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Color-Coated Aluminum Coil: Customizable Patterns And Colors.

Color-Coated Aluminum Coil: Customizable Patterns And Colors.

MOQ: 1 টন
দাম: 400-3800 USD/Ton
standard packaging: স্ট্যান্ডার্ড প্যাকেজ
Delivery period: 7 - 15 দিন
অর্থ প্রদানের পদ্ধতি: এল/সি, টি/টি
Supply Capacity: 20000 টন/মাস
বিস্তারিত তথ্য
উৎপত্তি স্থল
চীন
পরিচিতিমুলক নাম
ZHONGQIANG
সাক্ষ্যদান
ISO
মডেল নম্বার
0.8*1200
পৃষ্ঠ:
প্রলিপ্ত
লেপ বেধ:
পিই: 18 টিরও বেশি মাইক্রন, পিভিডিএফ: 25 টিরও বেশি মাইক্রন
নমুনা:
বিনামূল্যে জন্য উপলব্ধ
খাদ বা না:
খাদ
পণ্যের ধরণ:
কয়েল
ইউনিট ওজন:
কয়েল প্রতি 1-4 টন
লেপ পেইন্ট:
পিভিডিএফ, পিই, এইচডিপিই, আর্ক্রিলিক
খাদ:
3004
পৃষ্ঠের সমাপ্ত রঙ:
RAL স্ট্যান্ডার্ড অনুযায়ী
পণ্যের বর্ণনা

Aluminum-Magnesium-Manganese Color-Coated Aluminum: Analysis of Core Characteristics, Production Process and Multi-Field Applications

I. Core Characteristics: Relying on Aluminum-Magnesium-Manganese Alloy Material, Combining Performance and Aesthetics

Aluminum-magnesium-manganese color-coated aluminum uses aluminum as the base material (accounting for more than 95%), with the addition of 1.0%-1.8% magnesium, 0.1%-0.5% manganese, and trace elements such as silicon and iron to form an alloy base material, which is then processed with a coating. Its core characteristics are reflected in three aspects:

Strong Weather Resistance and Corrosion Resistance

Magnesium enhances the alloy's stress corrosion resistance, while manganese improves the base material's toughness and oxidation resistance. Combined with a surface fluorocarbon (PVDF) or polyester (PE) coating (thickness 15-25μm), the salt spray resistance can reach more than 3000 hours. In high-humidity coastal areas and chemically corrosive environments, its service life exceeds 20 years, far longer than that of ordinary color-coated steel (5-8 years).

Lightweight and High Structural Strength

The density of the alloy base material is only 2.7g/cm³, with a weight of approximately 8-12kg per square meter (1/3 the weight of color-coated steel of the same thickness), facilitating high-altitude transportation and installation. At the same time, its tensile strength reaches more than 260MPa. After cold bending forming, it can withstand roof loads and strong winds (resisting winds below level 12), making it suitable for large-span buildings (single span up to 15m or more).

High Aesthetics and Customization

Coating colors can be customized according to the RAL color card (covering more than 50 color systems such as crimson, ocean blue, and metallic gray), and the fluorocarbon coating has strong color retention (fading rate ≤5% within 15 years). The surface can be pressed with wood grain, stone grain, brushed, and other patterns to simulate the texture of natural materials, meeting the personalized needs of architectural decoration. In addition, the thickness (0.7-1.2mm) and width (600-1250mm) can be customized according to requirements to adapt to different construction scenarios.

II. Production Process: Alloy Base Material + Precision Coating, Ensuring Quality Throughout the Process

The production of aluminum-magnesium-manganese color-coated aluminum goes through five core links: "alloy base material rolling - surface pretreatment - coating application - curing forming - finishing and cutting". The technical key points of each link are as follows:

Alloy Base Material Rolling

Aluminum ingots and metals such as magnesium and manganese are smelted in proportion (temperature 720-750℃), then made into alloy cast-rolled coils with a thickness of 2-6mm through continuous casting and rolling. Subsequently, multi-pass rolling is performed using a cold rolling mill (rolling accuracy ±0.02mm) to obtain thin-gauge aluminum-magnesium-manganese alloy strips with a thickness of 0.7-1.2mm, ensuring uniform thickness and stable mechanical properties of the base material.

