PN-7 Transparent Sealant Organic Protective Film with NSS Increase 20-30% and ASTMB117 Standards
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Destacar
NSS Increase 20-30% Transparent Sealant
,ASTMB117 Standards Organic Protective Film
,Transparent PN-7 Sealant
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TipoChapeamento de Zink
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ItemAgente auxiliar químico
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CorTransparente
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ModeloPN-7
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Lugar de origemChina
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MarcaFENGFAN
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Número do modeloPN-7
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Quantidade de ordem mínimaNegociável
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PreçoNegociável
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Detalhes da embalagemEmbalagem de exportação padrão
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Tempo de entrega15-25 DIAS DE TRABALHO
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Termos de pagamentoL/C,D/A,D/P,T/T,Western Union,MoneyGram
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Habilidade da fonte200000pcs/dia
PN-7 Transparent Sealant Organic Protective Film with NSS Increase 20-30% and ASTMB117 Standards
PN-7 Transparent Sealant Transparent Organic Protective Film
PN-7 Transparent Sealant is a high-performance organic protective film designed for use on various passivation layers.
Key Properties
- Does not contain hexavalent chromium
- Compatible with both hexavalent and trivalent chromium passivation layers, as well as chrome-free process components
- Forms a transparent protective film that typically preserves the original color of the passivation layer
- Enhances corrosion resistance by 20-30% NSS (when used as sealant) according to ASTM B117 standards, preventing white rust formation
- Offers versatile application methods including centrifugal dip coating and spray coating
Recommended Process
Zinc plating → Water wash → Nitrate leaching (0.5% v/v) → Water wash → Trivalent chromium passivation → Circulatory water wash → Drying → Sealing with PN-7 → Drying (50℃ for 25 minutes or 120℃ for 10 minutes)
Application Specifications
Concentration:
1-2% Vol% (preferably using deionized water)
Temperature:
25-60℃
Time:
5-15 seconds
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