High Durability PVDF Coated Color Coated Steel Coil Anti Corrosion For Construction
Price:
400-700 USD/Tonc
MOQ:
1 Ton
Delivery Time:
7 - 15 Days
Brand:
ZHONGQIANG
Product Description
PVDF Color Coated Steel Coil - Product Description for Foreign Trade Websites
Southeast Asian Market Tailored Certifications & Customization Included
1. Core Product Positioning
Engineered for Southeast Asia's harsh conditions—high heat, humidity, intense UV rays, and coastal salt spray—PVDF color coated steel coil pairs premium weather-resistant substrates with top-tier fluorocarbon coatings. It is the go-to long-lasting protection for industrial workshops, warehouses, and building roofing/cladding, solving common pain points of ordinary sheets: fading, rusting, and coating peeling.
2. Substrate Selection: Quality Base, Customizable Options
The substrate is the backbone of the coil. We offer two high-performance options to match diverse corrosion and strength needs:
- Hot-Dip Galvanized Substrate
- Process: Continuous hot-dip galvanizing creates a dense zinc-iron alloy layer for strong adhesion and peel resistance.
- Customization: Zinc coating thickness ranges from 80g/m² to 275g/m²; 275g/m² is ideal for coastal high-salt areas.
- Advantages: Yield strength 250–550MPa, excellent impact and deformation resistance, suitable for load-bearing roofing to cut reinforcement costs.
- Hot-Dip Galvalume Substrate
- Process: 55% aluminum + 43.5% zinc + 1.5% silicon alloy coating via hot-dip method forms a dual protective barrier.
- Advantages: 2–6 times more corrosion-resistant than galvanized substrates of the same zinc thickness; heat-resistant up to 315℃ for tropical exposure; smooth surface boosts coating adhesion and service life.
3. PVDF Coating: Top-Tier Weather Resistance
We use original DuPont/Nippon Paint PVDF fluorocarbon coatings—far superior to standard PE/SMP coatings and perfectly suited to Southeast Asian climates:
Core Performance
- Long-Lasting Weather Resistance: ≥70% fluorine content ensures 20–30 years of UV resistance, with gloss loss ≤5% and fading grade ≤1.
- Corrosion & Stain Resistance: Low surface tension enables self-cleaning; acid/alkali/salt spray resistant, passing 5000-hour neutral salt spray tests without blistering or rust.
- Wear & Scratch Resistance: Hardness ≥2H prevents coating damage during transportation and installation, reducing maintenance costs.
Performance Comparison (Southeast Asia Adaptability)
| Performance Indicator | PVDF Fluorocarbon Coating | Ordinary PE Coating | SMP Coating |
|---|---|---|---|
| UV Resistance Lifespan | 20–30 years | 3–5 years | 8–10 years |
| Salt Spray Test Duration | 5000h | 1000h | 2000h |
| Damp Heat Resistance | Excellent | Average | Good |
| Self-Cleaning Function | Yes | No | Weak |
4. Coating Process: Precision & Consistency
Our full-auto 2-coat 2-bake (2/2) production line uses digital control to ensure uniform quality for every coil:
- Pretreatment: Degreasing → washing → pickling → phosphating → passivation removes impurities and forms a dense passivation film to enhance coating adhesion.
- Coating: Roller + electrostatic spraying ensures precise thickness: 20–25μm (topcoat) + 5–7μm (primer)—no sagging or missed coating.
- Curing: High-temperature baking at 230–250℃ fully cross-links PVDF molecules, creating a tight protective layer that meets international standards.
5. Customization Services: Flexible, Cost-Effective Solutions
We offer one-stop customization to fit Southeast Asian project needs:
- Specifications: Custom thickness 0.3–1.2mm, width 914–1250mm, and slitted lengths to reduce on-site cutting waste.
- Colors: Match any RAL/Pantone color; bulk order color consistency error ≤0.5 grade.
- Packaging: Export-standard moisture-proof packaging (plastic film + anti-rust paper + steel strips) for sea freight; supports custom logo printing.
- Delivery: In-stock items ship in 7 days; custom orders deliver in 15–20 days to meet urgent project timelines.
6. Certification Compliance: Smooth Procurement & Quality Assurance
Our coils hold global certifications, fully meeting Southeast Asian import standards:
- System Certifications: ISO 9001, ISO 14001, ASTM.
- Product Certifications: SGS salt spray test, BV quality, Malaysia SIRIM, Indonesia SNI.
- Environmental Compliance: RoHS-certified, heavy metal and formaldehyde-free—safe for food warehouses and civil buildings.
7. Performance Matching: Targeted for Southeast Asian Scenarios
| Application Scenario | Recommended Substrate | Core Advantages |
|---|---|---|
| Coastal high-salt factories/roofing | 275g/m² Hot-Dip Galvanized | High-zinc coating resists salt spray erosion |
| Tropical high-UV building cladding | Hot-Dip Galvalume | Heat/weather resistance reduces fading |
| High-end commercial exterior walls | Galvalume + PVDF Coating | Long-lasting color, self-cleaning, sleek appearance |
| Industrial warehouse partitions | 80g/m² Hot-Dip Galvanized | Cost-effective basic corrosion protection |
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Shandong Zhongqiang Metal Materials Co., Ltd.
Location
Dian Zi Zhen S316 Da Lu Yu Ying, Boxing County, Binzhou City, Shandong Province 480 metres south of Xin Road intersection Road West
Contact Person
Mr Zhang