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Removing Buffing Compound
What is the best way to remove buffing compound from brass parts?
Ask an Expert Published: 5/22/2013
In-Line Cleaning Machine
I am looking for in-line parts washing to put at my stamping press. Do you know of companies that have conveyor systems such as a mini-tunnel sonic machine?
Ask an Expert Published: 3/5/2013
Electrolytic Cleaning
Is there a reverse-current cleaner that will blow and clean off rust in a timely manner and that is environmentally friendly?
Ask an Expert Published: 3/1/2013
Rinsing Difficulties
How helpful would it be to add a rinse aid to our post-process rinses in chromate conversion, and iron and zinc phosphate processes?
Ask an Expert Published: 2/18/2013
Citric Acid Passivation
I would like to set up a citric acid passivation line as follows: heated citric, drag-out tank, three cascading unheated rinse tanks and possibly a heated rinse to help in drying. Am I missing any tanks and or accessories that you would recommend?
Ask an Expert Published: 9/26/2012
Copper Sulfate Test for Passivated Parts
Why is the copper sulfate test a common test to know if the passivation process is in good quality?
Ask an Expert Published: 9/25/2012
Stainless Steel Streaking After Passivation
After passivating 347 stainless steel per AMS700 Type VI there is a stain pattern. On inspection at 10x magnification, I see that the surface is pitted. Process steps are alkaline degrease at 140°F, two rinses, final rinse in reverse osmosis water, ...
Ask an Expert Published: 9/24/2012
White Haze on Stainless Steel
Has anyone experienced a white haze forming on stainless steel metal surface after cleaning with n-propyl bromide (nPB) solvent?
Ask an Expert Published: 8/9/2012
Cast Iron, Potable Fresh Water Pump Body
Can you recommend a process to clean rust and “cure” the interior of a pump housing to prevent rusting and not affect the quality of the water?
Ask an Expert Published: 8/8/2012
Cleaning Galvanized Steel
How do you clean white lime scale and rust spots on galvanize?
Ask an Expert Published: 8/7/2012

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