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Author Topic: Anyone not prime their figures?  (Read 3198 times)

Offline Charlie_

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Re: Anyone not prime their figures?
« Reply #15 on: 10 August 2017, 07:12:51 PM »
I undercoat my models with Auto primer (from Halfords, nice and affordable), and then touch up the areas that the spray misses with regular black model paint (vallejo). So I don't know if that's considered 'proper' priming or not? Seems to work, and I haven't ever given it much thought.

Here's a question though for those of you who know the technicalities of painting better than me.... Why when I spray my plastic models the paint pretty much covers everywhere (with just a little careful second spray afterwards from underneath to get the inside of the legs etc).... But on metal models, it NEVER does, and always has to be followed with some brush-on paint? Do my metal models not like my spray primer, and it's not sticking to them? I'm talking about the hard-to-reach nooks and crannies.... on plastics they are covered really well, on metals not at all.

Offline Lowtardog

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Re: Anyone not prime their figures?
« Reply #16 on: 10 August 2017, 07:27:00 PM »
I undercoat with a thinned paint, black or grey depending on what I am painting, not sure I would call it primed

Offline Orctrader

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Re: Anyone not prime their figures?
« Reply #17 on: 10 August 2017, 07:37:51 PM »
Paint how you want with what works for you, it'll be fine. If you don't like a result you get for any reason then change what you do to compensate. Simples.


This.

I use brush-on enamel paint as a primer and it always works for me, so why change?
I didn't know that some do not use any primer, but as Mr Matakishi doesn't have problems it must work.

Offline Norm

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Re: Anyone not prime their figures?
« Reply #18 on: 10 August 2017, 08:52:03 PM »
Lead has a slippy surface and is best primed with a specialist primer designed for such metals. Hammerite do a special metals primer.

Pewter takes paint readily, I am told you don't need to prime, but I do.

Plastic is the easiest to take paint, though I prime with Vallejo polyurethane (surface primer).

I would coat all figures with varnish and only paint with acrylic.

Offline dbsubashi

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Re: Anyone not prime their figures?
« Reply #19 on: 11 August 2017, 07:02:13 AM »
Charlie, because of plastic molding techniques, there is less "relief" to the models. Deep undercuts are not possible due to the unforgiving 2-part metal mold. Metal models use vulcanized rubber, and are somewhat flexible, allowing for more relief. This means there are more nooks and crannies on the models, and they are deeper, making it harder for the sprays to reach. Throw in the before-mentioned bit about sptay primers "biting" into plastic models, and you can see how spray primers cover plastics better.

Offline Hobgoblin

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Re: Anyone not prime their figures?
« Reply #20 on: 11 August 2017, 08:29:24 AM »
I've never used primer. I base coat with black, white, grey, whatever, as required with a brush using standard model paints because it gives a better look to the later layers of paint.
Nothing flakes, chips or rubs off. I've been doing this for nearly 40 years and I still have some of my earliest miniatures (not, flaking, rubbed bare or chipped).

I've taken to using spray primer recently (the GW stuff, as it's readily available - even Blackwells sells it!), but I can't say that I've noticed any real difference between that and simply painting the models with GW's Ceramite White, which I did for the first few hundred miniatures I painted over the last three years. The only reason I use it is for speed.

When I was a kid, I never used spray primer and just used white or black paint out of a pot - Skull White or Chaos Black, or whatever it was. As a teenager, I undercoated these fellows (before painting them badly!), and they've stood up pretty well to loads of games since (often with some fairly rough handling by children). They are varnished, though: I suspect that makes much more of difference to durability than priming.

Offline MartinR

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Re: Anyone not prime their figures?
« Reply #21 on: 11 August 2017, 09:53:42 AM »
I don't doubt that there are scientific reasons why proper primer sticks to things better, but as Makatishi says, whatever works for you.

For the last twenty years or so I've done a black or white undercoat, generally in GW Chaos black or Skull white, mainly as it suits my painting style.

Soft plastics I do a PVA undercoat to stiffen them up a bit and ensure better adhesion (this doesn't work on some of the HaT figures which are made of a an awful greasy, rubbery plastic to which PVA won't stick, but bizarrely normal acrylic paint does fine).

