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Bolztherm AW-55

BOLZTHERM® AW-55 is suitable for use in the liquid phase in closed, non-pressurized heat transfer systems with forced circulation, operating in a temperature range from -28 °C to 315 °C, provided that the maximum film temperature of 340 °C is not exceeded. The optimal operating range is between 80 °C and 280 °C. For applications outside this optimal range, please contact us.

Typical propertiesUnitStandardValue
Operating range[°C]--28 to 315
Max. flow temperature[°C]-315
Max. film temperature[°C]-340
Viscosity at 40 °C[mm²/s]DIN 51562-119
Viscosity at 100 °C[mm²/s]DIN 51562-12.88
Density at 20 °C[kg/m³]DIN 51757873
Pour point[°C]DIN ISO 3016-54
Flash point[°C]DIN EN ISO 2719180
Flash point[°C]DIN EN ISO 2592193
Acid number[mg KOH/g]DIN ISO 6618≤ 0.2
Carbon residue[wt.-%]DIN EN ISO 10370< 0.1
Initial boiling point at 1013 mbar[°C]-351

More information (downloads):

Safety data sheet:
Safety data sheet

Technical data sheet:
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Technical data sheet