Military Fluids
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Military Fluids
MIL-PRF-87252C
XCELTHERM®500M

(COOLANT FLUID, HYDROLYTICALLY STABLE, DIELECTRIC)

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Radco Industries, Inc. Qualification Number: AFPET/PTPT 11-006
PO Box 305 Qualification Date: 20April2011
LaFox, IL 60147 Manufacturing Location: LaFox IL
Telephone: (800) 854-4865 Fax: (630) 232-7968

DESCRIPTION
REQUIREMENT
TYP. RESULT
TEST METHOD
Kinematic Viscosity,
Centistokes
@ 40 °C, minimum 5.0 cSt 5.14 cSt ASTM-D455-10
@ 100 °C, minimum 1.65 cSt 1.71 cSt ASTM-D455-10
@ -40 °C, maximum 300 cSt 267.5 cSt ASTM-D455-10
Low Temperature Viscosity Stability @ -54°C, maximum

 
Viscosity @ 1.5hrs, maximum 1,300 cSt 1,132 cSt ASTM D2532
Viscosity @ 3hrs, maximum 1,300 cSt 1,140 cSt ASTM D2532
Viscosity @ 72hrs, maximum 1,300 cSt 1,142 cSt ASTM D2532
Flash Point, °C, minimum 150°C 158°C ASTM-D92
Fire Point,°C minimum 160°C 178°C ASTM-D92
Total acid number, maximum .20 mg KOH/gm <0.1 mg KOH/gm ASTM-D664
Water content, ppm, maximum 50 ppm 11 ppm ASTM-D6304
Solid Particle Contamination per 100 ml, microns      
5 to 15 10,000 max 68 FED-STD-791D 3012
16 to 25 1,000 max 10 FED-STD-791D 3012
26 to 50 150 max 8 FED-STD-791D 3012
51 to 100 20 max 2 FED-STD-791D 3012
+100
5 max 0 FED-STD-791D 3012

XCELTHERM® 500M Coolant Fluid is a military qualified dielectric/cooling fluid consisting of a synthetic hydrocarbon base oil and additives. Designed for safe use in land and airborne closed loop cooling systems, XCELTHERM® 500M demonstrates excellent heat transfer fluid properties, oxidative stability, and dielectric characteristics in both military and commercial applications from -54°C (-65°F) to 135°C (275°F).
XCELTHERM® is a registered trademark of RADCO INDUSTRIES, INC.

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Radco Industries, Inc.

39W930 Midan Drive - PO Box 305
LaFox, IL 60147
Worldwide  - 630.232.7966
US  - 800.854.4865
Fax - 630.232.7968
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