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An airbag manufacturer was looking for an effective way to dry recycled polyamide powder from plastic scraps to reuse as a raw material. Traditional drying methods proved inefficient or difficult for the explosive powder. The client needed a solution to gently dry the powder from 20% to 0.5% moisture safely. SAIREM proposed a high frequency dryer that uses radio waves to heat and evaporate water from inside the powder in minutes. This selective heating avoids exceeding the 70°C limit to prevent discoloratio

Author

김한억

Language

EN