Extrusion & Post
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PVB Autoclave Process
Problem Phenomenon
PVB autoclave temperature, pressure, and time program improper, bubble and delamination defects.
Cause Analysis
PVB autoclave is the final bonding process; temperature, pressure, and time program; pressure release speed; loading method; equipment condition.; When troubleshooting on site, verify item by item according to this mechanism, avoiding blind machine adjustment based only on experience
Solution
①Autoclave program optimization and verification; ②Pressure release speed control; ③Loading specifications; ④Equipment maintenance and calibration.; After adjustment, continuously sample to verify the effect, confirm stability before resuming mass production
Key Takeaway
PVB autoclave process is the key to quality finalization; program optimization is based on verification; equipment condition ensures stability.; After confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence
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