SIO2 of powder

group name: Silicon Dioxide

Min Order: 1 piece

brand name: KS

update time: Thu, 05 Jul 2012 00:43:08 GMT

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Briefing

Silicon Dioxide, a kind of low index material, is used more widely than any other crystalline compound.

Detailed

Classification: Silicon Dioxide
Model Number: granule:1-5mm;Wafer:(18-30)x 15t
Purity: 99.99%

Specifications

Silicon Dioxide, a kind of low index material, is used more widely than any other crystalline compound. such as its transparency

NAME
FORMULA
MOLECULAR WEIGHT
CAS No.
TYPICAL
PURITY
AVAILABILITY
Silicon Dioxide
SiO₂
60.06
7631-86-9
99.99%
Granule, Tablet,Target

Opto Physical Properties

DENSITY
REFRECTIVE INDEX
TRANSPARENCY RANGE
MELTING POINT
2.21g/cm³
1.45 at 550nm
200nm~2000nm
1800~2200⁰C

Typical Element Analysis (in ppm)

Al<21
Fe<3
Ca<4
Ti<6
Cu<1
Ni<1
Mg<1
Li<2
Mn<1
Na<7
Bi<1
K<2

SiO2 content %
≥98
Drying loss %
4.0-8.0
Cauterant loss %
≤7.0
PH value
6.0-7.5
DBP absorption value cm3/g
1.8~2.5
Sulfate content %
≤1.6
Granularity (D50 μm
180~220
Packing (suttle) Kg
25

DENSITY	REFRECTIVE INDEX	TRANSPARENCY RANGE	MELTING POINT
2.21g/cm³	1.45 at 550nm	200nm~2000nm	1800~2200⁰C

SiO2 content %	≥98
Drying loss %	4.0-8.0
Cauterant loss %	≤7.0
PH value	6.0-7.5
DBP absorption value cm3/g	1.8~2.5
Sulfate content %	≤1.6
Granularity (D50 μm	180~220
Packing (suttle) Kg	25