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About Marlotherm

Eastman Marlotherm® heat transfer fluids were developed to indirectly transfer process heat. They can meet the needs of most single- or multi-station heat-using systems, performing within expected temperature ranges to provide thermal stability.

Using our fluids can help support safe operations, lower capital costs and reduced maintenance costs.

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Improved processes

The temperature control and dependable operation Marlotherm provides can help maintenance and operations managers, operating engineers, and other heat transfer system professionals. Different fluid varieties are formulated for pressurized and nonpressurized systems, allowing for dependable operation across a range of uses.

Marlotherm also helps prevent the formation of solids in a system, which can accumulate and block pipes and related equipment. These blockages can result in fouled product, equipment replacement or other problems that result in unnecessary downtime. Our fluids reduce maintenance costs by helping minimize solids while supporting safer operations.

Eastman is the world’s leading solution provider for precise temperature control thanks to high-performance fluids and our technical service and expertise.

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High-performance portfolio

Designed to provide precise temperature control in a variety of applications, Marlotherm provides proven performance, superior product life and worry-free fluid maintenance.

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Strong foundations

With more than 60 years of industry innovation, Eastman delivers unmatched heat transfer fluid expertise. Our fluids excel in temperatures from -115°C to 400°C, supporting applications from polar oil and gas processing to high-heat solar power arrays. We combine deep technical knowledge with a thorough understanding of operations, regulations and supply chains to ensure responsive global support and seamless collaboration.

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Expert technical support

We offer multiple support programs to help customers get the most from their heat transfer systems. Our Total Lifecycle Care® (TLC) program offers support throughout a system’s lifetime and includes sample analysis, system design support and safety training.

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Global footprint

Eastman’s heat transfer fluids are the top-selling synthetic fluids in the world, with manufacturing facilities and product supply on four continents. As one of the largest fluid producers, Eastman has the infrastructure to fill high-volume orders.

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Smart fluid maintenance

The Fluid Genius™ software program combines artificial intelligence with half a century of Eastman expertise to monitor and proactively care for systems.

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