Surface Pretreatment

The "degreasing - alkaline cleaning - chromating (or chromium-free passivation)" process is adopted: first, an alkaline solution (such as sodium hydroxide solution) is used to remove oil stains and oxide films on the surface of the base material, then chromating treatment is carried out to form a passivation film with a thickness of 3-5μm. This improves the adhesion between the coating and the base material (cross-cut adhesion reaches grade 5B) and prevents subsequent coating peeling.

Coating Application

According to requirements, coating types (fluorocarbon PVDF, polyester PE, etc.) are selected, and uniform coating is achieved using the roll coating process (accuracy ±1μm): the front coating consists of two layers - primer (5-8μm) and topcoat (15-20μm), while the back is coated with an epoxy backcoat (5-8μm). Some high-end products are additionally coated with a clear coat to enhance scratch resistance (hardness reaches above 2H).

Curing Forming

The coated strips enter a hot air circulation oven, where the temperature is controlled in three stages: 120℃ preheating (to remove moisture from the coating), 230-250℃ curing (to cross-link and form the coating), and 180℃ cooling and shaping. The curing time is approximately 30-40 seconds, ensuring full curing of the coating and improving weather resistance and wear resistance.

Finishing and Cutting

The cured aluminum coils undergo flatness testing (flatness error ≤2mm per meter), then are cut to a fixed length using a CNC cutting machine (length error ±1mm). At the same time, edge deburring is performed (burr height ≤0.1mm). Finally, they are coiled (inner diameter 508/610mm) or cut into flat plates according to customer requirements, facilitating subsequent processing and transportation.

III. Multi-Field Applications: Covering Construction, Industry, and Transportation, Adapting to High-Demand Scenarios

Based on the characteristics of "weather resistance, lightweight, and high aesthetics", aluminum-magnesium-manganese color-coated aluminum is widely used in three major fields. The specific scenarios and values are as follows:

Construction Field (Core Application Scenario)

  • Roofs and Curtain Walls: Suitable for large-span buildings such as airport terminals, exhibition centers, and stadiums. It can be pressed into a standing seam roof system (seam height 25-30mm), which has strong sealing performance (resisting heavy rain leakage), and its lightweight feature reduces building load-bearing. In curtain wall applications, it can be processed into honeycomb panels and composite panels, combined with customized colors and patterns to enhance the architectural appearance (e.g., color-coated aluminum decorative strips supporting the glass curtain walls of commercial complexes).
  • Light Steel Villas and Cultural Tourism Buildings: Used for exterior wall decorative panels and roof tiles. Its lightweight feature reduces the load-bearing of villa keels, and its strong weather resistance eliminates the need for frequent maintenance (in rural cultural tourism projects, custom wood-grain color-coated aluminum can be used, balancing aesthetics and outdoor corrosion resistance).

Industrial Field

  • Equipment Protection Enclosures: Used for new energy photovoltaic inverters and chemical equipment enclosures. Its corrosion resistance can resist workshop oil pollution and chemical gas erosion, and the coating has good insulation (breakdown voltage ≥3000V), meeting the protection needs of electrical equipment.
  • Warehousing and Environmental Protection Facilities: Used to make anti-corrosion shelves and sewage treatment plant covers. Its lightweight feature facilitates assembly, and its acid and alkali corrosion resistance extends the service life of facilities (compared with ordinary carbon steel shelves, maintenance costs are reduced by more than 60%).

Transportation and Decoration Field

  • Traffic Signs and Facilities: Used for the exterior walls of highway toll booths and the canopies of bus stops. It has strong color retention (no fading during long-term outdoor use) and impact resistance (able to withstand slight collisions without deformation), adapting to the high-frequency use needs of traffic scenarios.
  • Indoor and Outdoor Decoration: Processed into indoor ceiling 扣板 (ceiling panels) and outdoor landscape pergolas. Its surface patterns can simulate solid wood and marble, eliminating concerns about mold and deformation in humid environments (e.g., brushed silver color-coated aluminum used for hotel lobby ceilings to enhance a modern feel).

