99.99% Silicon Dioxide SiO2 Crystal Granule

Our SiO2Â has two categories: crystal granule and cutting pieces

The product in this picture is crystal granule.

Applied in Cold light coating; Decorative coating; Protective coating

We follow critical manufacture standards, quality assurance, welcome your consultation!

Specifications Summary:

Silicon Dioxide (Chemical formula: SiO2)

1.Crystal granule: 1-3mm; 3-5mm

2.Crystal Pillar: upon demand

3.Color: colorless transparent

4.Purity: 99.99%

5.Package: 1 KG/ bag

6.Storage: avoid exposure to sunlight & acid keep dry

Silicon dioxide properties:

1.Cas no.: 7631-86-9

2.Density(g/cm3): 2.2

3.Melting point(℃):1700

4.Refractive index at 550nm: 1.45~1.46

5.Transparency range(μm): 0.2~9

6.Evaporation source: B

7.Application: AR coating; Cold light coating; Filter; Insulating coating; Glasses coating; UV coating