Ceramic Coating Hardness

For grading the hardness of a pencil the test is completed by pressing a pencil with a specific hardness as determined by the pencil scale at a 45 degree angle of the freshly applied and cured ceramic coating surface.

Ceramic coating hardness.

The varying levels of hardness associated with automotive ceramic coating products are registered on a numbered scale. Natural carnauba wax is the main ingredient that contributes to the hardness. Ceramic coating is a specialist detailing product designed to provide superior car paint protection unlike a car wax that may last only a few weeks the ceramic coating provides a permanent or semi permanent bond that lasts many years. People are quick to associate these numbers with the mohs mineral hardness scale when in fact all ceramic car coating products are tested on the common pencil hardness scale.

The coatings industry adopted this in a reverse manner and starting using variations of. Dense ceramics are often measured for hardness by the knoop hardness test a method of microindentation optimized for brittle materials or thin coatings such as ceramic. Applying a ceramic coating to a substrate is multi stage process. The knoop hardness test is most practical for the purpose of ceramic coating tests as only a small indentation is required to evaluate and measure a material s hardness.

As you can see in the image below ceramic coating will form a layer on your car s clear coat that will help protect the surface from things like harmful uv pollen bird droppings acid rains among other external elements that damage your car s paint. The best ceramic coating for cars is the migliore strata coating which provides a 12 month protective layer and an extremely glossy finish. This means that relative to ceramic coating the wax is substantially less rigid and thus less protective. A coating that is applied on a hard base will naturally increase the hardness of the coating.

The pencil hardness method was originally developed by pencil manufacturers as a quality control method in the early 1900 s if two different pencils cause the same scratch damage to a coating then they are considered the same hardness simple. Nano ceramic coating hardness vs. Ceramic materials such as magnesium zirconate and zirconia exhibiting a high level of hardness thermal resistance and elevated melting points are being used as heat barrier coatings for industrial parts. This ferrari 458 italia received a ceramic coating plus paint protection film.

One of the biggest differences between wax and ceramic coatings is the level of hardness provided. Includes ceramic coating ceramic boost surface prep. What is a ceramic coating. 9h hardness providing over 5 years of protection.