Plastic random packing include pall ring. Intalox saddlles, super intalox, cascade ring, HQB ring Teller Rosette ring, Hollowball, polyhedral ball, cage ball and covering ball.

• 塑料散堆填料包括鲍尔环、矩鞍环、异鞍环、阶梯环、海尔环、共轭环、扁环、花环、空心浮球、网笼球和覆盖球等。