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Exploring the: E-coat Processes Zone
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- Questions about E-Coat
- Q. Does E-Coat work on cast iron pumps and valves?
Ask an Expert Published: 6/5/2010
- E-Coat Stains
- We are facing a problem of bad marks on our final e-coated automotive parts, which are most probably caused by dripping ultra filtrate.
Ask an Expert Published: 6/1/2010
- Corrosion Blisters
- After 500 hours of salt spray SS testing of our electrocoated parts, we see many blisters but little corrosion increase from the test X-Cut.
Ask an Expert Published: 6/1/2010
- Excessive Metal Content in Bath
- The chemistry manufacturer did a “metals analysis” of our bath and reported iron content at 1,420 mg/L. Is there any other way of removing the iron other than dumping the bath and making up a new one?
Ask an Expert Published: 12/1/2009
- Parts Draining During E-coat
- At the end of the process, when the body gets out of the E-coat bath, sometimes incomplete draining of the body can occur and this can produce problems during the baking phase. Could you tell me more about the nature of these problems? Do some speci...
Ask an Expert Published: 12/1/2009
- Heat-treated Parts and E-coat
- Heat treated parts paint a little differently than plain steel parts, so I will try to explain the differences.
Ask an Expert Published: 12/1/2009
- Electrocoat over Zinc-Plated Steel—Revisited
- I wonder why you think the automotive community should be questioned for specifying a zinc or zinc alloy prior to E-coat. Performance testing done by all the major OEMs will confirm better corrosion performance with zinc or zinc alloy than with a ph...
Ask an Expert Published: 9/1/2009
- Anodic or Cathodic E-Coat?
- I recently heard about a company using an anodic E-coat on castings, and that it cures at a much lower temp. If the anodic E-coat takes less energy to cure, why isn’t it more widely used?
Ask an Expert Published: 6/1/2009
- E-coating Over Zinc-Plated Steel?
- The print calls for the part to be zinc plated before application of a cathodic epoxy E-coating. The customer apparently feels that the zinc plating will provide an additional level of corrosion protection. However, we have sent requests for quote t...
Ask an Expert Published: 6/1/2009
- E-coat As A Primer For Powder
- The spec called for electrocoat as a primer and a powder coating for the top coat. We have liquid and powder coating facilities in our plant, but we will have to send the parts to a contract coater for the E-coat process. Can you tell me why the E-c...
Ask an Expert Published: 6/1/2009