UOLEN50

Product Features

Colorless, excellent light transmittance
Odorless, comfortable to operate and eco-friendly
High thermal stability, long service life
Relatively low pour point and good fluidity at low temperatures

Working Temperature Range

For open-loop systems: -30°C to 170°C(-22°F to 338°F)
For closed-loop systems: -30°C to 300°C(-22°F to 572°F)

Application Fields

Experimental research, petrochemicals, biopharmaceuticals, pesticide synthesis,
food processing, air conditioning, cold storage, automotive, aerospace and other fields.

Applicable Equipment

High/low temperature circulation unit s ,jacketed glass reactors, enamel reactors,
freeze dryers, TCU temperature control units,constant temperature oil bath,
freezer unit equipment, thermal oil heaters, and mold temperature controllers.

Productpackaging

10L, 25L, 200L, and 1000L drums.

Specifications

Item		Characteristic Parameter
Appearance		Colorless transparent liquid
Composition		Silicone oils
Density (at 20°C/68°F)		0.965 g/cm³
Moisture content, max.		100 ppm
Flash point		320°C (608°F)
Auto-ignition point		450°C (842°F)
Viscosity	-30°C (-22°F)	198.9 mm²/s
	-20°C (-4°F)	144.8 mm²/s
	-10°C (14°F)	113.5 mm²/s
	0°C (32°F)	85.9 mm²/s
Pour point		<-65°C (-85°F)
Specific heat (at 20°C/68°F)		1.609 KJ/(kg·k)
Thermal conductivity (at 20°C/68°F)		0.148 (w/m·k)
Normal boiling point		>300°C (572°F)
Total acidity		<0.01 mg/kg(KOH)
Sulfur content		<10 ppm
Chlorine content		<10 ppm
Copper strip corrosion (at 100°C/212°F, 3h)		<1a
Expansion coefficient (at 10°C/50°F)		0.00098 K⁻¹
Max. bulk temperature		300°C (572°F)
Max. film temperature		310°C (590°F)
Breakdown voltage (2.5mm)		>55 KV
Volume resistivity (at 90°C/194°F)		2.82×10¹² Ω·m
Permittivity (at 90°C/194°F)		2.527
Dielectric dissipation factor (tg) (at 90°C/194°F)		0.00022
*The above data are obtained from laboratory tests on samples and may vary between batches.

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