Premier Manufacturer of Quality Coated Aluminum Coil In China

Dingang owns the more than 20 years experience that specialized in industrial and architectural aluminum plate coating fabrication.

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Advanced Automation System

We own two plants of 160,000 ㎡ with eight large automatic roller coating lines for aluminium sheet material products.

Strict Quality Control

Dingang actively implements technical innovation,which based on ISO9001.The painted aluminum products are all passed audit by BV,SGS,ITS And Etc.

Better Service

70+ Countries export experience and excellent after-sales service.We satisfy the demands meanwhile also obtain public reputation and praise from customers.

PRODUCT CENTER

Dingang Metal Products

APPLICATION

A Selection of Industries We Serve

Transportation

Aluminum coil is used in the automotive industry for a variety of purposes,including as part of the body panels and as cladding for the interior.Dingang supplys the ultra-wide prepainted aluminum sheet used for body tank of cold-chain truck,high-speed rail and other special vechiels.

Typical Specifications As Below:
Alloy 5052 - Temper H46
Width: 800-2650mm Thickness: 0.50-2.00mm
Recommended Color Options: High Glossy White or IR Reflective Silver Color
Home Appliance

Color coated aluminum coil always been used as the shell panel of electronic appliances,meters,lighting,home decoration and so on.After special treatment,the coating layer can reach more than 20 years long for service life.

Typical Specifications As Below:
Alloy 1060 / 3004 / 3105 Temper: H16 / H24 / H26
Width: 300-1200mm Thickness: 0.40-1.20mm
Recommended Colors Or Patterns: High Glossy White,Silver,Champagne Golden,Wire Drawing And Other Checkered Surface
Construction

Dingang's prepainted aluminum roofing system has many advantages such as beautiful appearance,light weight,high strength,easy processing and forming,better corrosion-resitance.Besides that,coating aluminum plate also been widely used in roller shutter door and blinds window,ceiling and fence and downspout.

Typical Specifications As Below:
Alloy 3003 / 3105 / 5005 Temper: H16 / H24 / H26
Width: 500-1200mm Thickness: 0.50-1.00mm
Recommended Colors Or Patterns: Ral 1001 Beige,Ral 5015 Sky Blue,Ral 9016 Traffic White,Wood Grain,Marbling,Camouflage and Etc.
Machinery

Aluminium sheet is often used in machinery, as it is strong and durable. It is commonly used for machine parts and components.
Packaging

Aluminum is widely used in the packaging industry,particularyly in the food and beverage sector.Dingang introduced large-scale production line for easy-open lids with an annual output of 2 000 tons in 2012.The process coating production line for pull ring aluminum ,as well as the supporting slitting,wave shear and electrostatic wax spraying equipement,which can produce coating caps and pull ring aluminum with various specifications and precision.

Typical Specifications As Below:
Alloy 5182 - Temper H19 & Alloy 5052 - Temper H19
Width: 300-1500mm Thickness: 0.22-0.50mm
Consumer Goods

Aluminium sheet is also used in the production of consumer goods, as it can be easily formed into different shapes. It is commonly used for kitchen utensils, appliances, and gadgets.Aluminium strips are widely used in the consumer goods industry due to their low cost and good mechanical properties.

Transportation
Home Appliance
Construction
Machinery
Packaging
Consumer Goods

Can't Find Ideal Aluminum Coils For Your Industries?

We provide custom solutions to all our customers and offer free aluminum coil samples that you can take advantage of.

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ALUMINUM COIL SUPPLIER

About Dingang

Dingang has been a professional manufacturer and experienced exporter of new material,focuses on R&D,manufacturing,processing high-end roller-coating aluminium coil material products since 2002.

For the past decades,we’ve been growing rapidly in the industry,owning two plants of 160,000 ㎡ with eight large automatic roller coating lines for aluminium sheet material products.

In addition,we have stretching-bending rectifier,cleaning,draw bench,embossing,cross-cutting and vertical slitting machines.With an annual deep processing capacity of more than 20,000 tons.

More About Dingang

FACTORY TOUR

Welcome To Visit Our Factory

WHY CHOOSE DINGANG

Why Dingang Is Trusted By 1000+ Global Partners?

Large Scale Production Capacity

Dingang owns two plants of 160,000 ㎡ with eight large automatic roller coating lines for aluminium sheet material products.

Low MOQ to Wholesale

Factory direct price, no middleman. Support all the products dropping shipping to save the supply period and reduce storage cost.

Excellent R&D Team

Over 20 years experience in aluminium products manufacturing. More than 20+ R&D engineers help to grow the business.

Short Delivery Time

Quick and timely deliveries are provided, we calculate the lead time with all the production departments before the orders are arranged.

High-quality Products

We manufacture all the products of excellent quality and we can always meet the design as customers required.

Free Marketing Support

Help you set up and optimize the sales website like Shopify, provide a variety of resources to show product advantages.

CUSTOMER REVIEW

What Our Valued Customers Say

Daniel, USA

Purchasing Director

Really a good place for aluminum material, specially aluminum coils, we are fully satisfied with the product’s price because of its total value for money.

Kathy, UK

Founder

Dingang is one of the best aluminum coil manufacturers. We bought so many aluminum coils from Dingang. The price and quality is better than other companies.

John, Canada

Founder

Dingang’s aluminum material is world class. I have experienced that their products are extremely trusted worthy. They have good business ethics.

DINGANG NEWS

Latest Blog

July 23, 2026

What Causes Paint Cracking During Bending? Preventing Pre-Painted Aluminum Failure

What Causes Paint Cracking During Bending? Preventing Pre-Painted Aluminum FailureIn sheet metal fabrication, pre-painted aluminum coils and sheets are routinely bent, roll-formed, and stamped to produce standing seam roofing, rain gutters, cassette cladding, and architectural trims. Learn what causes paint cracking during aluminum bending and how to prevent it. Discover T-bend testing, minimum bend radius, and PVDF coil coating rules.

July 23, 2026

The Role of Fire-Retardant Mineral Cores in Modern Coated Aluminum Cladding Systems

The Role of Fire-Retardant Mineral Cores in Modern Coated Aluminum Cladding SystemsIn modern architecture, coated aluminum cladding—particularly Aluminum Composite Materials (ACM) and Aluminum Composite Panels (ACP)—is widely specified for high-rise building envelopes, Explore how fire-retardant mineral cores enhance safety in coated aluminum composite cladding (ACP/ACM). Learn about NFPA 285, EN 13501-1, and AAMA specifications.

July 22, 2026

The Impact of Paint Thickness(25 Microns Vs. 35 Microns) on Pre-Painted Aluminum

The Impact of Paint Thickness (25 Microns vs. 35 Microns) on Pre-Painted AluminumIn the pre-painted aluminum coil industry, paint thickness—measured in microns (μm) as Dry Film Thickness (DFT)—is a primary factor determining product lifespan, environmental durability, and overall project cost.Compare 25 vs 35 micron paint thickness on pre-painted aluminum coils. Analyze UV resistance, salt spray durability, T-bend flexibility, and cost efficiency.

Premier Manufacturer of Quality Coated Aluminum Coil In China

Advanced Automation System

Strict Quality Control

Better Service

Dingang Metal Products

Color Coated Aluminum Coil

Color Coated Aluminum Sheet

Prepainted Aluminum Strip

Prepainted Aluminum Circle

Anodized Mirror Aluminum Plate

Aluminum Trim Coil

A Selection of Industries We Serve

Transportation

Home Appliance

Construction

Machinery

Packaging

Consumer Goods