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coat
Edge mapping due to solvent penetration
- where top coat was sanded through to - hin spray coat s and observe flash-off - l; Dry top coat thoroughly
• S
insufficient ، drying ، substrate ، filter ، primer ، unsuitable ، isolated ، spray ، coat ، observe ، flash ، avoid ، sanding ، soft ، repaint ، ،
Dirt and dust in basecoat
- st in base coat Dirt entering wet film - ered base coat /uploadfile/file_porta - st-in-base coat .JPG Dirt and dust in b - nbsp;duase coat
Cause
• Dir - tered base coat
Prevention
paint ، straine ، filter ، spraysuit ، dust ، remove ، stage ، preparation ، required ، areas ، repply ، basecoat ، dirt ، particles ، ،
Dirt and dust in clearcoat
- t in clear coat During application, di - the clear coat and is trapped in the - t in clear coat
Cause
• Dur - the clear coat
• Otherwise re - f the base coat and clear coat is requi
surface ، trapped ، dark ، light ، specks ، depend ، clearcoat ، clean ، spraybooth ، ensure ، crevices ، preparation ، wear ، free ، spraysuit ، ،
Adhesion problems between base and clear coats
- and clear coat s Excessive coat thickn - ss of base coat
Intermediate and fina - the base- coat too short
Wrong mixi - of clear- coat / hardener
Incorrect - t-Defects/ coat s.JPG Adhesion problems
hardner ، thinner ، combination ، system ، base coat ، clearcoat ، sheet ، intermediate ، final ، sand ، repair ، ،
Poor opacity
- hes)
Top coat film build too low
Co - • Top coat film build too low
- icient top coat to obtain opacity
&
coating ، overthinned ، topcoat ، finish ، substrate ، spray&uniform ، sufficient ، obtain ، opacity ، excessive ، amount ، thinner ، ،
Lifting & wrinkling
- bull; Over coat ing an uncured substrat - emove all coat ing and refinish from
overcoating ، uncure ، substrate ، thinner ، hardner ، combined ، system ، incompatible ، thicknesses ، refinish ، product ، ،
Matting/gloss
- ull; Clear coat applied too fast
&b
thickness ، air ، humidity ، substrate ، wood ، pain ، colour ، sensitive ، miing ، contaminated ، hardner ، thinner ، unsuitable ، insufficient ، clearcoat ، polish ، afterdriying ، ،
Silver halo effect
- allic base coat
Remedy
- le at base coat stage before clear coat matelllics ، typical ، dark ، edge ، light ، also ، blend ، ensure ، basecoat ، respray ، clearcoat ، ،
Tar spots
- • Re- coat finish with wax polish
driving ، over ، tarmaced ، road ، surface ، brown ، black ، polishing ، fine ، clener ، removal ، spot ، recoat ، ،
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