Products

EziTite® Hydraulic Head Nut

Technofast Industries have successfully developed the EziTite®  Hydraulic Head Nut System to replace standard mantle Head Nuts.

Since the development of the gyratory crusher, the quarrying industry has sought better means for effectively and safely tightening mantle head nuts. Technofast Industries have successfully developed the EziTite® Hydraulic Head Nut system to replace standard mantle head nuts.

Major considerations of the design are aimed at protection of operators from strike or shrapnel injuries commonly occurring when hammering tight the standard mantle head nut. The EziTite® Hydraulic Head Nut features a hydraulic clamping nut with an integral sacrificial protective cover which can be constructed according to the abrasive nature of the material being crushed.

Precise clamping forces are generated by hydraulic pressure acting on a constrained area within the assembly. The Head Nuts are fitted with mechanical locking rings to retain these tensile loads. In the unlikely situation that there is a hydraulic malfunction, a simple patented breaker ring positioned between the lock ring and the nut body can be used to release the load on the shaft.

Tool Features:

  • Hydraulic Clamping Nut: Generates precise clamping forces by hydraulic pressure acting on a constrained area within the assembly
  • Mechanical Locking Rings/Screws: Fitted to the assembly to retain tensile loads
  • Integral Sacrificial Protective Cover: Can be constructed according to the abrasive nature of the material being crushed
  • Patented Breaker/Sacrificial Ring: Positioned between the lock ring and the piston/nut body to release the load on the shaft in the event of a hydraulic malfunction
  • Threaded Locking Collar: Counteracts loosening forces of impact on rotating shafts
  • Nipple Fitting: Located on top of the nut body to apply hydraulic pressure into the sealed chamber

Benefits:

  • Improved Site Safety: Protects operators from strike or shrapnel injuries by eliminating the need for large hammers and flame cutting
  • Reduced Downtime: Vastly reduces downtime and maintenance problems
  • Increased Productivity: Improves productivity and achieves faster throughput without compromising product quality
  • Enhanced Tool Life: Greatly enhances tool life and minimises collateral damage to capital equipment
  • Repeatable Accuracy: Accuracy of the tensioning operation reduces product variation
  • Low Level of Skill: Requires low level of skill for operation as the assembly is screwed on and removed by hand

Ideal for:

  • Mantle Head Nut; Gyratory Crushers.

See a successful installation completed by Minprovise International.

Technofast Industries  complete a large scope of works with Terex Jaques for all their crusher units; such as the Cedarapids Classic LJay54” Crusher.

Innovation solutions for your industry.

Technofast Industries is an worldwide leader and specialist in Bolt Tensioning, providing innovative and effective technical solutions along with uncomprising customer service.

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