What is 9h 10h.
What is hardest ceramic.
Find out for yourself.
Ceramics are lightweight and hard but you can t make jet engines out of them because they d shatter like dinner plates.
The pencil scale is a test of hardness that helps to explain to consumers how hard the ceramic coating will be once it s cured to the surface.
How hard is a ceramic coating.
So materials scientists have been trying to mimic natural materials.
Am i being fooled.
Posted on may 28 2019 may 31 2019 by philip coetzee.
This is a very touchy subject as many companies have built their brand around the hardness rating.
The grading of the scale ranges from 0 to 9 and the h indicates the hardness of that specific grade.
It is a ceramic and therefore is a material of high interest due to being electrically conductive.