Geely Aluminum Composite Panel purchase high quality raw materials from:
PVDF coating of excellent weatherability:
KYNAR500 PVDF(Fluorocarbone), Polyester-- From BECKER INDUSTRIAL COATINGS, PPG
Aluminum alloy with high anti-rust:
Aluminum Company of America (ALCOA, shanghai)
High molecular adhesive film: USA DuPont Company
PE Core: China Sinopec Yangzi Petrochemical Company Ltd.
Fire resistant polyethylene (B1 grade; A1 grade);
Low density polyethylene(LDPE)- top Grade black polyethylene(recycled);
PVDF coating Aluminium Composite Panel Date Sheet |
Panel Thickness |
Standard |
Unit |
4mm |
Thickness of Aluminium |
DIN 1784 |
mm |
0.50 |
Aluminum thickness deviation |
DIN 1784 |
mm |
±0.01 |
Weight |
|
Kg/m 2 |
5.5 |
Tolerance in length |
DIN 16927 / ISO 11833-1 |
mm |
- 0 / +2 |
Tolerance in width |
DIN 16927 / ISO 11833-1 |
mm |
- 0 / +1.5 |
Tolerance in thickness |
DIN 16927 / ISO 11833-1 |
mm |
± 0.10 |
Horizontal flatness |
DIN ISO 1101 |
mm |
5 |
Longitudinal roughness |
DIN ISO 1101 |
mm |
6 |
Technical Properties |
|
|
|
Section Modulus W |
DIN 53293 |
cm 3 /m |
1.75 |
Rigidity (Poisson's
ratio μ= 0.3) E.I |
DIN 53293 |
kNm 2 /m |
0.28 |
Alloy |
EN 573-3 |
ENAW |
1100 |
Temper of Cover Sheets |
EN 515 |
|
H16/H18 |
Modulus of Elasticity |
EN 1999 1-1 |
N/mm 2 |
70,000 |
Tensile Strength of Aluminium |
EN 485-2 |
N/mm 2 |
R m ≥145 |
0.2% Proof Stress |
EN 485-2 |
N/mm 2 |
R p0.2 ≥ 90 |
Elongation |
EN 485-2 |
% |
A 50 ≥3 |
Linear Thermal Expansion |
EN 1999 1-1 |
mm/m/ o C |
0.002at 100 o C Temp difference |
Core |
|
|
|
|
|
Polyethylene, Typ LD-PE |
|
g/cm 3 |
0.98 |
Surface |
|
|
Coil Coating |
Lacquering |
|
|
Fluorocarbon based (PVDF) |
Thickness of coating |
|
µm |
≥25 |
Gloss (initial value) |
ECCA T2 |
% |
30-80 |
Pencil Hardness |
ECCA T4 |
|
H |
Acoustical Properties |
|
|
|
|
|
Sound Absorption Factor |
ISO 354 |
|
0.05 |
Sound Transmission Loss R W |
ISO 717-1 |
DB |
26 |
Loss Factor d |
EN ISO 6721 |
|
0.0087 |
Thermal Properties |
|
|
|
|
|
Thermal Resistance R |
DIN 52612 |
m 2 K/W |
0.0103 |
Heat Transition Coefficient U |
DIN 4108 |
W/m 2 K |
5.54 |
Temperature Range |
|
O C |
-50^+80 |