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~Silicon dioxide
99.99% silicon dioxide crystal granule

Our  Silicon dioxide crystal  has two categories: granule, pillar.
The product in this picture is crystal granule.
Applied in AR coating; Cold light coating; Filter; Insulating coating; Glasses coating; UV 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: 1KG/ 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 550 nm: 1.45~1.46
5. transparency range(μm):0.2~9
6. evaporation source: E
7. applications: AR coating; Cold light coating; filter, insulating coating; glasses coating; UV coating