111
Sign & Display Materials
BCP (POLYESTER COATING) SHEET SPECIFICATIONS
PANEL DIMENSIONS
Panel Thickness 2mm / 3mm / 4mm
Aluminium Thickness 0.3mm
BCP Light 0.21mm Skin
Sheet Weight 3.17m
2
.k / 4.27m
2
.k / 5.10m
2
.k
Thickness ±0.1mm
Width -1mm ~ +2mm
Length -1mm ~ +3mm
Diagonal
≤
3mm
Thermal Expansion
≤
4.00 x 10 -5 /
o
C
Aluminium Thickness ±0.02mm
Paint Thickness (micron)
≥
20
Pencil Hardness
≥
HB
Toughness of coating
≤
HB
Impact Strength 50kg . cm
2
, Excellent, without crack
Boiling Water Resistance Boiling for
≥
2hrs in 99
o
C±1 without change
Acid Resistance No Change (Immerse in 2% HCl 24hrs)
Alkali Resistance No Change (Immerse in 2% NaOH 24hrs)
Solvent Resistance No Change (Cleaned x100, with Xylene by 1kgf)
Cleaning Resistance No Change (Immerse in 20# Engine Oil 24hrs)
Peel Strength 180
o
≥
5.8 N/mm
Temperature Resistance 50 to 90
o
C
Sound Absorption NRC 0.05
Sound Attenuation Rw db 27 / 28 / 29
Water Absorption % by Vol. 0.01
Thermal Performance Thermal Deforming
≥
105
o
C - ASTM D 648-01
Thermal Resistance 0.033 (m
2
.k) / W
Thermal Conduction Coefficient 5.31W / m
2
.k
Core Composition High Pressure LDPE Polyethylene
DIMENSIONAL TOLERANCES
SURFACE PROPERTIES
PRODUCT PROPERTIES (2mm / 3mm / 4mm)
