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滚筒式初清机Preliminary grain cleaning machine

用途：粮食烘干前或种子精选前的初步清理设备，防止较大的恶性杂物（石块、长绳等）进入烘干机或种子精选机，防止设备损坏和筛孔堵塞，提高烘干或精选效果。

工作原理：滚筒式，筒四周冲有网孔，孔径是正常物料的2.5倍，根据不同作物特性，配有不同孔径的滚筒。

Purpose: the preliminary cleaning equipment before grain drying or seed cleaning, to prevent large malignant sundries (stones, long ropes, etc.) from entering the dryer or seed cleaning machine, to prevent equipment damage and screen hole blockage, and to improve the drying or cleaning effect.

Working principle: drum type, with mesh around the drum, the hole diameter is 2.5 times of the normal material, according to different crop characteristics, equipped with different hole diameter drum.