propeller belt تسمه پروانه
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The propeller belt تسمه پروانه is actually a type of power transmission belt that is used in most industrial machines that work with an internal combustion engine. The propeller belt is used in gasoline or diesel engines to drive the cooling propeller that is placed behind the engine radiator system. Impeller belt is used both in ribbed form similar to timing belts, as well as grooved in the longitudinal direction of the belt and in many cases V-belt type. تسمه پروانه
