• Ensure original bolt tension is adequate and correct

  • We regularly re-monitor to ensure long term mill health

  • Our unique tooling and skills reduces construction time by 75%

Grinding mills have critical fasteners that hold the structure together. If they have incorrect pre-load and loosen the ramifications are dire. Historically these bolts were torqued to 75% of the yield strength of the material. When you consider that the torque to tension relationship is normally regarded as + / - 25% it’s easy to see how they can easily be over or under tightened.

Our service has been used to eliminate these failure modes on 50+ mills around the world. Find out more

Avoid using the wrong socket. Download our free Bolt to Nut comparison chart.