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Zhangzhou Woncheng Powder Coatings Co., Ltd

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Dark grey color matte powder coating for craft
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Product: Views:176Dark grey color matte powder coating for craft 
Unit price: Negotiable
Delivery date: Since the payment date Days delivery
Valid until: Long-term effective
Last updated: 2017-08-16 18:54
Model Number: EP332836A Brand Name: woncheng Key Specifications/Special Features: Powder coating is a dry finishing process that uses finely ground powders of pigment and resin to coat the surfacePowder coating uses an electrostatically charged technique in which the powders are charged so that the powder particles adhere to the metal surface and are then melted and fused together in the curing process Production details
Product codenumber EP332836
Color dark grey
Gloss level matt 2%
Surface finish smooth
Powder property
Appearance fine powder
Particle size average32-42μm
Specific gravity 1.3-1.6g/cm3
Coverage 7-8squaremeterperKgat80μmfilmthickness
Application corona
Application voltage 60-90kV
Gunto component distance 15-30cm
Film thickness 80-90μm
Curing temperature 190°C(objecttemperature)for15minutes
Powder coated film mechanical properties
Adhesion cross-cut(2mm),nolossofadhesion
Impactresistance direct and indirect50kg/cm
Pencil hardness 2H
Flexibility 6mm mandrel
Bending test 3mm
Powder coated film chemical resistance
Salt spray test 5%NaCl solutionfor500 hours nochange
Acid resistance 5%HCLfor48hoursdiptest nochange
Alkali resistance 5%NaOHfor48hoursdiptest nochange
Surface preparation
Aluminium yellowchromateorgreenchromate/phosphate
Ferrousmetals zincphosphateorIronphosphate
Zinccoatedmetals zincphosphateorchoromateconversion
Storage stability
Relativehumidity: 50-65%
Awayfromdirectsunlight,fire, heat