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Corning 7070 Lithia Potash Borosilicate Crushed/Powdered Glass

Category Ceramic , Glass , Oxide , Silicon Oxide
Manufacturer Corning Incorporated
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Corning 7070 Lithia Potash Borosilicate Crushed/Powdered Glass.pdf
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Material Notes:
Available in mesh sizes 4 through 325 and can be customized. Devitrifies before reaching a softening point. Used for sealing and other applications.Information provided by Corning Incorporated.
Physical Properties Metric English Comments
Density 2.13 g/cc
0.0770 lb/in³
Mechanical Properties Metric English Comments
Modulus of Elasticity 51.0 GPa
7400 ksi
Poissons Ratio 0.22
0.22
Shear Modulus 20.9 GPa
3030 ksi
Calculated
Thermal Properties Metric English Comments
CTE, linear 3.20 µm/m-°C

@Temperature 0.000 - 300 °C
1.78 µin/in-°F

@Temperature 32.0 - 572 °F
Working Point 1068 °C
1954 °F
10<sup>4</sup> Poise
Annealing Point 496 °C
925 °F
10<sup>13</sup> Poise
Strain Point 456 °C
853 °F
10<sup>14</sup> Poise
Electrical Properties Metric English Comments
Volume Resistivity 40000 ohm-cm

@Temperature 350 °C
40000 ohm-cm

@Temperature 662 °F
1.30e+6 ohm-cm

@Temperature 250 °C
1.30e+6 ohm-cm

@Temperature 482 °F
Dielectric Constant 4.6

@Frequency 1e+6 Hz
4.6

@Frequency 1e+6 Hz
Dissipation Factor 0.00060

@Frequency 1e+6 Hz
0.00060

@Frequency 1e+6 Hz
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