· Product Description 

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 Wanda gas-liquid HTF XCELTHERM? MK1, 

 The Wanda gas and liquid phase synthesis of conducting oil XCELTHERM? MK1, diphenyl - diphenyl ethers conducting oil 

 XCELTHERM? MK1 HTF is designed for 12 ℃ -400 ℃ liquid heating system or gas heating system of 257 ℃ -400 ℃, and its important features are as follows. 

 Excellent heat transfer performance-XCELTHERM? MK1 is a also has excellent thermal stability and low viscosity properties of the HTF, in a wide temperature range of 12 ℃ -400 ° C to provide efficient, reliable, consistency Using performance. XCELTHERM? MK1 has the highest thermal stability in all organic heat transfer media. 
 Gas heat transfer medium XCELTHERM? MK1, a eutectic mixture. It can use as a liquid heat-conducting oil, can also use the evaporation - condensation properties for use as a gas conducting oil in the temperature range of 257 ℃ -400 ℃. 
 Excellent temperature control - due XCELTHERM for? MK1, can be used as the gas heat conduction oil, it can meet the precise temperature control requirements of conducting oil system. 

 Application temperature: 

 Liquid temperature range: 12 ℃ -400 ℃ 
 Gas temperature range: 257 ℃ -400 ℃ 

 Major operating temperature 
 Maximum fluid temperature 
 Liquid 
 750oF at 400oC 
 Gas 
 750oF at 400oC 
 Maximum film temperature of 800oF 427oC 
 Crystallization point 53.6oF 12oC 
 Physical properties 
 Mixtures biphenyl 

 Flash point 255oF 124oC 
 Ignition point 265oF 129oC 
 Ignition temperature 1150oF 621oC 
 Normal boiling point 760mm / Hg 495oF 257oC 
 Critical temperature 930.3oF 499oC 
 Critical pressure of 480.3 psia and 
 Critical volume of .05153 cu ft / lb 
 Heat of fusion 23.3 cal / g 
 Resistivity of 6.4 x 10 "ohm-cm 68 ° F 20oC 
 Air in the surface tension of 36.6 dynes / cm 77oF 25oC 
 Crystalline volume shrinkage rate of 6.30% 
 Melting volume expansion rate 6.66% 
 Water 300 ppm (maximum) 
 Density of 8.83 lbs / gallon 77oF 25oC 
 Specific gravity 1.044 to 1.066 77oF 25oC 
 Average molecular weight of 166