Dow UCON™ 50-HB-2000 PAG Lubricant

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Dow UCON™ 50-HB-2000 PAG Lubricant
Categories:	Fluid; Lubricant
Material Notes:	A water soluble PAG that is a liquid polyalkylene glycol block copolymer. Above the cloud point, the UCON separates from solution and acts as an extremely effective defoamer. Cloud Point (1 wt%) ~ 50°C.
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Physical Properties	Metric	English	Comments

Density	0.989 g/cc @Temperature 100 °C	0.0357 lb/in³ @Temperature 212 °F
	1.038 g/cc @Temperature 40.0 °C	0.03750 lb/in³ @Temperature 104 °F
	1.056 g/cc @Temperature 20.0 °C	0.03815 lb/in³ @Temperature 68.0 °F
Viscosity Measurement	254	254	Index; ASTM D2270, IP 226
	76000	76000	@ -18°C, [SUS], Saybolt
Saybolt Viscosity at 100°F	2000 SUS	2000 SUS
Viscosity Measure	3940 cSt @Temperature 0.000 °C	3940 cSt @Temperature 32.0 °F
Saybolt Viscosity at 210°F	335 SUS	335 SUS
Kinematic Viscosity at 40°C (104°F)	440 cSt	440 cSt
Kinematic Viscosity at 100°C (212°F)	70.2 cSt	70.2 cSt
Molecular Weight	2660 g/mol	2660 g/mol

Thermal Properties	Metric	English	Comments
CTE, linear	0.000800 µm/m-°C @Temperature 55.0 °C	0.000444 µin/in-°F @Temperature 131 °F
Pour Point	-32.0 °C	-25.6 °F	ASTM D97, IP 15
Flash Point	177 °C	351 °F	PMCC; ASTM D93, IP 34
	249 °C	480 °F	COC; ASTM D93, IP 36

Optical Properties	Metric	English	Comments
Refractive Index	1.459	1.459

Descriptive Properties
Weight per Gallon	8.84 lb

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PDOW2016 / 183663

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