Category Archives: Post Treatment

DCHN, a Subsidiary of Katahdin Industries to Attend Design 2 Part Show in Marlborough, MA

DCHN, a full service metal finishing company, will showcase its range of anodizing and finishing technology, including MICRALOX® Micro-Crystalline Anodizing and QUANTUM® Hard Coat. Woonsocket, RI (October 15, 2013)  DCHN, LLC announces that it will be attending the Design 2 … Continue reading

Posted in Aluminum Anodizing - Type II, Aluminum Anodizing - Type III, Post Treatment, Stainless - EP, Stainless - Passivation, Titanium Anodizing - Type I, Titanium Anodizing - Type III | Tagged , , , , , , , , , | Leave a comment

Electrolytic Coloring of Hard Anodized Aluminum Alloys

By Leonid Lerner  INTRODUCTION The electrolytic coloring (“two-step”) process was first in use in Europe and Asia during the 1960’s (Asada Process), and was introduced in the USA during the 1970’s by ALCAN. The earliest claim to coloring anodized aluminum … Continue reading

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A Parametric Study of PTFE Coating Process in Anodized Aluminum

ABSTRACT A study using an experimental design of dispersion coating with PTFE ambient cured process is presented.  The effects of five major process parameters of the coating, i.e. polymer concentration, dip coating time, presence of immersion rinsing, spray rinsing, and … Continue reading

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