17.8mm Mining Support Cable Bolt

• Description
• Parameters

• Cable bolt is made of grade 1860Mpa steel wires,which can be made into plain cable bolt and bulbed cable bolt.

  Cable bolt could provide higher tensile strength,anti-shearing capacity and incomparable bending capacity, and could prevent the lateral movement of strata.
  Specifications:
  

  Item No.	CB152	CB178	CB189	CB216	CB218
  Diameter(mm)	15.2	17.8	18.9	21.6	21.8
  Strands	1*7	1*7	1*7	1*7	1*19
  Mass per meter(kg)	1.1	1.5	1.73	2.24	2.48
  Cross sectional area(mm²)	140	191	220	285	313
  Steel Grade(Mpa)	1860	1860	1860	1860	1860
  Tensile Strength(KN)	260(26.5T)	355(36.2T)	409(41.7T)	530(54.1T)	583(59.5T)
  Min 0.2% extension under load(KN)	229	311	360	466	513
  Min.Elongation(%)	3.5	3.5	3.5	3.5	3.5

  
  Features&Advantages

  1.    Plain cable bolt and bulb cable bolt

  2.    At the top of the bulb cable bolt, three bulbs to reinforce resin mixing, achieve point anchorage and pretension

  3.    The bulbs can be modified in frequency and diameter based on customer’s request, the diameter is 21mm~38mm

  4.    Plain or bulbs options available,bulbs available at either 0.5 m or 1 m spacing

  5.     Available in single strand or twin strand

  6.    Fish hooks fitted to top of cables for retention prior to grouting

  7.    Resin could be applied for immediate point anchorage and grout for permanent support

  
  

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