shadowstep
New member
- Mar 23, 2009
- 114
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I have been reading a lot about the wax and sealants. I know to apply these products in thin layers but what are the ideal number of layers that should be applied to get ideal results?
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I have been reading a lot about the wax and sealants. I know to apply these products in thin layers but what are the ideal number of layers that should be applied to get ideal results?
I have been reading a lot about the wax and sealants. I know to apply these products in thin layers but what are the ideal number of layers that should be applied to get ideal results?
If i'm using just a sealant I apply at least 2 layers for
even coverage. If i'm using both a sealant and wax I just use 1 layer of each. Same goes for the wax if I use it as a stand alone, 2 layers.
anything more than 2 coats is likely just wasted product = Point of Diminishing Returns
If I that at one of those wash your own car wash, then wouldn't it get dirty from the salt on the road?
If i'm using just a sealant I apply at least 2 layers for even coverage. If i'm using both a sealant and wax I just use 1 layer of each. Same goes for the wax if I use it as a stand alone, 2 layers.
So I always recommend two coats of LSP due to the fact that there is always a missed spot, which typically gets gone over during the second apply. It is much more beneficial to reapply LSP once every month than to do 3 layers and expect it to last 3 months.
Wax tends to be better to "layer", since it is thicker and doesn't really "stick" to the paint as much as it rests upon it. One should see some benefit from applying wax over sealant, but anything more than one coat of each is overkill. If you still want more layers, after sealant + wax, I would throw on some high shine QD like #425 or a spray wax.
This question comes up a lot, and IMO is a direct effect of the marketing around many of the products out there.
Wax or sealants do not build up. The first coat you apply will leave a thick layer over the paint. As you buff it off, the layer gets infinitesimally thin. Adding more product a second time makes the layer get very think again. But once you wipe it off, it becomes infinitesimally thin again. Sealants stick to paint, not necessarily to sealant. Further, one coat of sealant over a previous coat of sealant creates ONE coat of sealant. There is no interstitial layer between coats. There is no increase in resistance through them due to interstices. The shear strength of the product you apply is very low, and will basically shear off once it gets to a certain thickness as you buff it off. This might be at one layer thick, it could be at two layers thick. But the sealants stick to the paint and not to anything else, which is why the bead water and feel slick. Once you have an increase in the thickness of the sealant, the excess sealant, i.e. the one NOT stuck on paint, will basically bead off just like anything else you try to get to stick to the freshly finished vehicle, leaving the thinnest layer it can.
So layering stuff is good fun, but do not expect it to be any better than one thorough coat of anything. Further, the effect of layers is not cumulative. Adding a second layer of anything does not make the whole twice as durable. More layers applied over each other in a short period of time will not increase the life of the coating. More layers applied periodically though time will increase longevity from the point of view of the paint. But it is really just getting "new" LSP, so the LSP per se does not have an increased longevity.
I hope this makes sense!
So I always recommend two coats of LSP due to the fact that there is always a missed spot, which typically gets gone over during the second apply. It is much more beneficial to reapply LSP once every month than to do 3 layers and expect it to last 3 months.
Wax tends to be better to "layer", since it is thicker and doesn't really "stick" to the paint as much as it rests upon it. One should see some benefit from applying wax over sealant, but anything more than one coat of each is overkill. If you still want more layers, after sealant + wax, I would throw on some high shine QD like #425 or a spray wax. But careful, stuff like Red Mist Tropical (probably the shiniest QD out there!) will remove most waxes due to the strong solvents it contains.
This does not apply to something like Opti-Coat or A-Quartz or Nanolex, which I still haven't figured out if it layers or not. Initial testing shows good promise, but there will always be a point of diminishing returns. Still playing with it... and measuring!