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Casa > Produtos > Cobre de alumínio pré-pintado > Prepainted Aluminum Coils with Long Durability for High-Performance Downpipe Manufacturing

Prepainted Aluminum Coils with Long Durability for High-Performance Downpipe Manufacturing

Detalhes do produto

Lugar de origem: China

Marca: Dingang

Certificação: SGS,ITS,BV

Número do modelo: Bobina de alumínio revestida a cores

Termos de pagamento e envio

Quantidade de ordem mínima: 1000 kgs / 1 ton métrica

Preço: Negociável

Detalhes da embalagem: Pacote navegável com palete de madeira

Tempo de entrega: Dentro de 35 dias após o pedido confirmado e o Paymetn recebeu

Termos de pagamento: T/t, l/c

Habilidade da fonte: 5000 toneladas / por mês

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prepainted aluminum coils for downpipes

,

durable prepainted aluminum coils

,

high-performance prepainted aluminum coils

Amostra:
Livremente
Liga:
1060,1100,3003,3004,3105,5052 e etc.
Tipo de revestimento de tinta:
PE,Pvdf
Liga ou não:
É liga
Artesanato:
Frio desenhado
Camada revestida:
2 de cima/2 de trás ou 2 de cima/1de trás
Amostra:
Livremente
Liga:
1060,1100,3003,3004,3105,5052 e etc.
Tipo de revestimento de tinta:
PE,Pvdf
Liga ou não:
É liga
Artesanato:
Frio desenhado
Camada revestida:
2 de cima/2 de trás ou 2 de cima/1de trás
Prepainted Aluminum Coils with Long Durability for High-Performance Downpipe Manufacturing

Introduction
 

These prepainted aluminum coils are engineered for high-performance downpipe manufacturing, with long durability as a core advantage. Crafted from robust aluminum, they resist corrosion—critical for downpipes exposed to rain, humidity, and outdoor debris—while the prepainted layer locks in color and adds scratch resistance, maintaining appearance over years.

 

Their structural stability handles water flow pressure without deformation, and the flexible coil form suits seamless cutting and bending into various downpipe sizes. Ideal for residential and commercial drainage systems, they blend long-lasting performance with easy fabrication, ensuring downpipes deliver reliable water diversion while withstanding harsh outdoor conditions.

 
Product Parmaters

 

 

Product
color coated aluminum coil
Thickness
0.2-6.0mm
Width
30-1600mm
Material
1050, 1060, 1100, 3003, 3004, 3105, 5052, 5005, 5754, 5083, 6061,8081 etc
Temper
O, H12, H14, H16, H18, H24, H26, H32, H34, etc
Inner Diameter
405mm,505mm,150mm,etc.
Color
RAL, Pantone Color Or As Alient's Demand
Coating thickness
PVDF Paint Coating: Not Less Than 25um
 
PE Paint Coating : Not Less Than 18um
Packing
Export Standard Wooden Pallets (Eye To Wall,Eye To Sky)
Payment Terms
L/C at sight or 30% T/T in advance as deposit, and 70% balance against the B/L copy.
MOQ
2 Tons Per Specification
Delivery Time
Within 20 Days
Loading Port
Shanghai Port
Application
Aluminum Roofing,ACP,Roller Shutter Window,Roller Shutter Door,Aluminum Ceiling,Aluminum Grilling,Aluminum Downspout System,Home Appliance's Plate, body tank of cold chain truck,high speed rail,aluminum pull ring,food packaging,outer packing case of capacitor,external contour of letter channel

 
 

 

FAQs

 

 

Q:What type of aluminum alloy is used in these prepainted coils, and is it suitable for downpipe manufacturing?​
A:These coils use high-grade aluminum alloys (typically 3xxx or 5xxx series) optimized for downpipe applications. The alloys offer excellent formability (easy to bend/cut into downpipe shapes) and inherent corrosion resistance, which complements the prepainted layer to handle outdoor drainage environments.​
 
Q:How does the prepainted layer contribute to the coils’ long durability for downpipes?​
A:The prepainted layer is formulated with weather-resistant resins and anti-fade pigments. It acts as a barrier against rain, UV rays, and atmospheric pollutants—preventing aluminum oxidation and color peeling. This ensures downpipes made from the coils maintain structural integrity and appearance for 10+ years in outdoor use.​
 
Q:Can these coils be customized to specific sizes or colors for downpipe manufacturing?​
A:Yes, the coils support customization. Widths can be tailored to match standard downpipe dimensions (e.g., 75mm, 100mm), and color options include common downpipe hues (brown, gray, black) to align with building exteriors. Minimum order quantities may apply based on customization needs.​
 
Q:Are the coils easy to process into downpipes, and do they require special tools?​
A:The coils have good ductility, so they can be easily cut, bent, and formed into downpipe sections using standard metalworking tools (e.g., sheet metal shears, pipe benders). No specialized equipment is needed, which streamlines downpipe manufacturing workflows.​
 
Q:  Are these prepainted aluminum coils environmentally friendly for downpipe applications?​
A:Yes. Aluminum is 100% recyclable, and the prepainted layer uses low-VOC (volatile organic compound) resins—meeting global environmental standards. Additionally, the long durability of the coils reduces the need for frequent downpipe replacement, minimizing waste over the product lifecycle.
 
 

Workshop

Prepainted  Aluminum Coils with Long Durability for High-Performance Downpipe Manufacturing 0