Is ceramic coating good for your car? So In summary, ceramic coating your new car is highly beneficial to your paint's protection, gloss and longevity. ... Coatings are not rock hard surfaces that prevent scratches, nor are they an impenetrable barrier on your paint, and they will not magically keep your car perfectly clean all the time Does ceramic coating prevent scratches? However, with ceramic car coating the surface energy of the car is lower and makes the coating protect the car in a better way. Still, being hydrophobic does not make ceramic coating a permanent solution to a scratch-free car, but only adds an extra layer of protection. Can ceramic coating be removed? Ceramic coatings are considered to be a very strong form of protection for car paint. ... If the previous layer of ceramic coating is not removed properly, it can also damage the surface of the car thus making it hard for the new coating to look neat and clean.