THERMINOL VP-1

氣相合成熱媒油:適用溫度範圍12℃~400℃

Therminol VP-1是一種適用於液相/氣相的合成熱媒，同時具有非常好的熱安定性及低粘度，在12℃~400℃可提供非常可靠、穩定、高效率的熱傳導。

物理/化學特性
Appearance	Clear, water white liquid
Composition	Biphenyl/diphenyl oxide (DPO) 　eutectic mixture
Crystallizing Point	12℃(54°F)
Moisture Content	300 ppm
Flash Point (ASTM D-92)	124℃(255°F)
Fire Point (ASTM D-92)	127℃(260°F)
Autoignition Temperature(ASTM E-2155)	621℃(1150°F)
Kinematic Viscosity, at 40℃	2.48 cSt
Kinematic Viscosity, at 100℃	0.99 cSt
Density at 80℃	1060 kg/m3 (8.85 lb/gal)
Specific Gravity (60°F/60°F)	1.069
Coefficient of Thermal Expansion at 200℃	0.000979/℃(0.000544/°F)
Volume Contraction Upon Freezing	6.27%
Volume Expansion Upon Melting	6.69%
Surface Tension in Air at 25℃	36.6 dyn/cm
Specific Resistivity at 20℃	6.4 x 10^11 ohm-cm
Average Molecular Weight	166
Heat of Fusion	97.3 kJ/kg (41.8 Btu/lb)
Minimum Temperatures for
Fully Developed Turbulent Flow (Re=10000)
10 ft/sec, 1-in tube	208℃(406°F)
20 ft/sec, 1-in tube	181℃(358°F)
Transition Region Flow (Re=2000)
10 ft/sec, 1-in tube	151℃(304°F)
20 ft/sec, 1-in tube	131℃(268°F)
Normal Boiling Point	257℃(495°F)
Heat of Vaporization at Max. Use Temp 　400℃	206 kJ/kg (88.7 Btu/lb)
Optimum Use Range Liquid 　Vapor	12-400℃(54-750°F) 　260-400℃(495-750°F)
Maximum Film Temperature	425℃(800°F)
Pseudocritical Temperature	499℃(930°F)
Pseudocritical Pressure	33.1 bar (480 psia)
Pseudocritical Density	327 kg/m3 (20.4 lb/ft3)

上述資料是於實驗室樣品檢測所得，並非所有產品均相同。如需更詳細的特性資料或 THERMINOL的相關技術資訊請E-mail給我們或聯繫我們的銷售代表。