প্রস্তাবিত পণ্য
পণ্য
পণ্যের বিবরণ
Color-Coated Aluminum Coil: Customizable Patterns And Colors.
MOQ: 1 টন
দাম: 400-3800 USD/Ton
standard packaging: স্ট্যান্ডার্ড প্যাকেজ
Delivery period: 7 - 15 দিন
অর্থ প্রদানের পদ্ধতি: এল/সি, টি/টি
Supply Capacity: 20000 টন/মাস
বিস্তারিত তথ্য
উৎপত্তি স্থল
চীন
পরিচিতিমুলক নাম
ZHONGQIANG
সাক্ষ্যদান
ISO
মডেল নম্বার
0.8*1200
পৃষ্ঠ:
প্রলিপ্ত
লেপ বেধ:
পিই: 18 টিরও বেশি মাইক্রন, পিভিডিএফ: 25 টিরও বেশি মাইক্রন
নমুনা:
বিনামূল্যে জন্য উপলব্ধ
খাদ বা না:
খাদ
পণ্যের ধরণ:
কয়েল
ইউনিট ওজন:
কয়েল প্রতি 1-4 টন
লেপ পেইন্ট:
পিভিডিএফ, পিই, এইচডিপিই, আর্ক্রিলিক
খাদ:
3004
পৃষ্ঠের সমাপ্ত রঙ:
RAL স্ট্যান্ডার্ড অনুযায়ী
ন্যূনতম চাহিদার পরিমাণ:
1 টন
মূল্য:
400-3800 USD/Ton
প্যাকেজিং বিবরণ:
স্ট্যান্ডার্ড প্যাকেজ
ডেলিভারি সময়:
7 - 15 দিন
পরিশোধের শর্ত:
এল/সি, টি/টি
যোগানের ক্ষমতা:
20000 টন/মাস
পণ্যের বর্ণনা

Aluminum-Magnesium-Manganese Color-Coated Aluminum: Analysis of Core Characteristics, Production Process and Multi-Field Applications

I. Core Characteristics: Relying on Aluminum-Magnesium-Manganese Alloy Material, Combining Performance and Aesthetics

Aluminum-magnesium-manganese color-coated aluminum uses aluminum as the base material (accounting for more than 95%), with the addition of 1.0%-1.8% magnesium, 0.1%-0.5% manganese, and trace elements such as silicon and iron to form an alloy base material, which is then processed with a coating. Its core characteristics are reflected in three aspects:

Strong Weather Resistance and Corrosion Resistance

Magnesium enhances the alloy's stress corrosion resistance, while manganese improves the base material's toughness and oxidation resistance. Combined with a surface fluorocarbon (PVDF) or polyester (PE) coating (thickness 15-25μm), the salt spray resistance can reach more than 3000 hours. In high-humidity coastal areas and chemically corrosive environments, its service life exceeds 20 years, far longer than that of ordinary color-coated steel (5-8 years).

Lightweight and High Structural Strength

The density of the alloy base material is only 2.7g/cm³, with a weight of approximately 8-12kg per square meter (1/3 the weight of color-coated steel of the same thickness), facilitating high-altitude transportation and installation. At the same time, its tensile strength reaches more than 260MPa. After cold bending forming, it can withstand roof loads and strong winds (resisting winds below level 12), making it suitable for large-span buildings (single span up to 15m or more).

High Aesthetics and Customization

Coating colors can be customized according to the RAL color card (covering more than 50 color systems such as crimson, ocean blue, and metallic gray), and the fluorocarbon coating has strong color retention (fading rate ≤5% within 15 years). The surface can be pressed with wood grain, stone grain, brushed, and other patterns to simulate the texture of natural materials, meeting the personalized needs of architectural decoration. In addition, the thickness (0.7-1.2mm) and width (600-1250mm) can be customized according to requirements to adapt to different construction scenarios.

II. Production Process: Alloy Base Material + Precision Coating, Ensuring Quality Throughout the Process

The production of aluminum-magnesium-manganese color-coated aluminum goes through five core links: "alloy base material rolling - surface pretreatment - coating application - curing forming - finishing and cutting". The technical key points of each link are as follows:

Alloy Base Material Rolling

Aluminum ingots and metals such as magnesium and manganese are smelted in proportion (temperature 720-750℃), then made into alloy cast-rolled coils with a thickness of 2-6mm through continuous casting and rolling. Subsequently, multi-pass rolling is performed using a cold rolling mill (rolling accuracy ±0.02mm) to obtain thin-gauge aluminum-magnesium-manganese alloy strips with a thickness of 0.7-1.2mm, ensuring uniform thickness and stable mechanical properties of the base material.

