Quality · Defect diagnostics
Defect Detective
Every defect has a fingerprint. Read the symptom, then trace which station it most likely came from: poor dispersion points to mixing, uneven thickness to calendering, undercure to curing. Each result reveals the mechanism and how to prevent it.
Investigation 1 / 12Score 0
Observed symptom · Poor filler dispersion
Speckled or grainy surface, visible carbon black agglomerates, uneven matte/gloss patches, and a gritty feel under a fingernail. On a cut section you may see dark or light flecks standing out against the surrounding matrix.
Where did this most likely originate?
Read the symptom, then choose where the defect most likely began. The full diagnosis, with both its process cause and its chemistry cause, appears here.