Projects
CS-09 Quarry
Site
Queensland Quarry
Application
Terex Jaques Ljay 54” crusher mantle Nut
Original Set-Up
Standard mantle nut supplied with machine which was tightened with large flogging spanner and removal was by oxy cutting the burn ring below the nut to release the pressure
Issues Experienced
- No Control of bolt load
- Use of large hammers and flogging spanner dangerous
- Cutting of burn ring is hazardous and requires replacement
after each use - Physically demanding
Technofast Product Used
Special EziTite® Hydraulic Head Nut
Benefits
- Easy installation and handling
- Removed the need for flogging spanner
- Burn ring no longer require although used for mounting
purposes - Minimal physical effort required
Installation Time
Old Method = 2-3 hours (2-3 personnel)
New Method = 30 minutes (2 personnel)
Time Saving = 1 hour and 30 minutes
Many improvements to Steel Products
The use of the EziTite® Head Nut has made the job much faster and simpler and also eliminated many OH&S concerns with the previous method
Maintenance Supervisor
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