Wing pulley incorporate a non-continuous contact surface comprised of individual wings or fins. Also known as self-cleaning pulley, wing pulley is primarily used on the tail end of bulk handling system . This construction results in the creation of open voids that allow loose material to fall away from the contact surface.
翼形滚筒包含由单个翼片组成的非连续接触面，也称为自清洁滚筒，翼形滚筒主要用于散装处理系统的尾端。 这种结构会产生开放空隙，使松散物料从接触表面脱落。