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If the concentration of chlorides in certain chemical pretreatment steps is too high, this will lead to pitting corrosion on the components. Therefore, you should pay attention to the correct concentration in the pretreatment. In this article you will learn which values are relevant.

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Important reminder for our European customers – act now! Due to the EU authorisation decision for the continued legal use of chromium trioxide (as a pure substance or in mixtures) until September 21, 2024, the following deadlines must be met: Until March 18, 2021 at the latest: Submit your own downstream user notification(s) for your
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On December 23, 2020, the final decision of the European Commission on use type 1, 2, 4, 5 and 6 of chromium trioxide until September 21, 2024 was published in the Official Journal of the European Union. It results in requirements for action for both authorisation holders and downstream users. We will therefore shortly provide
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On 28 January 2021, the first Alumino seminar for Alufinish partners was carried out online. Numerous participants from different countries took part. During this seminar, Alufinish informed about detailed application, practical experiences and special features of the organic Alumino dyes.  For organic colouring of anodised aluminium surfaces, a colour spectrum of 29 colours is currently available. Growing
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On January 1st 2020, Otmar Monreal took his well-deserved retirement. Mr Monreal has led Alufinish GmbH + Co. KG Andernach, a company specializing in metal chemistry, from a small, medium-sized company over the years together with his partner Jürgen Lutter to a globally successful company.With a view to a later successor, Dr. Nils Monreal and
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Always stay up to date about the surface treatment of aluminum, steel and zinc with Alufinish. From now on we provide you with news about our products, recent modifications and interesting topics via our social media channels. Visit us on LinkedIn, Twitter (@Alufinish_DE) and Instagram (@alufinish_germany) for more.
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