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® 3000E Solid Glass Spheres.pdf |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Specific Gravity | 2.54 g/cc | 2.54 g/cc | |
Bulk Density | 1.31 g/cc | 0.0475 lb/in³ | Untapped; ASTM D 3101-78 |
1.60 g/cc | 0.0579 lb/in³ | Tapped; ASTM D 3101-78 | |
Oil Absorption | 18 % | 18 % | ASTM D1483 |
Particle Size | 30 - 50 µm | 30 - 50 µm | mean value |
Particle Mesh Size | 325 Mesh | 325 Mesh |
Mechanical Properties | Metric | English | Comments |
---|---|---|---|
Hardness, Mohs | 6.5 | 6.5 | |
Modulus of Elasticity | 72.4 GPa | 10500 ksi | |
Coefficient of Friction | 1.0 | 1.0 |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
CTE, linear | 2.80 µm/m-°C @Temperature 20.0 °C |
1.56 µin/in-°F @Temperature 68.0 °F |
|
Softening Point | 846 °C | 1550 °F |
Component Elements Properties | Metric | English | Comments |
---|---|---|---|
Al2O3 | 14.5 % | 14.5 % | |
B2O3 | 8.6 % | 8.6 % | |
CaO | 22.5 % | 22.5 % | |
Fe2O3 | 0.20 % | 0.20 % | |
Free Iron | <= 0.10 % | <= 0.10 % | |
K2O | 0.20 % | 0.20 % | |
MgO | 1.2 % | 1.2 % | |
Na2O | 0.30 % | 0.30 % | |
SiO2 | 52.5 % | 52.5 % |
Electrical Properties | Metric | English | Comments |
---|---|---|---|
Volume Resistivity | 1.00e+13 - 1.00e+16 ohm-cm | 1.00e+13 - 1.00e+16 ohm-cm | |
Dielectric Constant | 5.8 @Frequency 1e+6 Hz |
5.8 @Frequency 1e+6 Hz |
|
Dissipation Factor | 0.0010 @Frequency 1e+6 Hz |
0.0010 @Frequency 1e+6 Hz |