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Worldwide quality label for aluminium pre-treatment
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Independently tested
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AD products meet or exceed the current market standards
AD Chemicals offers a certified range of pretreatment products that meet the stringent quality standards set by GSB International. Our systems, including chromium-free alternatives, are thoroughly tested for adhesion, corrosion resistance, and process consistency.
With a strong focus on sustainability, performance, and reliability, we provide future-proof chemical solutions for aluminium pretreatment in line with the industry’s highest quality requirements.
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+31 (0) 167 526 900
GSB Certification – PreCoat CR-Free by AD Chemicals
AD Chemicals B.V. is proud to hold a GSB certification for its chromium-free pretreatment system PreCoat CR-Free. This certification confirms that our solution meets the strict quality standards defined by GSB International for aluminium pretreatment prior to powder coating.
Certification details
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Certified company: AD Chemicals B.V.
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Product: PreCoat CR-Free
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Approval number (Zul-Nr.): 250 a
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Type: Chromium-free (Cr-free)
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Level (Stufe): 3
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Substrate: Aluminium
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Intended for: Powder coating (Pulverlack)
About GSB International
GSB International is a leading global quality association for the coating of aluminium and other metal substrates. It defines high-performance requirements for pretreatment systems regarding corrosion resistance, coating adhesion, and durability.
With this certification, AD Chemicals demonstrates that PreCoat CR-Free is a reliable, future-proof technology contributing to high-quality and sustainable aluminium surface treatment.
AD, the chrome free specialist
Upgrading your current chrome free process. AD has an extensive track record in optimizing the performance and efficiency of chemical pretreatment lines.
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Quality Principles
REACH and RoHS compliant products, developed beyond international market standards. Top-tier quality in chromefree treatments with excellent technical support and customized solutions from our R&D team.
AD Chemicals Qualification
Applicators excelling in chemical pretreatment, meeting top industry standards like Qualicoat, Qualisteel, and GSB.
Qualicoat Approvals
Global quality label for aluminium pretreatment. Independently tested – AD products meet or exceed current market standards.
Qualanod approval
AD Chemicals offers Qualanod-approved sealing products that meet the strict international quality standards for anodising processes.
Other AD Metal Surface Treatment solutions
Metal Surface Treatment
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