Surface Pretreatment

The "degreasing - alkaline cleaning - chromating (or chromium-free passivation)" process is adopted: first, an alkaline solution (such as sodium hydroxide solution) is used to remove oil stains and oxide films on the surface of the base material, then chromating treatment is carried out to form a passivation film with a thickness of 3-5μm. This improves the adhesion between the coating and the base material (cross-cut adhesion reaches grade 5B) and prevents subsequent coating peeling.

Coating Application

According to requirements, coating types (fluorocarbon PVDF, polyester PE, etc.) are selected, and uniform coating is achieved using the roll coating process (accuracy ±1μm): the front coating consists of two layers - primer (5-8μm) and topcoat (15-20μm), while the back is coated with an epoxy backcoat (5-8μm). Some high-end products are additionally coated with a clear coat to enhance scratch resistance (hardness reaches above 2H).

Curing Forming

The coated strips enter a hot air circulation oven, where the temperature is controlled in three stages: 120℃ preheating (to remove moisture from the coating), 230-250℃ curing (to cross-link and form the coating), and 180℃ cooling and shaping. The curing time is approximately 30-40 seconds, ensuring full curing of the coating and improving weather resistance and wear resistance.

Finishing and Cutting

The cured aluminum coils undergo flatness testing (flatness error ≤2mm per meter), then are cut to a fixed length using a CNC cutting machine (length error ±1mm). At the same time, edge deburring is performed (burr height ≤0.1mm). Finally, they are coiled (inner diameter 508/610mm) or cut into flat plates according to customer requirements, facilitating subsequent processing and transportation.

III. Multi-Field Applications: Covering Construction, Industry, and Transportation, Adapting to High-Demand Scenarios

Based on the characteristics of "weather resistance, lightweight, and high aesthetics", aluminum-magnesium-manganese color-coated aluminum is widely used in three major fields. The specific scenarios and values are as follows:

Construction Field (Core Application Scenario)

  • Roofs and Curtain Walls: Suitable for large-span buildings such as airport terminals, exhibition centers, and stadiums. It can be pressed into a standing seam roof system (seam height 25-30mm), which has strong sealing performance (resisting heavy rain leakage), and its lightweight feature reduces building load-bearing. In curtain wall applications, it can be processed into honeycomb panels and composite panels, combined with customized colors and patterns to enhance the architectural appearance (e.g., color-coated aluminum decorative strips supporting the glass curtain walls of commercial complexes).
  • Light Steel Villas and Cultural Tourism Buildings: Used for exterior wall decorative panels and roof tiles. Its lightweight feature reduces the load-bearing of villa keels, and its strong weather resistance eliminates the need for frequent maintenance (in rural cultural tourism projects, custom wood-grain color-coated aluminum can be used, balancing aesthetics and outdoor corrosion resistance).

Industrial Field

  • Equipment Protection Enclosures: Used for new energy photovoltaic inverters and chemical equipment enclosures. Its corrosion resistance can resist workshop oil pollution and chemical gas erosion, and the coating has good insulation (breakdown voltage ≥3000V), meeting the protection needs of electrical equipment.
  • Warehousing and Environmental Protection Facilities: Used to make anti-corrosion shelves and sewage treatment plant covers. Its lightweight feature facilitates assembly, and its acid and alkali corrosion resistance extends the service life of facilities (compared with ordinary carbon steel shelves, maintenance costs are reduced by more than 60%).

Transportation and Decoration Field

  • Traffic Signs and Facilities: Used for the exterior walls of highway toll booths and the canopies of bus stops. It has strong color retention (no fading during long-term outdoor use) and impact resistance (able to withstand slight collisions without deformation), adapting to the high-frequency use needs of traffic scenarios.
  • Indoor and Outdoor Decoration: Processed into indoor ceiling 扣板 (ceiling panels) and outdoor landscape pergolas. Its surface patterns can simulate solid wood and marble, eliminating concerns about mold and deformation in humid environments (e.g., brushed silver color-coated aluminum used for hotel lobby ceilings to enhance a modern feel).