K9 crystal is better than ordinary crystal

- May 25, 2019-


The difference between crystal and glass

1: crystal is a crystal of silicon dioxide, while glass is only a molten mixture containing silicon dioxide.

2.Effect of different

Glass only has decorative effect, and crystal in addition to decorative effect, there are piezoelectric effect, has a special health effect.

3.The price is different

The unit price of crystal is several or even dozens of times higher than that of glass.

4:Crystal stability is good, long - term use will not change color.Glass turns yellow easily.