Processing Machinery
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PPSU barrel cleaning extremely difficult
Problem Phenomenon
PPSU high-temperature residual material carbonizes and is difficult to remove from the barrel.
Cause Analysis
At 380°C, residual PPSU carbonizes and forms a carbon layer that is difficult to remove.
Solution
Use professional high-temperature purging compound; replace with low-melting plastic before shutdown.
Key Takeaway
PPSU cleaning is a high-risk operation.
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