DOWTHERM™ G Synthetic Thermal Fluid

DOWTHERM™ G is a synthetic organic thermal fluid for liquid-phase heat transfer processes for applications between 20°F and 675°F (−6°C to 360°C).

Quantity
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Specifications

Operating temperature range: 20°F to 680°F (−6°C to 360°C)
Vapor pressure: 49.12
Specific heat: 0.363°F
Viscosity: 146
Density: 70.34
Freezing point: <40°F
Flash point: 266°F
Autoignition: 1083°F
Average molecular weight: 204.6
Thermal expansion data is available upon request.
Primary Chemistry: Mixture of di- and tri-aryl ethers

Manufacturer
Dow
Product Line
DOWTHERM™ Synthetic Thermal Fluids
Product
DOWTHERM™ Synthetic Thermal Fluids
Industries
Adhesives Facility Infrastructure Maintenance, Repair, Overhaul Transportation Water Treatment
Authorized Countries
Austria Benelux Canada France Germany Italy Spain Switzerland United Kingdom United States
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Specifications

Operating temperature range: 20°F to 680°F (−6°C to 360°C)
Vapor pressure: 49.12
Specific heat: 0.363°F
Viscosity: 146
Density: 70.34
Freezing point: <40°F
Flash point: 266°F
Autoignition: 1083°F
Average molecular weight: 204.6
Thermal expansion data is available upon request.
Primary Chemistry: Mixture of di- and tri-aryl ethers

Features & Benefits

  • Mixture of di- and tri-aryl compounds
  • Liquid phase only, pressurized above 290°C
  • Lower pressure than DOWTHERM™ A fluid
  • Good physical properties

Problems Solved

Ineffective liquid-phase heat transfer
Poor thermal fluid stability
Inferior low-temperature heat transfer fluid flow characteristics

Applications

DOWTHERM™ G Synthetic Thermal Fluid, can be used in a wide variety of heat transfer applications, including but not limited to the following:

Indirect heat transfer exchangers
Vapor- and liquid-phase systems
Polystyrene production processes
Polycarbonate manufacturing
Heat recovery process loops
Lubricant stock refining
Oil and gas boilers and refinery equipment
Off-shore refineries

Related Applications
Adhesives Facility Infrastructure Maintenance, Repair, Overhaul Water Treatment
Related Chemistries
Facility Infrastructure Maintenance, Repair, Overhaul
Related End Markets
Facility Infrastructure Maintenance, Repair, Overhaul Transportation
Related Functions
Adhesives Facility Infrastructure Maintenance, Repair, Overhaul

DOWTHERM™ Synthetic Thermal Fluids Articles

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Dow DOWTHERM™ Performance

DOWTHERM™ are best in class heat transfer fluids from Dow. They are designed with dynamic properties to meet the modern industrial application needs. Explore our portfolio of specialized grades for superior performance and extended durability.

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Dowtherm High Temp Fluid Life

High Temperature transfer is critical in a broad range of industries - Dow Chemical provides leading performance thermal fluids that help save money through quality. Learn more in our article here!

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