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Methanol Freeze Protected Heat Transfer Liquids

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Freezing Point of Methanol based Water Solutions

Methanol or methyl based heat-transfer fluids or brines - Freezing Points
Methanol Concentration
(%)
by mass0102030405060708090100
by volume0132435465666758392100
Freezing points oF 32 20 0 -15 -40 -65 -95 -115 -125 -130 -144
oC 0 -7 -18 -26 -40 -54 -71 -82 -87 -90 -98

Flash Points of Methanol based Water Solutions

The flash point of a chemical is the lowest temperature where it will evaporate enough fluid to form a combustible concentration of gas. The flash point is an indication of how easy a chemical may burn.

Methanol or methyl based heat-transfer fluids or brines - Flash Points
Methanol Concentration
(%)
by mass0102030405060708090100
by volume0132435465666758392100
Flash Points oF - 130 110 95 85 75 70 60 54 54 54
oC - 54 43 35 29 24 21 16 12 12 12

Warning

  • HIGH flammability if pure
  • HIGH toxicity

Alternatives to Methanol based Water Solutions

Physical Properties of Methanol

  • Molecular Weight : 32.04
  • Boiling Point : 64.7 oC
  • Melting Point : -97.8 oC
  • Flash Point : 12 oC (54 oF) closed cup
  • Auto ignition Temperature : 878 oF
  • Vapor Pressure : 92 mm Hg at 20 oC
  • Density/Specific Gravity : 0.7915 at 20/4 oC (water = 1)
  • Vapor Density : 1.11 (air = 1)
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Related Topics

Material Properties

Properties of gases, fluids and solids. Densities, specific heats, viscosities and more.

Melting and Freezing Points

Melting and freezing points of elements and chemical species at varying conditions.

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