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1. Due to continuous research and development,
the above typical data is subject to change without notice.
The information should not be regarded as legally
binding assurance of any properties or suitability for
any particular application.
AP Oil International Limited
30 Gul Crescent, Jurong, Singapore 629535
tel 65 6861 5503 fax 65 6861 9162
www.apoil.com.sg
technicaldata
technicaldata
technicaldata
AP THERMOFLOW
HEAT TRANSFER OIL
DESCRIPTION
AP THERMOFLOW is heat transfer oil formulated with highly refined paraffinic
base oils and special additives. The oil, with high flash point and low volatility,
exhibits good oxidation and thermal stability.
BENEFITS
 Minimum sludging and fouling
 Improved oxidation and thermal stability
 Excellent heat transfer property
 Extended oil life
APPLICATION
AP THERMOFLOW N is for use in enclosure circuit heat transfer systems with oil
temperatures up to 300C.
TYPICAL SPECIFICATION
GRADE METHOD N32
Kinematic Viscosity, cSt
@ 40o
C
@ 100o
C
ASTM D445
ASTM D445
32
5.4
Viscosity Index ASTM D2270 105
Flash Point (COC), o
C ASTM D92 220
Pour Point, o
C ASTM D97 -15
Fire Point, o
C ASTM D92 258
Autoignition temperature, o
C ASTM D2155 370
Boiling Point, o
C ASTM D86 >316
Specific Heat Capacity, kJ/kg*K, @100 o
C - 2.18
Specific Heat Capacity, kJ/kg*K, @150 o
C - 2.36
Specific Heat Capacity, kJ/kg*K, @200 o
C - 2.54
Specific Heat Capacity, kJ/kg*K, @250 o
C - 2.71
Conradson Carbon Residue, %wt ASTM D189 <0.05
Copper Corrosion(3hr@100 o
C) ASTM D130 1b
TAN, mgKOH/g ASTM D664 0.18
Ash content, %wt ASTM D874 0.04