Understanding the 125mm²/sec Advantage

Viscosity is the most critical parameter for any heat transfer or lubrication fluid. IOTA BJ550 boasts a low viscosity of 125mm²/sec at 25°C. This specific viscosity is the sweet spot for many industrial applications: it is thin enough to pump easily and penetrate tight spaces, yet thick enough to maintain a protective film and carry heat effectively. This balance ensures high energy efficiency in pumping systems while providing adequate lubrication for moving parts.

The Flat Viscosity-Temperature Curve

Most fluids thicken significantly when cold and thin out when hot, causing performance issues. IOTA BJ550 is engineered with a remarkably flat viscosity-temperature curve. This means its flow characteristics remain stable whether the system is starting up at -40°C or running at peak temperature. This stability is vital for thermostat systems and heat exchangers, ensuring consistent flow rates and heat transfer coefficients regardless of the operating temperature, thereby simplifying system design and control.
IOTA BJ550 Polyphenylmethyldimethylsiloxane （Replacement for DC550）-IOTA