<dd id="v1tno"></dd>

    <em id="v1tno"><acronym id="v1tno"></acronym></em>
  1. <li id="v1tno"></li>
    <strike id="v1tno"><blockquote id="v1tno"></blockquote></strike>
  2. <th id="v1tno"><track id="v1tno"></track></th>
    <tbody id="v1tno"></tbody>

    Contact  |   

    About us

    About us

    Global Supplier Of
    Premium PDC
    Cutters
    /
    History
    • 2022-05-09

      2020
      SFD’s 75mm large diameter PCD cutting tool blanks were successfully developed, based on domestic cubic high pressure apparatus technology.
    • 2022-05-09

      2019
      SFD’s PCBN cutting tool blanks were successfully developed,and they have reached domestic leading and international first-class levels on both dimensions and performance.
    • 2022-05-09

      2017
      SFD celebrated its 20th anniversary.
    • 2022-05-09

      2015
      SFD’s 3D PDC cutter was successfully developed. It braked through the conventional cutter and further improved the drilling efficiency of deep and hard rock formations with a multi-blade profiled structure.
    • 2022-05-09

      2013
      SFD’s mid-to-high PDC cutter products,which are with high impact resistance and high wear resistance,are identified as famous brand products in HENAN Province.
    • 2021-12-24

      2007—2011
      High Speed Development
      ? Built a second, much larger manufacturing plant with 10X increase in production capacity
      ? Changed the company name to SF Diamond Co.,Ltd.
      ? Listed on the Chinese (Shenzhen) stock exchange
      ● Obtained ISO 14001 certification & OHSAS18001 certification
    • 2021-12-24

      2002—2006
      Early Growth
      ? Set up the first SFD plant
      ? Introduced PDC cutters for Oil & Gas drill bits
      ? Introduced PDC cutters for mining bits
      ? Introduced PCD/PCBN blanks for cutting tools
    • 2021-12-24

      1997—2002
      Foundation
      ? Established HENAN SIFANG SUPER HARD MATERIAL CO.,LTD
      ? Started R&D program for PCD wire die blanks
      ? Launched PCD wire die blanks
      ? Obtained ISO 9001 certification
    Henan SF DIAMOND CO.,LTD.

    Tel : +86-371-66728026 +86-371-66780603
    E-mail: info@sf-diamond.com
    Address : No.109, 10th Street (Economic & Technological Development Area), Henan Pilot Free Trade Zone Zhengzhou Area, 450016, P. R. China

    Copyright ? 2021 Henan SF DIAMOND CO.,LTD. All rights reserved.   Powered by 300.cn   豫ICP備10201527號

    9久久久人妻一区精品无码
    <dd id="v1tno"></dd>

      <em id="v1tno"><acronym id="v1tno"></acronym></em>
    1. <li id="v1tno"></li>
      <strike id="v1tno"><blockquote id="v1tno"></blockquote></strike>
    2. <th id="v1tno"><track id="v1tno"></track></th>
      <tbody id="v1tno"></tbody>