9h refers to the level of hardness test of the ceramic coating once it cures on the surface.
Ceramic coating hardness test.
Ceramic pro 9h has unbeatable hardness to protect your paint work.
The coating would have to be reasonably thick over 150 microns and it should be relatively slippery surface slip is an easy way to fool the pencil hardness test as it doesn t give the pencil the opportunity to bite.
It would be highly unlikely someone would come out to intentionally vandalise a car with a real diamond ring real ruby bracelet or tungsten carbide drill.
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.
This ferrari 458 italia received a ceramic coating plus paint protection film.
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.
If you re unsure about the benefits of ceramic coating but want to test it.
A ceramic coating such as opti coat pro c quartz and ceramic pro is a liquid polymer that is applied by hand to the exterior of a vehicle the coating chemically bonds with the vehicle s factory paint.
9h is a test for the hardness level of the ceramic coating once the surface is cured.
Si02 coating will cover the bulk of your protective needs.
What is a ceramic coating.
In actual life circumstances there are way more necessary components than the hardness.
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9 layers for experimental test purposes only.
Adam s says this kit will provide 9h hardness with over 5 years of protection even in the harshest conditions.
Its basis is the pencil scale of hardness used by most graphic designers professional artists and many others to pick a pencil lead strength.
Another common test of hardness for coatings is the infamous pencil hardness test or the wolff wilborn test.
Usually the coating thickness being tested is 25 4 38 1 micron and has been allowed to dry for 7 days.
Virtually each ceramic coating can attain 9h within the pencil hardness scale.
A pencil is selected and a line about 1 2 inch long is made.
To shock you no pencil today contains lead.