It can avoid a second wet of granulated plastics after drying when driectly linking the material inlet of the molding machine;

可直联主机进料口，避免烘干后的塑料粒子两次吸潮。

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After sealing the filter material outlet, the new filter material shall be added from the filter material inlet of the upper end.

封闭好滤料出口后，从上端的滤料入口加入新滤料。

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The material selection and the design of expansion joints used for inlet and outlet flue pipes of catalytic cracking equipments are introduced.

详细地介绍了催化裂化装置中能量回收部位的烟机进、出口烟道膨胀节的选型与设计。

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