Small, white and unwipeable spots, visible on anodised and electrolytically coloured goods (e.g. C35 - Black), attract the observer's attention immediately and result in unsaleable goods and rework. This makes it even more important to quickly localize and eliminate the cause of the problem. Defect pattern: small, white dots on ...

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Aluminium is a versatile resource. We have often reported on the environmental aspects and advantages of secondary aluminium. The areas of application in architecture are also widely known. But aluminium has not exhausted its possibilities as a resource: the metal also contributes to an important development in quantum computers. Qubits ...

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The porous aluminium oxide layer that is present after anodising or colouring is still unsealed. This state would not provide long-term protection, e.g. on building surfaces. Subsequent sealing of these layers is therefore essential for long-term protection. In addition to the frequently used hot sealing, it is also possible to ...

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Energy costs have been rising in many countries around the world in recent months. Electricity and gas prices in particular are affected by enormous price increases. But what can anodising companies do about this cost increase in the short term? There are some ways to make your own processes more ...

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In classical, electrolytic colouring of aluminium surfaces with tin salts, uniform colourings from bronze to black are obtained with correct operation and the right colouring bath settings. However, sometimes you can observe inhomogeneous colouring on the goods carrier, so that a glance at the goods is enough to recognise the ...

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Small cause - big effect : Mistakes when cleaning in anodising operations Small cause - big effect : Mistakes when cleaning in anodising operations Schon kleine Fehler beim Reinigen von Aluminiumoberflächen können im Eloxalbetrieb zu nicht verkaufsfähiger Ware führen, wenn man nicht aufpasst. Es lohnt daher immer, einen Blick auf ...

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On anodised, electrolytically black-coloured and hot-sealed aluminum we see deposits - what could that be? After hot sealing, deposits are often visible on anodised and coloured surfaces, which are then quickly classified as so-called " sealing smut". However, if closer inspection reveals that all sealing conditions were in order, the ...

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In einer der letzten Ausgaben der ipcm wurde die Geschäftsführung der Alufinish zu dem 50-jährigen Jubiläum des Unternehmens interviewt. 50 Jahre voller internationaler Partnerschaften, Vertrauen und spannender Projekte. Aus diesem Grund blickten Stephan Zegers und Dr. Nils Monreal im Interview mit ipcm nun zurück auf die letzten Jahre der Firmengeschichte. ...

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For a shiny and brilliant-looking aluminium surface, mechanical polishing of the raw material is often carried out prior to the actual chemical pretreatment process in the anodising plant. This mechanical polishing is then usually done by using special, solid polishing pastes which are applied to the polishing wheel for this ...

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Obituary Mr. Jürgen Lutter We deeply mourn the loss of our former managing director Mr. Jürgen Lutter Together with his business partner, the former manager ran the business of our company until his retirement in 2013. Thanks to his open, approachable manner, his invaluable experience and his great expertise, he ...

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