Tribology is the science and engineering of interacting surfaces in relative motion.

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The Tribology Experts - Neale Consulting Engineers

We specialise in Tribology consultancy, solving Mechanical Engineering problems all over the world. Companies rely on our Tribology expertise and experience of mechanical failure analysis to ensure machines operate safely and reliably.

Our Services

Mechanical Design Evaluation

Our Tribology experts can assess 'fitness for purpose' of mechanisms and components - helping to prevent future failure and malfunction. They use Tribology know-how coupled with first-principle analysis to ensure machine reliability.

Failure Analysis

We have over 50 years of experience in diagnosing and resolving an extensive range of mechanical and tribological failures. These include: Gear failures Plain bearing failures, Rolling bearing failures and Seal failures.

Tribology Reference Books

We have distilled our extensive experience of machine operation and mechanical failure analysis into many books. These are used by Mechanical Engineers as reference texts for the design and analysis of machine elements including bearings, gears and seals.

Litigation - Expert Witness

We act as expert witnesses for Tribology and Mechanical Engineering litigation purposes, both in the UK and overseas. Cases range from patent infringements and project disputes between companies to litigation arising from international disasters.

Analysis & Calculation

We regularly complete detailed engineering analyses of machine elements, bearings and structures. A service that is invaluable in both determining failure root causes and evaluating new designs.


We have completed consulting projects all over the world. We regularly travel to international locations to bring our expert consultancy services and Tribology experience to those who need it most.

The Tribology Handbook

The De-Facto Tribology Reference

Ever since it was first published 20 years ago, The Tribology Handbook has been the standard reference 'Bible' for generations of engineers the world over.

The Book's Primary Aim

It aims to provide instant access to essential information on the performance of tribological components, and is aimed particularly at designers and engineers in industry.

For Machine Designers and Tribologists

Designers of machines should also find the contents of the book extremely helpful, because they provide an atlas of component performance.

Order Your Copy By Clicking Here

The Tribology Handbook is published by Elsevier. ISBN 0 7506 1198 7. It can also be purchased from Amazon.

About Us


Neale Consulting Engineers Ltd. provides impartial advice and has no ties to manufacturing companies. The Company only works for organisations that seek an un-biased solution to their problems..


Our opinion is accepted internationally by companies, courts of law and governments. Neale Consulting Engineers has acted as Expert Witness in many international legal cases.


Neale Consulting Engineers offer instant response to organisations requiring rapid solutions to their failure and wear problems..

Latest Articles


Pages From The Tribology Handbook

We are delighted to be able to offer for download and use the following key pages from The Tribology Handbook. These pages cover rolling element and plain bearing failure analysis, bearing material and lubrication selection. These pages have been re-printed here with the kind permission of Elsevier Publishing.

Wind turbines in a rapeseed field

Wind Energy

Neal Consulting engineers have been involved in solving wind turbine gearbox failures from the Wind Energy Industry and have also developed a wind pump for developing countries


Water Treatment

This article looks at some of the projects Neale Consulting Engineers have done with machinery and plant from the Water Industry.

Neale Consulting Engineers - Mechanical Engineering Solutions

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