Ferrotec APG O Series Audio Ferrofluid
Type: APG O77N

Product Description

Ferrotec’s APG O77N Audio Ferrofluid is a member of Ferrotec’s family of APG O Series ferrofluids for audio speaker applications. The APG O Series is black-brown or red-brown viscous fluid and uses a synthetic ester oil carrier liquid.


APG O77N Specifications and Physical Properties

Appearance black-brown or red-brown viscous fluid
Carrier Liquid synthetic ester oil
  CGS Units SI Units
Saturation Magnetization (Ms) 265 Gauss 26.5 mT
Viscosity @27°C 115 cP 115 mPa·s
Density @25°C 1.19 g/cc 1.19 103 kg/m3
Pour Point -26 °C -26 °C
Flash Point >200 °C >200 °C
Thermal Conductivity @38°C 150 mW/(m·K) 150 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


APG O77N Ferrofluid Additional Information

For more information about material handling, refer to the MSDS (Material Safety Datasheet) for the APG O Series family of products.
Download the apgOmsds.pdf  »