What does 9H hardness glass mean?
9h refers to the Moh scale of mineral hardness. Friedrich Mohs invented this scale in 1812, and it ranges from 1 to 10 with glass around 5 and diamond at the top of the scale. When a manufacturer claims that their screen is 9h, it means the screen can resist scratches from the hardest pencil.
Is 9H hardness tempered glass good?
9H hardness level provides excellent scratch resistance. Protects against low_level drops, potentially sacrificing itself instead of your screen….Compare Protectors.
| Material | Tempered Glass | Polymer Film |
| Impact Protection | ★★★★ | ★★★★★ |
Is 9H tempered glass thick?
Basically, the thicker the tempered glass screen protector, the more it will protect the screen of your device. The width of a 9H screen protector ranges from 0.2mm to 0.5mm. That is thick enough to protect your smartphone screen from low-level drop scratching.
What is difference between 9H and 10H ceramic coating?
【10H HIGH GLOSS FINEST】: New formula with over 88% pure SiO2 content. Compared with other 9H coating, this updated version coating hardness increases to 10H so that it lasts longer and works better on protecting your car paint. One bottle nano coating could even cover your car twice under the instruction.
What is 20D tempered glass?
20D curved design, see the screen clearly. It is anti-fingerprint and anti-reflective. Protects your phone screen from dust and scratches. Tempered glass screen protectors, has a good hardness.
What is the difference between 5D and 9D tempered glass?
4) 4D, 5D, 6D, 9D, 11D, etc., there is no product difference, mainly due to the market of each product distinction and self-derived name code, cannot define the product characteristics.
What is the Rockwell hardness of glass?
Of course, the hardness of the glass is hard. Under normal circumstances, the hardness of more than 50 degrees of Rockwell blade, used to scratch the glass, the glass surface without any damage, if used to draw steel material below the hardness of the blade, the surface of the material will be scratched.
What is the hardness of steel on the Mohs scale?
Mohs’ scale of mineral hardness characterizes the scratch resistance of various minerals through the ability of a harder material to scratch a softer material. On the Mohs scale, fingernail has hardness 2.5; copper penny, about 3.5; a knife blade, 5.5; window glass, 5.5; steel file, 6.5.
What is the hardness of glass?
Glass has a hardness of 6.5 on the Mohs scale of mineral hardness.