Tempered glass, means a hardness phone film .Through tempering process, Its tempered glass hardness could reach 9H, Because under normal conditions, The hardness of the glass is about 5H.And  the hardness of ordinary film we use is not more than 3H.So since The film be coming out has been recognized by lots of consumers. We no longer are worried about the phone screen which will be broken. besides, if the tempered glass is damaged  and  it will not be scattered ;as After the special treatment of the damaged steel film is only a crack will not appear scattered . So that its security improved so much. When a new industry emerge., many manufacturers are not mature enough in technology. and they all  want to earn money in this industry. which lead to make the quality of the steel film on the market level uneven.and finally there are  some inferior products. There are many some experiences sharing from Focuses.

1,Anti-scratch.when people take some of the hard things to scrap on the steel film, if there is a scratch, and it Indicates that this steel film was eliminated. becau tempered film is not  the same as the ordinary protective film, the scratch don’t exsit. in general ,we scrap with a utility knife and fingernail scrape ,there won’t be scratched.

2 Anti-fingerprinted .good Anti-fingerprinted the surface of the tempered glass film are poly water. Drop a few drops of water on the top of itsem, The water does not spread out, and If you shake it, Just like mercury rolling on the ground, it will be without any trace.

3Explosion - proof，It won’t  be have the debris in the broken after, while the qualified quality tempered glass is made with Asahi Glass.it will just be fragmented lines only.

4 Compactness, A quality clearance of the phone membrane, It is very easy to fit together, and it need not the same skills as the ordinary film.

There is affixed to the steel film to see if it touches the sensitivity and the feeling of the screen