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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
Download PDF	Schott G018-090 Dental Glass.pdf
Price	EMAIL US sales@lookpolymers.com

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/inÂ³

Thermal Properties	Metric	English	Comments
CTE, linear	7.00 Âµm/m-Â°C @Temperature -30.0 - 70.0 Â°C	3.89 Âµin/in-Â°F @Temperature -22.0 - 158 Â°F
Transformation Temperature, Tg	505 Â°C	941 Â°F	ISO 7884-8

Optical Properties	Metric	English	Comments
Refractive Index	1.51	1.51	n<sub>d</sub>

Component Elements Properties	Metric	English
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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