Matte aluminum-zinc color-coated steel coils are used in the construction and decoration industries

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Matte aluminum-zinc color-coated steel coils are used in the construction and decoration industries
Details
Matte aluminum-zinc color-coated steel coils (matte PPGL) are advanced composite materials engineered by applying a low-gloss. This unique combination delivers exceptional corrosion resistance—2 to 6 times that of standard galvanized steel—alongside superior aesthetic qualities, including reduced glare, fingerprint resistance, and a sophisticated, understated appearance. With excellent formability for stamping, bending, and roll-forming processes, matte PPGL has emerged as a preferred material in the construction and decoration industries, seamlessly blending functional performance with modern architectural design requirements.
Category
Prepainted Galvalume Steel Coil
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Description

Features

 

This industrial grade matt prepainted galvalume steel coil is a high-end industrial building material developed for heavy-corrosion long-term application scenarios. Taking high-purity alloy galvalume thick plate as the base material, matched with multi-layer high-end fluorocarbon coating and matt texture forming process, it can achieve more than 25 years of maintenance-free use in extreme environments of high salt spray and high acid-alkali. The product focuses on core advantages of super long weather resistance, heavy anti-corrosion and anti-glare, providing top-level long-term protection solutions for extreme scenarios such as coastal areas and chemical industry.

Matte aluminum-zinc color-coated steel coils have revolutionized the construction and decoration industries by offering an unbeatable combination of durability, aesthetics, and cost-effectiveness. From high-end commercial buildings to industrial facilities and residential homes, its versatility allows it to meet the diverse demands of modern architecture. As the industry continues to prioritize sustainability and innovative design, matte PPGL is poised to play an even more significant role in shaping the buildings of the future.

 

Product

 

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Parameter

 

Parameter

Specification Range

Description

Can be customized

Thickness

0.12mm-3.0mm

Only supports thick specifications, adapting to the strength demand of industrial structure.

Width

40mm-1250mm

Large board width for industrial use, non-standard width customization up to 2000mm is supported.

Alu-Zinc Coating

AZ20-AZ150g/m²

Ultra-high coating weight, meeting the long-term rust prevention demand of heavy corrosion environment.

Paint

PE, SMP, PU, HDP, PVDF, etc

Supports high-end weather-resistant paint, providing top-level anti-corrosion and weather resistance ability.

Paint Brand

Akzonobel, Nippon Paint, KCC, PPG, etc

Adopts international top paint brands, ensuring more than 20 years of color stability.

Hardness

Full hard, Middle Hard

Only supports high hardness base material, meeting the strength requirement of industrial structure.

Composition

55%Aluminum+45%Zinc

High-purity modified galvalume alloy, improving the corrosion resistance and strength of the alloy.

Standard

ASTM-A792, etc

International high-end industrial building material standard, adapting to export and large industrial projects.

 

 

Applicable fields

 

  1. This product is only adapted to long-term heavy corrosion high-end scenarios, core coverage:
  2. Exterior walls and roofs of industrial plants and residential buildings in coastal high salt spray areas
  3. Enclosure structure of chemical plants, smelters and other heavy acid-alkali corrosion environments
  4. Enclosure and shielding structure of offshore platforms and offshore facilities
  5. Enclosure baffle and anti-glare baffle of large photovoltaic power stations
  6. Enclosure structure of large industrial cold storage and constant temperature workshop
  7. Not recommended for temporary projects, the product cost is high, adapting to the life cycle cost optimization of long-term high-end projects.

 

production proces

 

This product adopts 8 steps of precision high-end production process, full process quality control:

Step

Process Name

Description

1

Multi-step Substrate Pretreatment

Alkali washing, acid washing, passivation multi-step treatment, ensuring coating adhesion, enhancing anti-corrosion foundation.

2

Precision Hot-dip Galvalume

Constant temperature precision hot-dip, controlling coating uniformity, ensuring the consistency of high coating weight.

3

Primer Coating

Coating epoxy primer, enhancing the adhesion between coating and base material, strengthening anti-corrosion ability.

4

Mid-coat Coating

Coating weather-resistant mid-coat, enhancing the anti-ultraviolet ability of the coating.

5

Matt Texture Forming

Core process, forming matt mesh texture through special roller pressing, achieving anti-glare effect.

6

Topcoat Coating + Multi-stage Baking

Coating fluorocarbon topcoat, segmented constant temperature baking, ensuring the curing effect and stability of the coating.

7

Precision Finishing

Leveling, trimming, flaw detection, ensuring the flatness and defect-free of the board surface.

8

Finished Product Performance Testing

Salt spray test, hardness test, adhesion test, all products are inspected before warehousing.

 

Thickness Detection

 

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Paint Film Inspection

 

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Packaging and Shipping

 

Packaging: Steel Coil Packaging/steel Plate Packaging/strip Packaging

 

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Small Container Transportation/bulk Cargo Transportation

 

109 110

Production Line

111

Guangzhou Exhibition

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Packaging: Export-level precision packaging, inner anti-rust paper, middle moisture-proof film, outer steel corner protector + wooden frame fixation, adapting to long-distance sea transportation and long-term storage.

Certification: Has SGS, BV third party inspection certification, full system certification of ISO9001/14001/45001, 5000 hours salt spray test certification, CE export certification.

 

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