Ceramic Coating “9H Hardness”: Marketing Hype vs. Reality | Supercharged Suds
When shopping for a ceramic coating, you’ve probably come across terms like “9H hardness” or “10H hardness.” These numbers sound impressive—after all, who doesn’t want the toughest protection for their car’s paint? However, there’s far more to the story than those marketing claims let on. In this blog post, we’ll explore why the hardness scale … Read more