Ceramic Vs Diamond Hardness

But don t confuse lightness with fragility.

Ceramic vs diamond hardness.

Vickers hardness is a resistance value obtained by pressing a diamond indenter onto a test specimen. Ultimate glass nano ceramic coating for automobile marine aero surface protection. The most scratch resistant and hardest material is the diamond that is rated at a ten. So and so s 9h ceramic.

Hardness tables mohs hardness scale. Diamond c 10 7000 usa canada. The mohs scale of mineral hardness m oʊ z is a qualitative ordinal scale characterizing scratch resistance of various minerals through the ability of harder material to scratch softer material. Let s start with a little background on both pencil hardness and the infamous mohs scale.

The method for measuring the hardness of fine ceramics is defined in jis r 1610 iso 14705. The pencil hardness method was originally developed by pencil manufacturers as a quality control method in the early 1900 s. This is a very touchy subject as many companies have built their brand around the hardness rating. Created in 1812 by german geologist and mineralogist friedrich mohs it is one of several definitions of hardness in materials science some of which are more quantitative.

Ceramic hardness measurements in engineering are generally measured using a vickers hardness test. It s based on the pencil scale of hardness which is used by professional artists graphic designers and more to pick a pencil lead strength that helps them with writing or drawing projects. 9h refers to the level of hardness test of the ceramic coating once it cures on the surface. We are the exclusive distributors of diamond coat glass nano ceramic coati.

Hardnes number original scale modified scale. 1 talc talc 2 gypsum gypsum 3 calcite calcite 4. The hardness of fine ceramics is generally indicated using a vickers hardness number. In terms of hardness tungsten carbide is rated at 9 on the mohs scale while ceramic is 7 diamond is a 10 and gold is 3 to give a sense of scale.

To make the comparison easier to understand we have included the hardness of familiar materials such as teeth and fingernails.