FIRE RETARDENT ALUMINUM COMPOSITE PANEL (A2)

FIRE RETARDENT ALUMINUM COMPOSITE PANEL (A2)

SN. PROPERTIES STANDARD UNIT / REF 3 MM 4 MM 6 MM
Principal Properties
1 Thickness Sheet MM 4 MM
2 Skin thickness MM 0.5 MM
3 Alloy (1100, 3003, 3105, 5005) H16
4 Weight ±0.5 Kg/M² 7 8.30 10
5 Standard width MM 1000, 1250, 1500, 1600
Product Tolerances
4 Width MM ±2
5 Length MM ±3
6 Thickness MM ±0.2 ±0.3
7 Squareness MM Max 5
8 Bow % ±0.5
Mechanical Properties
9 Tensile Strength ASTM E8 MPA or N/MM2 56 43.00 25
10 0.2 % Proof stress ASTM E8 MPA or N/MM2 47 41.00 22
11 Elongation ASTM E8 % 4.8 3.80 2
12 Flexural elasticity, E ASTM C 393 GPA or KN/MM2 45 38.50 26
13 Flexural rigidity, E?? ASTM C 393 KN mm2/mm 110 203 395
Acoustical Properties
14 Sound Transmission Loss ASTM E413 dB 26 27
15 Sound Absorption Factor ISO 354 0.05
Thermal properties
16 Deflection Temperature ASTM D648 °C 110
17 Thermal Resistance R ASTM C518 M² K/W 0.031
18 Temperature Resistance ASTM C518 °C
19 Linear Thermal Expansion EN 1999 1-1 MM/M @ 100°C 2.4
Core Fire Performances
20 Core Excellent Performance Non-Combustible Mineral Filled Core
21 Reaction to Fire EN 13501-1 A2, S1, d0
22 Surface Burning CHARECTERSTICS ASTM E84 Class A / Class 1
23 Self-Ignition Temp ASTM D 1929 Not Less Than 343°C
24 Exterior Non-Load Bearing Wall Assembly NFPA 285 passed Various Assembly Tests (Listings Reference: MH -ATD – 001 & MH-AED -003 & MH-AED-004 Rev 0)
25 Fire Rating ASTM E 119 (Listings Reference: MH-AED-3 Hrs. Rev 6)
Coating Performances
26 No of Coats AAMA 2605 -13 Standard 2 coat / 3 Coat / 4 Coat
27 Type / Finish Standard NANO PVDF / PVDF / FEVE / HDPE
28 Gloss @ 60°c % 20-40 / 20-80
29 Adhesion (Dry Condition) No Adhesion Loss
30 Pencil Hardness Min HB
Test Item Standard Index WELLBOND Actual and Test Value
Coating Thickness ?25µm ?28 µm
 

 

Gloss Deviation

 

gloss ? 70, max permissible
deviation ? 5
deviation = 1.0
gloss<70, max permissible
deviation ?10
Color Deviation, ASTM D2244 < 2.0 units < 2.0 units
Pencil Hardness, ?HB 3H
Coating Flexibility, ASTM D4145 ?2T 1T
Adhesion Grade, in grid way: Grade 0
in circle way: Grade 1
in grid way: Grade 0
in circle way: Grade 1
Impact Resistance, No peel-off,
no crack at 50 kg.cm
No peel-off, no crack
Abrasion Resistance, ASTM D968 ? 5 L/um ? 7.7 L/um
Hot Water Resistance No color change, crack & peel-off at 98~100C
in 120 min
No color change, no crack &
no peel-off
Stain Resistance ? 15% 1.03%
Acid Resistance, ASTM D1308 No change No change
Alkali Resistance, ASTM D1308 No change No change
Oil Resistance, ASTM D1308 No change No change
Solvent Resistance, ASTM D2248 No change No change
Brush Resistance ?10000 times of no change No change
Salt Fog Resistance, ASTM B117 ? Grade 2 Grade 1
Aging and Weather Resistance
Color Deviation
Gloss Retention Grad.
Other Aging Performance
? 3.0
? Grade 2
Grade 0
1.9
Grade 1
Grade 0

Product Dimension

1. Thickness : 3 mm, 4 mm, 6 mm
2. Width : 1240 mm

Note: 1520 mm and 1570 mm are available upon request.

3. Length : 3200 mm

under customer’s requirement between 2000 to 6000 mm.

Note: WELLBOND standard in stock is 3200 x 1240 mm (L x W).

Tolerance

Size Permissible Tolerance
(EOS – 7630)
Length, mm ±3
Width, mm ±2
Thickness, mm ±0.2
Deviation of diagonal, mm ?5
Out of straight at sides, mm/m ?1
Warp, mm/m ?5

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