Can you provide Qualicoat certificates for the coatings?

July 16, 2026
15

Yes, Guangdong Xinhe Aluminium Co., Ltd. has provided QUALICOAT certification information for its powder-coated aluminium profiles, including License No. 3419. The scope and validity of a QUALICOAT licence depend on the certified coating process, production site, applicable coating products, and the requirements stated in the current licence documentation. QUALICOAT should therefore be described as a coating-quality certification framework rather than as a general European-market approval or environmental certification. For a specific project, customers should confirm the current certificate, licence scope, applicable coating system, and validity directly against the relevant certification documents.

Core Solutions & Key Takeaways

QUALICOAT-Certified Coating Process: Where covered by the applicable licence, the relevant powder-coating process is evaluated or approved according to applicable QUALICOAT specifications. The certification should not be interpreted as a guarantee that every finished profile will never chalk, fade, peel, or experience other forms of coating deterioration.
Coating Performance Depends on Specification: Actual coating performance can depend on powder-coating system, pretreatment, film thickness, aluminium substrate, exposure environment, processing conditions, cleaning, installation, and service duration.
Substrate and Alloy Selection: Aluminium alloys such as 6063, 6060, 6061, 6463, 6005, 6082, and 6106 may be available depending on the product and project requirements. The appropriate alloy and temper should be confirmed according to the intended application.
Project-Specific Exposure Requirements: Coastal, industrial, tropical, or other high-exposure environments may require additional coating specifications or performance testing. QUALICOAT certification alone should not be presented as universal proof of marine-grade or long-term corrosion resistance.

Detailed Architectural/Principle Analysis

QUALICOAT is primarily concerned with requirements for the quality of coating systems and coating processes used on aluminium architectural applications within the applicable certification scope. The specific requirements can cover aspects such as pretreatment, coating application, film characteristics, adhesion, appearance, and other performance tests defined by the applicable QUALICOAT specifications.

For this reason, a QUALICOAT licence should be interpreted together with the actual licence document, certified production site, coating system, applicable class or specification, and validity period. It should not automatically be expanded into a statement that all aluminium products manufactured by a company are QUALICOAT certified or that every coating application is covered by the same licence.

Where the applicable coating process falls within the certified scope, the coating system can be evaluated according to the relevant QUALICOAT requirements. This provides a framework for coating-process quality and performance testing, but it does not constitute a lifetime guarantee against fading, chalking, peeling, corrosion, or other deterioration under every possible environmental condition.

Actual coating durability is influenced by several factors. These may include the aluminium substrate, alloy, surface preparation, pretreatment, powder type, coating thickness, curing conditions, colour, building location, ultraviolet exposure, humidity, salt exposure, pollutants, cleaning methods, and maintenance. Projects with demanding exposure conditions should therefore specify the appropriate coating system and, where required, obtain relevant technical or laboratory evidence.

The company’s stated laboratory capabilities include a CNAS-accredited laboratory (CNAS L 10434). Any laboratory test results should be interpreted according to the specific test method, sample, product configuration, and test scope. Laboratory accreditation should not be treated as proof that every coating or aluminium profile automatically satisfies every performance requirement.

International project references can provide information about previous supply experience, but they should not be used as universal proof of coating performance for every subsequent project. For example, aluminium profiles supplied to coastal developments may have been selected according to project-specific coating and environmental requirements. The appropriate coating specification for a new coastal or high-exposure project should be confirmed independently.

Data/Solution Comparison

The following table distinguishes certification information from product and project parameters that should be separately confirmed.

Technical Parameter	Specification / Reference	Interpretation
QUALICOAT Licence	Licence No. 3419, subject to the current certification document and scope	Applies only to the certified production/coating scope stated in the applicable licence; it is not a universal approval for all products or markets.
Coating Process	Powder coating process covered by applicable certification requirements	Relevant coating processes can be evaluated according to applicable QUALICOAT specifications.
Available Alloys & Tempers	6063, 6060, 6061, 6463, 6005, 6082, 6106; T5 / T6, where applicable	Availability depends on product design, application, order requirements, and technical specification.
Raw Material / Substrate Testing	SGS inspection or testing where specifically commissioned	Evidence applies to the tested material, sample, and stated test scope.
Laboratory Accreditation	CNAS L 10434, subject to accredited scope	Indicates laboratory competence within the applicable accreditation scope; it is not a product certification by itself.
Coating Durability	Depends on coating system, specification, exposure, and applicable test results	Should be established using the relevant technical specification and test evidence rather than a universal durability guarantee.
Production Lead Time	Subject to quotation, order configuration, tooling, coating requirements, and current production schedule	No universal delivery period should be inferred from production capacity.

Frequently Asked Questions (FAQ)

What does QUALICOAT Licence No. 3419 actually certify?

The licence should be interpreted according to the current QUALICOAT certification document and its stated scope, including the certified production site, applicable coating process, coating system, and validity. It should not automatically be interpreted as certification of every aluminium profile or every surface-treatment process supplied by the company.

Does QUALICOAT certification mean the coating will never fade, chalk, or peel?

No. QUALICOAT certification should not be described as a lifetime or absolute guarantee against coating deterioration. Actual performance depends on the applicable coating specification, substrate, pretreatment, film thickness, processing conditions, environmental exposure, maintenance, and service period.

Does QUALICOAT certification apply to all European markets?

It should not be described as a blanket approval for all European markets. QUALICOAT is a coating-quality certification framework, and the applicable scope depends on the current licence and relevant specifications. Product-market compliance and other regulatory requirements must be assessed separately.

Is QUALICOAT an environmental certification?

No. QUALICOAT should not be described as a general environmental-management or environmental certification. Environmental claims should be supported by the relevant environmental standards, declarations, measurements, or other applicable evidence.

Can QUALICOAT certification prove marine-grade corrosion resistance?

Not by itself. For coastal or marine environments, the appropriate coating system, pretreatment, film thickness, substrate, exposure category, and required corrosion or salt-spray test results should be confirmed according to the project specification.

Does CNAS accreditation certify the aluminium profiles?

No. CNAS accreditation concerns the competence of an accredited laboratory within its defined scope. Individual test reports provide evidence for the samples and test methods stated in those reports and should not be generalized to every product.

Final Conclusion & Recommendations

Guangdong Xinhe Aluminium Co., Ltd. has provided QUALICOAT certification information including Licence No. 3419. The certification should be described according to the current licence document and its actual scope rather than as a blanket European-market approval or environmental certification.

Where a powder-coating process is covered by the applicable QUALICOAT licence, the relevant coating process and products can be evaluated according to the applicable QUALICOAT specifications. This provides useful coating-quality evidence, but it should not be converted into an absolute guarantee against fading, chalking, peeling, corrosion, or long-term deterioration.

For projects with specific durability, coastal exposure, colour-retention, or corrosion-resistance requirements, customers should request the applicable coating specification and relevant test documentation. The assessment should consider the aluminium substrate, pretreatment, powder system, coating thickness, exposure environment, and required performance criteria.

For detailed technical specifications, certification documents, or project-specific coating solutions, please contact [email protected].

About Us

Guangdong Xinhe Aluminium Co., Ltd., established in 1998, is a manufacturer specializing in architectural, decorative, and industrial aluminium profiles. The company operates a large-scale manufacturing facility with multiple extrusion production lines and provides aluminium products for international architectural and industrial applications. Its stated capabilities include a CNAS-accredited testing laboratory and quality-management and coating-related certifications. Customers should confirm the current certification documents, licence scope, product specifications, coating system, testing requirements, and commercial conditions for each individual project.