APG CDF Series Ferrofluid
Type: APG CDF 1635
China Advanced Ceramic APG CDF 1635 Ferrofluid is a member of China Advanced Ceramic family of APG CDF Series ferrofluids for speaker applications. The APG CDF Series is black-brown or red-brown viscous fluid and uses a synthetic ester oil carrier liquid.
APG CDF 1635 Specifications and Physical Properties
| Appearance |
black-brown or red-brown viscous fluid |
| Carrier Liquid |
synthetic ester oil |
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CGS Units |
SI Units |
| Saturation Magnetization (Ms) |
165 Gauss |
16.5 mT |
| Viscosity @27°C |
350 cP |
350 mPa·s |
| Density @25°C |
1.13 g/cc |
1.13 103 kg/m3 |
| Pour Point |
-41 °C |
-41 °C |
| Flash Point |
>270 °C |
>270 °C |
| Thermal Conductivity @38°C |
200 mW/(m·K) |
200 mW/(m·K) |
| Surface Tension @25°C |
32 dynes/cm |
32 mN/m |
| Coefficient of Thermal Expansion |
7.5 x 10-4 ml/ml°C |
7.5 x 10-4 /K |
