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Rulon Bearings

Schott LG-760 Phosphate Laser Glass
Categories: Ceramic; Glass; Optical

Material Notes: LG-760 is a potassium-barium-aluminum-phosphate based glass with a high cross section for stimulated emission, low nonlinear refractive index, and the best athermal characteristics.

Information provided by SCHOTT.

Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Density 2.60 g/cc0.0939 lb/in³
 
Chemical PropertiesMetricEnglishComments
Acid Class, SR 4.04.0pH = 0.3 at 25 °C
Alkali Class, AR 4.04.0pH = 12 at 50 °C
Stain Resistance Class, FR 1.01.0pH = 4.6 100 h at 25 °C
 
Mechanical PropertiesMetricEnglishComments
Hardness, Knoop 3403400.1/20
Modulus of Elasticity 53.7 GPa7790 ksi
Poissons Ratio 0.2670.267
Fracture Toughness 0.470 MPa-m½0.428 ksi-in½KIC
Shear Modulus 21.2 GPa3070 ksiCalculated
 
Thermal PropertiesMetricEnglishComments
CTE, linear  125 µm/m-°C
@Temperature 20.0 - 40.0 °C
69.4 µin/in-°F
@Temperature 68.0 - 104 °F
 150.4 µm/m-°C
@Temperature 20.0 - 300 °C
83.56 µin/in-°F
@Temperature 68.0 - 572 °F
Specific Heat Capacity 0.750 J/g-°C0.179 BTU/lb-°F
Thermal Conductivity  0.570 W/m-K
@Temperature 25.0 °C
3.96 BTU-in/hr-ft²-°F
@Temperature 77.0 °F
 0.600 W/m-K
@Temperature 90.0 °C
4.16 BTU-in/hr-ft²-°F
@Temperature 194 °F
Transformation Temperature, Tg 350 °C662 °F
 
Optical PropertiesMetricEnglishComments
Refractive Index 1.5191.519
 1.508
@Wavelength 1054 nm
1.508
@Wavelength 1054 nm
 1.514
@Wavelength 633 nm
1.514
@Wavelength 633 nm
Transmission, Visible 69.2 %69.2 %
 
Descriptive Properties
Climatic resistance2Water Vapor at 40 – 50 °C for 30 h
Thermal Diffusivity2.92 [10-7 m2/sec]

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CSGT9939 / 183192

Master Bond adhesives

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