The hazards and main causes of high static electricity in PVC resin was analyzed.Im-provement measures were adopted,such as optimizing the dryer temperature,adding a wer air suction pipeline at the inlet of the conveying fan,adding humidifying device,cooling sleeves and static grounding wires on the conveying pipeline.After the implementation of improvement measures,static electricity in PVC resin was effectively eliminated and the conveying speed of the resin was ensured.
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