Rotary Polishing - Regenerating Technique for Enhancing Correction & Clarity

The standard rotary polishing method is based on what has been named the Zenith Point technique, where you start the machine at slow speed to spread the polish and then build to the working speed and work until the residue goes clear before dropping back down the speeds to refine. This has been a standard working method for some time with proven results.



With some polishes, however, it is possible to extend the work time by using a Regnerating method and this extended work time allows the abrasives to be more fully broken down giving small benefits in terms of correction achieved and bigger benefits in terms of the clarity of the finish - you are essentially extending the burnishing or jeweling stage of your set.



The videos below show typical regenerating sets - first one with Menzerna Intensive Polish and the second one with Chemical Guys V36:



‪2 Menzerna Intensive Polish Regenerating Set‬‏ - YouTube



‪1 Chemical Guys V36 Long Set‬‏ - YouTube



The idea here is that once the polish residue has gone clear at the working speed, slow down and lighten the pressure and then the residue will come back, hten go back up to a working speed and work until clear and again, then come back down the speeds. You can repeat this process until the polish residue no longer comes back, giving you an extended work time.



This method with Intensive Polish delivered the following results. Panel before:



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Panel after (no further refining carried out, this is the finish straight from Intensive Polish):



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The technique's extended set lengths allow the abrasives to be more fully broken down which results in slightly better correction where required, but also allows middle of the rod work horse polishes such as Intensive Polish to be brought to a finish which will begin to rival that of finishing polishes - hologram free with good clarity. Intensive Polish can be worked to a hologram free finish with the standard Zenith point method, but this technique in my experience allows or greater clarity from the product through the extended work times :)
 
Dave KG said:
The standard rotary polishing method is based on what has been named the Zenith Point technique, where you start the machine at slow speed to spread the polish and then build to the working speed and work until the residue goes clear before dropping back down the speeds to refine. This has been a standard working method for some time with proven results.



Never knew the technique had an actual name. You learn something new every day. Thanks for the great article!
 
Dave KG said:
The technique's extended set lengths allow the abrasives to be more fully broken down which results in slightly better correction where required, but also allows middle of the rod work horse polishes such as Intensive Polish to be brought to a finish which will begin to rival that of finishing polishes - hologram free with good clarity.



It seems to me that all this method does is reintroduce the "unused" polish that is in the pad which would allow more cut. That cut and the resultant reduction in marring is what is giving you seemingly more gloss. I don't think you can get SIP to finish/look like FP II or 85rd just from working it longer, which seems to be what you're implying. Correct me if I'm wrong though.
 
Interesting thread/videos Dave....now lets see you polish a vertical panel for almost 9 min. :D
 
MichaelM said:
It seems to me that all this method does is reintroduce the "unused" polish that is in the pad which would allow more cut. That cut and the resultant reduction in marring is what is giving you seemingly more gloss. I don't think you can get SIP to finish/look like FP II or 85rd just from working it longer, which seems to be what you're implying. Correct me if I'm wrong though.



It seems to do more than this, as when the panel cools during the lower speed stage, the polish residue revives overall - if it were just taking unused polish from the side of the set, it would happen at higher speeds as well, whereas this relies on the lower speeds and lowering of the panel temperature to bring back the polish so you can extend the work time. Using this, we have seen an improvement in the overall clarity achieved, specifically on softer paints where you can make IP finish very similarly to 106FA and 85RD/E being used with standard sets... the key does seem to be in the long working times, certainly on the Eurpoean paints that we have been testing this technique on. Of course, you can also use this with 85RD and long setting this is something which you then can't touch with SIP (or 85RD3.02 by its code name), this technique is not just restricted to SIP :) But in my experience with it, it does enhance the finishing abilities of the product and to me doesn't seem to just be a case of pulling unused polish in from the side.





RaskyR1 said:
Interesting thread/videos Dave....now lets see you polish a vertical panel for almost 9 min. :D



Years with a Makita, I'm well up for long sets on vertical panels! :D
 
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