BI-WEEKLY MAGAZINE

WEEK 44 OF 2025

ISSUE NO. 05

Bolt Torquing

Don’t Torque Too Much, Don’t Torque Too Little

It may be akin to listening to a popular hit song so overplayed on the radio that it has lost its novelty. Nevertheless, it is important to consistently emphasise best practices in torquing during bolt installation, particularly as industries in Africa strive to maximise equipment availability and reliability

By Jimmy Swira

Precision Torquing for Modern Maintenance

Advances in product research and development have significantly evolved torquing tools, enhancing accuracy, consistency, and traceability in machinery maintenance. Maintenance teams have welcomed these innovations, which simplify complex tasks and improve overall efficiency.

According to information generously supplied by some manufacturers to Machinery Maintenance Matters, the following tools and technologies are commonly in use

Contractor Sourcing

7 Ways to Avoid Charlatans in Machinery Maintenance

It is hard to imagine a platinum mine experiencing the following incidents five days after a scheduled shutdown: a loose bolt on a conveyor belt failing, or a winder rope snapping after taking off. What could this say about the competence – or incompetence – of the team who were assigned the task of performing maintenance?

This space could be yours

SaaS Contracts for Machinery Maintenance

How Some SaaS Service Level Agreements Leave Equipment Worse Off

This space could be yours

Condition Monitoring

Diagnosing Rotating Equipment Faults Beyond Misalignment

In the analysis of anomalies in rotating equipment using spectra and time waveforms, abnormal vibration patterns recorded may not always be due to misalignment. In view of this, Kutsi Jaka, Product Manager: Condition Monitoring at SKF South Africa, states that it is advisable to carry out comprehensive tests that include techniques like phase analysis and others to ensure a conclusive result.


By Jimmy Swira

Understanding Thermal Growth and Its Impact on Shaft Alignment

The maintenance team did everything right: they shut down the motor, took precise shaft alignment measurements, and made the necessary adjustments. At room temperature, the numbers were perfect. But a few hours after startup, something was wrong.

Keeping CNC Machines at Peak Efficiency

Targeted Maintenance Can Keep Blackouts at Bay

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