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 purpose. These pastes usually contain
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 was highly regarded by customers
To further advance sustainability in the aluminium industry, it is important to understand where the energy for the production comes from. Here, the difference between the production of primary aluminium and the extraction of secondary aluminium through recycling is significant. But how is aluminium extracted in the first place? Primary aluminium is extracted from the
In addition to pure organic colours, salts based on ferrioxalates are usually used for gold colouring in anodising operations. For decades, these salts have enabled intensive and durable gold colouring, which is often used for the design of facades in the architectural sector. Until now, powdered colouring products based on ferrioxalates had to be pre-dissolved
After anodising and colouring aluminium surfaces, it is particularly important to seal the created porous aluminium oxide layer well. This process can be carried out using various seal methods. One possibility is the hot sealing. For this, fully demineralised water is used at a temperature of at least 96°C, to which a sealing additive
Sustainability in business is a wide-ranging topic that concerns all sectors of the economy. Some time ago we already reported on the relevance of aluminium in this topic. But why is aluminium a sustainable resource? Good characteristics of aluminium as a material One of the reasons for this is that aluminium has excellent basic properties.
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