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Schott G018-090 Dental Glass

Category Ceramic , Glass
Manufacturer Schott North America
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
Remarks: High fluoride and Zn-containing Sr-glassApplication: Glass ionomer cement, CompomerAdvantagesGreater variety of composition and refractive indiciesOutstanding transparencyBest radiopacitiesInformation Provided by SCHOTT North America, Inc.
Physical Properties Metric English Comments
Density 3.10 g/cc
0.112 lb/in³
Thermal Properties Metric English Comments
CTE, linear 7.00 µm/m-°C

@Temperature -30.0 - 70.0 °C
3.89 µin/in-°F

@Temperature -22.0 - 158 °F
Transformation Temperature, Tg 505 °C
941 °F
ISO 7884-8
Optical Properties Metric English Comments
Refractive Index 1.51
1.51
n<sub>d</sub>
Component Elements Properties Metric English Comments
Al2O3 20 %
20 %
Fluorine, F 20 %
20 %
Na2O <= 5.0 %
<= 5.0 %
P2O5 <= 5.0 %
<= 5.0 %
SiO2 30 %
30 %
Descriptive Properties Value Comments
Radiopacity (digital method) 460
ISO 4049
Radiopacity as thickness of aluminium equal to 2-mm thick glass material 5 (250%)
SrO (%) 20
ZnO (%) 10
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