Of all the demands placed on conveyor belts, heat is usually the most unforgiving and damaging. High-temperature environments accelerate the aging process, which causes the rubber to harden and crack.

Our heat resistant cover compounds are superb for prolonged exposure to hot payloads and abrasives. While others note their maximum heat that is only supported for a short term load (around a minute or two), we are proud to report our prolonged heat threshold, since that is what really matters for your operation: not a minute of heat resistance, but for the entire operational period. Please note that our heat resistant cover compounds below also reach as high as 750 degrees as others report for short term loads.

Available Cover and Rubber Compounds

Abrasion Heat

OptimaHeat

OptimaHeat cover compound retains its heat resistance after continuous operation up to 400 degrees F, with minimal abrasion degradation. This new proprietary cover resists hardening and cracking while retaining its flexibility when running under extreme and high heat conditions Key Characteristics: Better Heat Aging Better Abrasion Resistance Improved Cracking…

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Abrasion Heat Low extraction

Sahara DS

Provides good abrasion resistance in elevated operating temperature environments. Temperature resistant to 300 deg F (149 deg C) for abrasive coarse lumps ( 2 inches +/50 mm +) and 250 deg F (120 deg C) for abrasive fines.

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Heat Oil

Sahara OR

Excellent resistance to oil and heat up to 300° F (150°C) temperatures for coarse lumps (2″ or + 50mm in size) and 250° F (120° C) for abrasive fines as well as for low-temperature applications down to (-55° C) Recommended for conveying hot mixtures containing diesel oil as well as…

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Abrasion Heat Low extraction

DeltaHeat 2.0

Delta Heat® 2.0 is Fenner Dunlop’s new and improved premium hot material compound designed to resist the negative effects of cover cracking, hardening, flexing, tearing and abrasion associated with high-temperature environments. Delta Heat® 2.0 Temperature resistant to 400°F (205° C) for abrasive coarse lumps (2 inches +/ 50mm +) and…

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Abrasion Heat Low extraction

White DeltaHeat

Temperature resistant to 350 deg F ( 177 deg C) for abrasive course lumps (2 inches +/ 50 mm +) and 300 deg F (149 deg C) for abrasive fines. Recommended wherever a premium high-temperature belt is required. Provides maximum service life on enclosed systems with high environmental temperatures.

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Fenner Dunlop Conveyor Belting