Table of contents

With so many misconceptions about CNC machining floating around, we thought we'd set the record straight.
Learn more about PEEK plastic from the British Plastics Federation.

Choosing the wrong material can lead to costly failures, production delays, and unreliable parts. Hardness testing helps you avoid these issues by showing how materials respond to pressure, wear, and force. It provides the data you need to make confident and cost-effective decisions. This guide covers the most widely used hardness testing methods, including Rockwell, Brinell, Vickers, Knoop, and Shore.