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When transporting powders, we have persistent problems like sticking and caking. Why?

April 26, 2017caking persistent powders problems Sticking transporting

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When transporting powders, we have persistent problems like sticking and caking. Why?

1 Answer

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Powders are generally very hygroscopic, meaning they absorb moisture easily. A preferred solution is to lower the relative humidity in areas where the powder is processed and also if conveying powders with air, dry the air to avoid absorption of moisture by powder during conveying.