通过试验和观察，研究了粉末涂料的流态化特征，提出了粉末涂料流态化质量的评价方法。

The fluidization characteristics of powder coatings are studied by means of experiments and observation. The evaluation system of fluidization quality of powder coatings is proposed.

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研究表明，在粘性颗粒中添加铁磁性颗粒和横向旋转磁场可以明显改善粘性颗粒的流态化质量。

The experimental results showed that addition of magnetic peacles and transverse rotating magnetic field can improve fluidization quality of cohesive particles greatly.

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从改善粉末涂料流态化质量出发，对粉末颗粒生产提出要求，介绍了流化床设计中的注意事项。

For improving fluidization quality of powder coatings, the proper powder grainess is required. Notices in designing of the fluidized bed are given.

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