Category | Ceramic , Glass , Oxide , Silicon Oxide , Other Engineering Material , Additive/Filler for Polymer |
Manufacturer | Potters Industries |
Trade Name | Spheriglass® |
Port | Ningbo port,China |
Trade Terms | FOB, CFR, CIF |
Payment Terms | L/C, T/T, Western Union |
Download PDF | Potters Industries Spheriglass® 5000 Solid Glass Spheres.pdf |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Specific Gravity | 2.50 g/cc | 2.50 g/cc | |
Bulk Density | 1.28 g/cc | 0.0463 lb/in³ | Untapped; ASTM D 3101-78 |
1.62 g/cc | 0.0584 lb/in³ | Tapped; ASTM D 3101-78 | |
Oil Absorption | 20 % | 20 % | ASTM D1483 |
Particle Size | 7.0 - 10 µm | 7.0 - 10 µm | mean value |
Mechanical Properties | Metric | English | Comments |
---|---|---|---|
Hardness, Mohs | 6.0 | 6.0 | |
Modulus of Elasticity | 68.9 GPa | 10000 ksi | |
Poissons Ratio | 0.16 | 0.16 | Calculated |
Shear Modulus | 29.6 GPa | 4300 ksi | |
Coefficient of Friction | 0.90 - 1.0 | 0.90 - 1.0 |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
CTE, linear | 9.00 µm/m-°C @Temperature 20.0 °C |
5.00 µin/in-°F @Temperature 68.0 °F |
|
Thermal Conductivity | 1.51 W/m-K @Temperature 500 °C |
10.4 BTU-in/hr-ft²-°F @Temperature 932 °F |
|
Softening Point | 704 °C | 1300 °F |
Optical Properties | Metric | English | Comments |
---|---|---|---|
Refractive Index | 1.51 | 1.51 |
Component Elements Properties | Metric | English | Comments |
---|---|---|---|
Al2O3 | 0.40 % | 0.40 % | |
CaO | 9.8 % | 9.8 % | |
Fe2O3 | 0.20 % | 0.20 % | |
Free Iron | <= 0.10 % | <= 0.10 % | |
K2O | 0.10 % | 0.10 % | |
MgO | 3.3 % | 3.3 % | |
Na2O | 13.7 % | 13.7 % | |
SiO2 | 72.5 % | 72.5 % |
Electrical Properties | Metric | English | Comments |
---|---|---|---|
Volume Resistivity | 6.50e+12 ohm-cm | 6.50e+12 ohm-cm | |
Dielectric Constant | 6.9 @Frequency 1e+6 Hz |
6.9 @Frequency 1e+6 Hz |
|
Dissipation Factor | 0.0085 @Frequency 1e+6 Hz |
0.0085 @Frequency 1e+6 Hz |