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Grip blocks: PTKA 6,3

Brake rope diameter, mm
Static load, kN, not more than

Grip blocks PTKA designed to hold brake ropes and smooth cage stop in case of round steel rope or suspension gear breakage during single-rope hoisting in coal and ore mines:

  • 64 versions;
  • according to Customer’s needs, grip blocks are produced equipped with block coupling or without it;
  • shock absorber is individually adjusted to the braking force according to the actual operating conditions;
  • tests of the safety hook for strength and brake ropes retention are performed.
Static load, kN, not more than 63
Brake rope diameter, mm 25,5
Safety hook weight, kg 170…200

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In addition to this product, following services can be ordered:

# Suspension gears PКN24.10.00.000 # Suspension gears PКN18.10.00.000 # Suspension gears PКN14.10.00.000 # Suspension gears PКN10.10.00.000 # Suspension gears PКN8.10.00.000 # Suspension gears PКN5, # Suspension gears PКN3.10.00.000 # Suspension gears UP 30 # Suspension gears UP 25 # Suspension gears UP 20 # Suspension gears UP 12,5 # Suspension gears UP 6,3 # Mine cages: КNМ, NОV, UКОА