TECHNICAL SPECIFICATIONS

ALUTUFF QUALITY ASSURANCE MODEL

Alutuff Aluminum Panel Sheets are manufactured from superior aluminum alloys for added strength and durability. Option to customize alloys as per specification will be made available on request.

DESCRIPTION STANDARD ALLOYS ALLOYS
Alloy ASTM B209M Aa1xxx AA3xxx
Temper ASTM B209M H18/H16 H18/H16
Tensile Strength ASTM E8 Rm 140 N/mm² Rm 150 N/mm²
0.2% Proof Stress ASTM E8 Rp0.2 110 N/mm² Rp0.2 120N/mm²
Elongation ASTM E8 A50 6% A50 8%
Modulus of Elasticity ASTM E8 70,000 N/mm² 70,000 N/mm²



HIGH QUALITY INDUSTRIAL COATING

Input Inspection Stage

High quality exterior coating for protection from UV rays, pollution, natural acid rain, smoke, dust and other weather hazards. As well as to offer high levels of gloss retention, color retention, easy maintenance and superior life. Advanced interior coating for complementing the beauty of interiors.

COATING STANDARD SPECIFICATION
LACQUERING CHEMICAL PVDF
Coating thickness ASTM D 7091 > 30μ
Gloss at 60° angle ASTM D 523 > 30% or GU
Formability (T-Bend) ASTM D 4145 No Crack T/ No Pick off 0T
Reverse Impact Energy ASTM D 2794 > 0.0067 Nm/μ
Cross Hatch ASTM D 3359 > 3A
Hardness – Pencil ASTM D 3363 HB – F
Abrasion Resistance (Falling sand) ASTM D 968 > 40 Liters/mil
Immersion Test: 10% HCL AAMA 2605 No Damage
Immersion Test: 10% H2SO4 AAMA 2605 No Damage
Immersion Test: 10% NaOH AAMA 2605 No Damage
Immersion Test: C Detergent AAMA 2605 No Damage
Cross Hatch ASTM D 3359 No Damage


MAXIMUM FLEXURAL STRENGTH AND DURABILITY

ACP 4MM (0.5mm SKINS & PE CORE) STANDARD ALUFUFF SPECIFICATION
Panel Thickness   4.0mm
Weight   5.5 Kg/M²
Polyethylene Core Density ASTM D 1505 0.92 gm/cm³
Bond Integrity (peeling strength) ASTM D 1781 >= 140 Nmm/mm
Peel Strength ASTM D 908 >= 6 N/mm
Peel Strength ASTM D 1876 >= 150 N/25mm
Tensile Strength ASTM E 8 >= 4.5 Kg/mm²
Yield Strength ASTM E 8 >= 4.0 Kg/mm²
Elongation ASTM E 8 > 5%
Flexural strength ASTM D 790 >= 12 Kg/mm²
Heat transition coefficient (U-value) ASTM C 1363 <= 5.6 W/m²K
Water Absorption ASTM D570 <= 0.02%
Deflection Temp (under 1.8Mpa) ASTM D 648 >= 121° C
Thermal Expansion ASTM D 696 <= 0.024 mm/M/°C
Sound Transmission loss (STC) ASTM E 90 >= 26 db


TECHNICAL SPECIFICATIONS

PROCESSING METHODS AND COMPATIBILITY

• Saw cutting
• Shearing (Note: Shear drops may appear at edges)
• Local Panel Routing
• Internationally designed vertical panel saw
• Bending with jigs, press brake or plate punch
• Bending with brake press
• Bending with 3 Roller Bender
• Bent tray panels (can be bent into any • shape after routing with proper cuttings to the collars)