Edge mapping due to solvent penetration - Paint defects - Coating defects


Figure 1: Edge mapping due to solvent penetration.

Defect name: Edge mapping
Record No.: 1870
Type of defect (Internal/Surface): Surface
Defect classification: Paint defects, coating defects
Steel name: Steel
Steel composition in weight %: No data.
Note:  
Cause: Insufficient isolation where topcoat was sanded through to substrate. Isolated with unsuitable filler. Filler incorrectly applied. Insufficient drying of substrate.
Prevention: Solvent Test to identify soft substrates. Apply only several thin coats of 2K Primer Filler. Avoid sanding through to soft substrate.
Remedy: Thoroughly dry affected area. Sand, isolate, and repaint.
Reference: Not shown in this demonstration version.

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