Edges
Bad Cuts
Tears in fabric, open seams
Fabric flash
Separation, blabs, loose parts
Dirty, grey top surface
Foreign bodies, carbon or fibre nests
Damage during vulcanisation
Impressions, holes, moulding
Folds, kinks, scratches, thick areas
Profile formation, saw-tooth
Corrosion, surface blooming
Painting, Colour
Top surface profile
Damage from external
Hub formation
Dusted top surface
Top surface smoothness
Key formation
Rubber outliers
Parts sticking out
Winding / Mitläufer