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 PVDF
Aluminum panel(PVDF coated) |
| The PVDF painting line of ours,FAL
Far East Co.,Ltd is the top-notch all-closed CNC continuous auto line,
which adopted the oversea stated the oversea state-of-the-art equipment.
The full line is near 430m long, with an annual capacity of 800,000m2,
strictly compliant with ASTM standard. Suspension chain conveyor is
equipped; in the water-curtain spraying room three sets of computerized
Ransburg electrostatic spray guns are in place; the baking oven is
heated by proportional US burner. The Sheen oven temperature tracker
and Minolta spectrometer are configured for on-line inspection. Therefore
it is a highly automated line. The coating complies with AAMA2605.
FAL PVDF aluminum panel can be sored for 15 years under normal outdoor
condition. |
| Spray
painting process flow: |
（1）as per AAMA2605-98 stipulated by
American Architecture Manufacture Association.
（2）pretreatment of A1 and A1 alloy:
Degrease-alkaline etch-roughen(picking)-chromizing-baking
（3）PVDF spray painting:
Curing-workpiece unloading-inspection(packing) |
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| PVDF coating is most suitable for
outdoor metals such as aluminum building curtain wall, scaffoding
rack, aluminum window frame, suspending roof and signboard. Its primary
composition is above 70% Kyanar 500 or Hylar 5---DE resin which intergrates
stability and durability, PVDF coated products can withstand long
term erosion of wind, rain, UV light, industyr waste gas, acid rain
and chemicals, and keep the gloss and cleanliness, be easy to clean
and miantain, no discoloration, peel off, break and chalking, and
tested in accordance with AAMA2605. the service life is over 15 years. |
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