Parts Cleaning
How to Dry Parts After Mass Finishing
Can you suggest the best method for drying following deburring?
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Calculating Energy Savings
I want to calculate the energy savings associated with reducing washer bath temperature.
Read MoreFRP Parts Washer
I am considering the use of a 5 stage part washer constructed from FRP (Fiber Reinforced Plastic). Do you or know anyone who has any experience with a washer constructed from this material? It is intended to wash mild steel sheet metal parts.
Read MorePassivation Problems
I am having a problem with parts passivated in citric asic. They are 303ss and passivated for 30 min. My end user is sending them out for a salt spray test and they are failing. I welcome any thoughts or ideas on this problem.
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Building Blocks of an Aqueous Cleaning Process
Chemistry, time, temperature and mechanical energy are the keys
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Still Valuable
Vapor degreasing remains the cleaning process of choice in some applications
Read MoreBlisters And Creep On Aluminum Castings
We have repeatedly failed a 336-hour salt spray test on an aluminum casting. We use an immersion bath iron phosphate conversion coating (soap, rinse, phosphate, rinse) and urethane powder coating. The results have consistently been blisters and significant creepback from scribe. How can we improve our adhesion and weather resistance on these die castings? What is causing the blistering? We could instead use a TGIC Polyester? Would these powders perform better?
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