Похожие презентации:
Spectrum vs PVDF
1. SPECTRUM vs PVDF
CEE Commercial Meeting23-24 June 2009
2. SPECTRUM vs PVDF
2SPECTRUM vs PVDF
Organic coated steel is generally composed of a steel substrate (cold rolled or
with a zinc-based metallic coating) with a surface treatment layer, a paint
primer coating and a topcoat. For certain applications, a colaminated
polymer film may be added, and a temporary protective film, if required.
Topcoat
Primer
Surface treatment
Zinc coating
Steel Substrate
Zinc coating
Surface treatment
Backside coating
3. SPECTRUM vs PVDF
3SPECTRUM vs PVDF
4. SPECTRUM vs PVDF
4SPECTRUM vs PVDF
Properties
SPECTRUM
PVDF
Application
External use in severe
environments
External use in severe
environments
Description
• Very good UV resistance
• Excellent corrosion
resistance
• Very good formability
• Thick and solid system
without PVC
• Excellent colour and
appearance stability
• Good corrosion resistance
• Excellent chemical resistance
60 μm
25÷35 μm
Composition on front
20 μm primer + 40 μm
top coat +
5 to 15 μm of primer
+ 20 μm s of topcoat
Composition on back
12 μm (2 layers) backing
coat
5 to 12 μm
Gloss (Gardner 60°)
30 GU
20 to 30 GU
Slightly grained
Smooth
no need
self adhesive film
Thickness
Description
Appearance
Temporary protection
5. SPECTRUM vs PVDF
5SPECTRUM vs PVDF
Properties
SPECTRUM
PVDF
≤1T
≤1T
≤ 1.5 T
≤3T
Surface “pencil”
hardness
F to H
F to H
Clemen scratch
resistance
4÷6 kg
≤ 3,5 kg
Salt spray test
1000 hours (RC5)
500 to 700 hours (RC4)
Condensation
resistance
1500 hours
1000 hours
Resistance to
accelerated
weathering
Gloss retention ≥ 80%
ΔE ≤ 1.2
Gloss retention ≥ 80%
ΔE ≤ 1.2
Very good
Very good (Excellent)
Automatic 10 Years
5-10 years depending on
environment
Adhesion of the
coating (T-bend)
Resistance to
cracking on bending
Robustness (T-bend)
Durability
Resistance to various
substances
Guarantee
6. SPECTRUM vs PVDF
6SPECTRUM vs PVDF
• Is a 60 µm organic coating specially developed for building
applications in aggressive atmospheres
• Is processing friendly thanks to its very good flexibility and its high
resistance to mechanical damages,
• Spectrum has a very robust surface withstanding severe
mechanical aggressions
• Outstanding durability in high humidity environments,
• Spectrum is Chlorine, phthalates and plasticizers free.
It is 100% recyclable.
• Automatic guarantee of 10 years, with life expectancy of 30 years
7. SPECTRUM vs PVDF – „specification tree”
7SPECTRUM vs PVDF – „specification tree”