05-2020

    We use them to give you the best experience. If you continue using our website, we’ll assume that you are happy to receive all cookies on this website. In 2018, Atlas Copco will grow into two separate global groups of companies. Epiroc Drilling Tools is a division within Epiroc which develo...Leer más »

  • Post time: May-01-2020

    Here in the United States we used to refer to tunneling by drill-and-blast as “conventional” tunneling, which I guess leaves tunneling by TBM or other mechanized means to be referred to as “Unconventional.” However, with the evolution of TBM technology it becomes more and more rare to do tunnelin...Leer más »

  • round shank bits,Bullet Bits,from China factory
    Post time: Apr-24-2020

    We take customization requests upon provided samples or drawings.such as Step Shank Chisels,Flat Teeth,HDD Weld-On Teeth,Round Shank Bits,Road Milling Tools,Road Milling Picks,and etc. We produce for markets that demand good quality. We don’t look after low price low quality markets. Common...Leer más »

  • Post time: Dec-17-2019

    HTF MI recently Announced Global Top Hammer Drilling Tools study with 100+ market data Tables and Figures spread through Pages and easy to understand detailed TOC on “Top Hammer Drilling Tools. Global Top Hammer Drilling Tools research allows you to get different methods for maximizing your profi...Leer más »

  • Post time: Sep-02-2019

    In order to get out of the school, better social contact, understand social, training exercise their own talent, set up the service consciousness of the society, at the same time, better the textbook learning theory knowledge and social practice, the combination of materials science and engineeri...Leer más »

  • Post time: Jul-31-2019

    newest top hammer tooling, the Drifter series of rods and bits.  designed with a unique thread profile for added endurance and strength in the most demanding tunneling, bolting and drifting applications. The Drifter series of rods and bits with asymmetric thread geometry minimizes stress concentr...Leer más »

  • Post time: Jul-25-2019

    The Top Hammer Drilling Bits market report provides a unique, first-time market and competitive analysis of the size, segmentation, competition, trends and outlook in the manufacture and supply of Top Hammer Drilling Bits in the world. Besides, the report also identifies and analyses the emerging...Leer más »

  • Post time: Apr-29-2019

    In Top Hammer Drilling the hammer produces a percussive force on the drill rods or tubes, which is transmitted to the drill bit. The global Top Hammer Drilling Tools market is valued at xx million US$ in 2018 is expected to reach xx million US$ by the end of 2025, growing at a CAGR of xx% during ...Leer más »

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