PN-7 Transparent Sealant Organic Protective Film with NSS Increase 20-30% and ASTMB117 Standards
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강조하다
NSS Increase 20-30% Transparent Sealant
,ASTMB117 Standards Organic Protective Film
,Transparent PN-7 Sealant
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유형징크 도금
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목화학 보조제
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색상투명한
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모델PN-7
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원래 장소중국
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브랜드 이름FENGFAN
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모델 번호PN-7
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최소 주문 수량협상 가능
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가격협상 가능
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포장 세부 사항표준 수출 포장
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배달 시간15-25 근무일
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지불 조건L/C,D/A,D/P,T/T,웨스턴 유니온,MoneyGram
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공급 능력200000pcs/day
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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