Transcription of TROUBLESHOOTING MOLDING PROBLEMS - IDI Composites
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407 S. 7th Street | Noblesville, Indiana 46060 | (317) 773-1766 | Fax: (317) 773-3877 | TROUBLESHOOTING MOLDING PROBLEMS MOLDING Guide for BMC & SMC IDI Composites International June, 2017 407 South 7th Street | Noblesville, Indiana 46060 | (317) 773-1766 | Page 2 / 44 MOLDING TROUBLESHOOTING Guide Table of Contents Blisters .. 3 Bond Failure .. 4 Bond Readout .. 5 Chip .. 6 Contamination .. 7 Crazing (Surface Cracks) .. 8 Dieseling .. 9 Dirt .. 10 Dull Surface .. 11 Ejector Cracks .. 12 Fiber Pull .. 13 Fiber Tear .. 14 Finger Tracks .. 15 Fish Eye .. 16 Flow Marks .. 17 Fractures .. 18 Gouge .. 19 Hanging 20 Knit Lines .. 21 Laking.
• Oven temperature heat-up rate too fast, especially in combination with a high ... • Match the thermal expansion coefficients between the substrate and the ... Dirt is a particulate contaminate under or in any paint film that shows up as a raised bump of the cured paint film. Probable Cause Material
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