So that you pull your freshly powder coated piece out of the oven anticipating to see that excellent, shiny end you’ve at all times counted on. However as an alternative you discover one thing fully completely different – a uninteresting spot. Or worse, a cloudy end. Now what?
There are a few choices you may attempt to right most flaws that solely turn into seen after the remedy. Whether or not it’s a dry spot – a uninteresting end from the place the powder both didn’t spray out or didn’t keep on – or one other imperfection (like solvent that outgassed throughout baking, as on our bike body), these can often be fastened with out beginning throughout.
Sizzling flockingThe commonest method to handle a minor floor imperfection is to “scorching flock” it. That is greatest achieved when the flaw is discovered earlier than it absolutely cures. The half may be taken from the oven or curing lamps and whereas it’s nonetheless heat, new powder utilized to the new work piece. This may enable the powder to move out rapidly, confirming you’ve reapplied the fabric adequately and in addition that you just’ve blended it properly with the earlier software. Pop it again underneath the lights or into the oven to let it remedy and likelihood is you’ll be good to go.
RecoatingAnother possibility is to use a complete new coat of powder on prime of the already cured end. Any bodily flaws resembling grime or chemical harm may be sanded out earlier than making use of a second coat. You’ll need to ensure you put together the broken space appropriately, and clear the whole half completely with a prep solvent to take away any contamination from dealing with it. You’ll additionally should be certain you’ve gotten a very good contact level for the bottom clip earlier than making use of a second coat of powder.
It ought to go with out saying, however you’ll want to take care to not repeat the identical mistake the second time. If, as an illustration, you rushed the primary software and didn’t let the prep solvent absolutely fuel out, give it just a little additional time to make sure it’s all out earlier than the second software. Likewise, if the flaw was from a skinny first software, double examine your gun is flowing appropriately and pay shut consideration throughout the spray out to be assured the second coat goes down clean.
On the finish of the day, powder coating may be fairly forgiving. Take your time and also you’ll get the end you’re searching for.
