heat transfer liquids

Correct selection of the heat transfer liquid is of crucial importance
for the safe and reliable operation of your thermostats.

Therm 250

The standard liquid for see-through thermostats at higher temperatures.

Important features
Recommended temperature range for open systems 50 ... 250 °C
Recommended temperature range for closed systems ...
Chemical characterization
Colour
Viscosity, kinematic at 20 °C 125 mm²/s
Density at 20 °C 1065 kg/m³
Pour point < -50 °C
Flash point > 300 °C
Fire point ≥ 378 °C
Boiling point
Ignition temperature > 400 °C
Water solubility
Solvent
Material incompatibility
Order number 5 L LZB 122
Order number 10 L LZB 222
Order number 20 L LZB 322

Physical properties

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