Processing Machinery
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PCABS Mobile Phone Middle Frame Application
Problem Phenomenon
[Problem Phenomenon] Mobile phone middle frames require high strength, thin walls, and surface decorativeness
Cause Analysis
PC/ABS has high strength and can be thin-walled, with CNC and anodizing (special grades) or spraying decoration; used in middle frames and structural parts; during on-site troubleshooting, verify item by item according to this mechanism, and avoid blindly adjusting the machine based only on experience
Solution
Select high-strength PC/ABS for middle frames; high-flow grades for thin walls; verify supporting decoration processes; after adjustment, continuously sample to verify the effect, and resume mass production after confirming stability
Key Takeaway
PC/ABS mobile phone middle frame combines strength, thin wall, and decoration in one; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a troubleshooting reference for similar problems in the future
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