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02/06/10(Sat)02:48 No. 2559334 File1265442486.jpg -(145
KB, 1024x770, Using_an_airbrush.jpg ) >>2559290 I
hardly ever use anything coarser than 400 or maybe 320 sandpaper, but
that leaves scratches that must be removed. You basically go from coarse
sandpaper to smoother ones, like 320, then 400, then 600, 800, 1200....
most of the time you don't really need to go through all of them, but
you get the idea... and is a good idea to wet-sand (i.e. to wet the
sandpaper and the plastic, it works better this way and scratches less
the surface, less dust, etc.) With modern gunpla you probably don't
need to use files much. Oh, and be sure to remove the extra bit of
sprue left on the parts carefully with the hobby knife, not in just one
cut, but a couple cuts, so you don't stress the plastic. If you are
going to paint this is not that important. By polishing i just meant
to buff it a little with a soft cloth (it removes the last scratches
from the sandpaper), or you can use a house-hold polisher for a shinier
look. There are special polishers for modelers, if you want to. Again,
not needed if you are going to paint. If your models have these
white spots only, painting will be ok. If they have indentations too,
(missing plastic), you may need to use putty to fill them, then sand it
to make the surface smooth again, and just then paint it. About
the airbrush... nigga you really aren't trolling? Pic is an
airbrush. It's like a micro spray-gun, uses compressed air from a
compressor, etc....