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    Products >> Rock Drilling Tools
     

    Coal Mining Bits

    We can supply all kinds coal mining bits, sleeves  and holders which have high strength,high wear resistance and long life features.They are widely using on excavation machines, shearers,continuous mines etc.
    We can supply  different bits according to diffrent hardness of rock to satisfy customers different requirments, meanwhile we also can help our customers to design,produce and repair all kinds of cutter drums.

    Techinical Parameters :

    Specification

    Model

    L1 L2 D1 D2 D3
    JZA80/30(U82) 152 80 50 30  
    JZA70/30(U84) 142 70 50 30  
    JZA86/30(U85) 162 86 51 30  
    JZA88/35(U94) 183 88 55 35  
    JZA86/35(U95) 178 86 55 35  
    JZA102/35(U92) 196 102 55 35  
    JZA76/35(S150) 150 76 61 38  
    JZA78/38(S135) 157 78 62 38  
    JZA76/34(S100) 142 76 51 34  
    JZA76/34B(SH100) 142 76 53 34  
    JZA64/30(S120) 138 64 55 30  
    JZB66/38(U47) 138 66 48 38 30
    JZB74/38(S160) 151 78 55 38 30





     
    About us
      Beijing Tengyue Technology Co., Ltd is a big high-tech integrated enterprise, which mainly on R&D inclinometer. It possesses excellent equipment and a number of specialists and technicians .Our company consistently keeps API and ISO as the standard and puts it into practice.
       Our main products include electronic single shot inclinometer, electronic multishot inclinometer, photographic single shot inclinometer and MWD. We will provide users with overall solutions according to different requirement on site.
       At the same time, we are trading the relative oil and gas ......[More]
    Contact us
    E-mail:tengyuetech@163.com
    Mob:+86-13552162026
    Tel:+86-10-63422181
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