3105 Color Coated Aluminium Plate Sheet

11/11 2025 Leo

The 3105 Color Coated Aluminium Plate Sheet is a premium aluminum alloy product specifically designed to merge aesthetic appeal with robust performance. Made from 3105 alloy base material and enhanced through a color coating process, this product offers excellent corrosion resistance, durability, and a vivid, long-lasting finish. Ideal for architectural applications and decorative building materials, the 3105 color-coated aluminum plate sheet stands out as a versatile and high-performance alloy sheet.

Features

Excellent Corrosion Resistance: Thanks to the natural oxide film and color coating, it performs well in humid or mild industrial atmospheres.
Good Formability: The 3105 aluminum alloy offers good material ductility, allowing for easy bending, shaping, and hammering.
Attractive Surface Finish: Available in a wide range of color coatings, providing customers flexibility in design and appearance.
Lightweight Yet Durable: Weighs significantly less than steel while maintaining a sturdy structure.
Enhanced Weatherability: Maintains color and material properties over time even under sun and rain exposure.

Chemical Composition (%) of 3105 Alloy

Element	Si	Fe	Cu	Mn	Mg	Zn	Ti	Cr	Al
Content	0.3 max	0.7 max	0.3 max	0.5-0.9	0.1 max	0.1 max	0.08 max	0.03 max	Balance

3105 aluminum alloy is principally an Al-Mn system with copper usage restricted to maintain corrosion resistance and surface finish.

Mechanical Properties of 3105-H14 Color Coated Sheet

Property	Value	Unit
Tensile Strength	160 – 230	MPa
Yield Strength	≥ 115	MPa
Elongation (in 50 mm)	≥ 8	%
Brinell Hardness	40 – 60	HB
Density	2.71	g/cm³
Thermal Conductivity (at 25°C)	~ 160	W/m·K

Technical Specifications

Parameter	Description	Typical Range / Value
Thickness	Plate sheet thickness	0.15 mm to 1.0 mm
Width	Standard sheet width	Up to 1500 mm
Length	Standard sheet length	Up to 6000 mm or customized
Surface Treatment	Chromate treatment if required	Optional
Color Coating	PVDF, Fluorocarbon, Polyester	Various colors available
Coating Thickness	Thickness of color coating	15-25 μm (depending on type)
Standard	ASTM B209, GB/T 3880, EN485	Compliance
Packing	Stacked with interleaving paper and wood pallet	Customized on request

Benefits of 3105 Color Coated Aluminium Plate Sheet

Longevity & Durability: The combination of 3105 alloy and color coating provides long-term durability in architectural and decorative applications.
Customization: Large variety of colors and finishes are available, suitable for both indoor and outdoor use.
Cost-Effective: Compared to other protective finishes, color coated sheets have a competitive price point, given extended maintenance intervals due to corrosion protection.
Lightweight: Offers easy handling, transport, and installation compared to materials like steel or copper.
Environmentally Friendly: Aluminum is fully recyclable with excellent lifecycle environmental performance.

Applications

Industry	Typical Use Cases
Architecture	Facade cladding, roofing, curtain doors, decorative paneling
Transportation	Cover panels, interior trims in buses, trains, trucks
Advertisement	Outdoor signboards, billboards, illuminated background plates
HVAC	Air conditioner covers, ventilator and heat exchanger panels
Construction	Residential SUN-shields, suspended ceilings, window shutters