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Tecnologia de superfícies

Galvanização

Brief Specialist Information For the designer in mechanical engineering and precision mechanics, but also for the interested professional buyer, knowledge of the physical relations involved in galvanization is of great use. Fig. 1: Setup of a Galvani…



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Anodização

Brief Specialist Information Rohde already has a nearly 60-year tradition of surface treatment on high-quality precision goods made of aluminium and its alloys. Here, anodizing with or without dyeing is by far the most popular form of protection agai…



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Anodização especial

Hard-Coat designates a procedure in which the surface of aluminium articles is provided with a protective layer by electro-chemical processes. It is an option to the regular anodizing process, which is used for a variety of parts made of aluminium.



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Polimento electrolitico de produtos em aço indoxidável

With this material erosive, electrolytical process unevenness on the surface of the metal can be levelled out and sharp edges deburred;



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Decapagem pura de componentes em aluminio

Machined mechanical components, which have to be assembled under clean-room conditions must be free of surface impurities.



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Aluminium Conversion Coatings

This process concerns about a replacement fort the transparent resp. yellow chromating.



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Burnishing

As a rule, burnishing produces an even, black to black-brown surface coating on objects made from ferrous materials (cast iron, unalloyed and alloyed steel) in order to give the workpieces an attractive appearance and increase their resistance to corrosion, while largely maintaining their dimensional accuracy.



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Quantitades pequenas - Elaboração individual

Small series and/or individual parts for which an electroplating finish is not possible in automatic machinery or is too elaborate are processed on manually operated machineries in the Rohde factory in Göttingen, where there is equipment for bulk goods and also for individual processing of ”rack-items” available.



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Clientes privados; procedimento especial e processamento

As a complement to surface technology services for industry, crafts and trades, Rohde in the Göttingen factory also reconditions individual parts for the private customer sector.



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Esmerilar, escovar e polir

Even today, mechanical pre-treatment such as the above necessitates a high degree of manual work, depending on the articles and quantities involved; expertise is the most important prerequisite.



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Decapagem com esferas de vidro e granalha

Blasting is one of the most important processes to produce even dull-finished or satin- finished surfaces before electroplating or anodizing. Here, glass-ball blasting with ball diameters of approx.



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Rotopolimento (trovalização)

One of the most customary processes to deburr and/or precision-grind the surfaces of loose bulk items and machine components is vibratory grinding.



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Contacto

Rohde AG

Industriestrasse 9
D - 37176 Nörten-Hardenberg

Tel.: +49 (0) 5503 9860-0
Fax: +49 (0) 5503 9860-11 
 
info@rohde-technics.com