Traditional Culture Encyclopedia - Weather forecast - Is it normal that the toughened film of mobile phone feels very cold?

Is it normal that the toughened film of mobile phone feels very cold?

This is normal.

Now the weather is getting colder and colder, and it is normal for the mobile phone to be cold under normal circumstances.

Mobile phone tempered film generally refers to tempered glass film. Tempered glass/tempered glass/tempered glass to safety glass. Glass has good wear resistance and is very hard, and the Vickers hardness reaches 622 to 70 1.