I often don't bother to undercoat vehicles, just slap the base colour straight on. It partly depends on scale and what they are made of, but when I do undercoat, I'll spray them black ten mist them with white from about 2' up (thank you Dr Faustus painting clinic). Resin always gets an undercoat, metal usually does, plastic often doesn't.

Anything painted before 1997 doesn't have an undercoat, primer, varnish or anything else.

I've largely given up varnishing unless it is to fit in with some existing stuff, over decals or if the inkwash has dried a bit gloss.

Out of that lot, the only paint loss I've seen has been some barrel flaking on some old Airfix figures done in enamels, and a batch of Emhar soft plastics which didn't get the PVA treatment.

I have a horrible feeling that I've got so much stuff it doesn't get handled enough to suffer wear and tear.... ;) Having everything based helps I guess.









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Offline westwaller

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Re: Anyone not prime their figures?
« Reply #22 on: 11 August 2017, 11:40:13 AM »
I used to prime everything with skull white back when I first started painting stuff. All my (badly) painted Heroquest plastics are primed this way and most of my other early stuff was too.

My completely unprofessional opinion would be that the formula of most acrylic 'miniature paints' is quite close to primers formulation too and one could happily paint that straight on to miniatures without too much difference. Some specifically labeled 'primers' are rubbish. Citadel Smelly Primer seemed to be a lumpier thick Skull White.

I have tried using spray primers of various makes, including Halfords primers on both plastic and metal models with mixed results and personally have concluded that the variables of spraying and waiting for the 'right' weather to prime them in are not really worth the hassle when I can use Vallejo surface primer with a spot of flat base mixed in and achieve a decent finish from the comfort my desk, at any time of the day and in all weathers.

I suspect Vallejo surface primers have a bit more of the 'plasticky' stuff in them than the standard Vajello Model colour paints as they probably have less 'plasticky' in them in order to achieve their (usual) flat/mattness. For some reason, I find the smaller bottles of Vallejo primers (17ml) ones often seem to perform less well than the bigger ones.

I find the surface primer only slightly harder to strip from miniatures (with Dettol). I have noticed that older metal miniatures (possibly primed/undercoated with Skull White) were very quick to strip with Dettol.

Offline Emir of Askaristan

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Re: Anyone not prime their figures?
« Reply #23 on: 11 August 2017, 12:06:33 PM »
Paint will stick to paint (unless applied on top of a hard gloss ) better than it will stick to metal or plastic. You can call it a a primer, base coat, undercoat or whatever. It might be ink, paint, specially formulated primer, pva, or anything you want but it does the same job - giving top layers somthimg adhere to. It doesn't matter what type of paint you use, this principle applies in every case. Some paints cure harder than others and so may take knocks better without showing the bare metal underneath and if you use a multi-layer "system" something under there is acting as a primer, even if you haven't painted it black, white etc. The final coat, varnish is a sealant, keeping everything safe and adding a durable protective clear coat. An ink wash may perform the same job, but won't be as hard as varnish.

Having worked for a paint manufacturer (industrial/decorative) in a past life alongside the QC team and investigated when paint's been incorrectly applied or has "failed" it was usually poor surface prep and priming which was the cause.

When I was a kid I didn't know of such things I didn't undercoat and applied basic colours onto the bare metal. Didn't know about varnish etc. Result, worn paint in time with bare metal showing at elbows, spears, corners, flaking paint on shafts and bows etc. Properly prepped and "primed" this won't happen.

Offline Hammers

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Re: Anyone not prime their figures?
« Reply #24 on: 11 August 2017, 12:12:18 PM »
Provost! Take note of the non-primers, take them out behind the shed and have them shot!

Offline Duff

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Re: Anyone not prime their figures?
« Reply #25 on: 11 August 2017, 08:07:33 PM »
Provost! Take note of the non-primers, take them out behind the shed and have them shot!


Shootings too good fer 'em!

I'm another Halfords spray primer. I can't imagine ever painting a non primed figure.

Offline Connectamabob

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Re: Anyone not prime their figures?
« Reply #26 on: 12 August 2017, 02:47:50 AM »
Part of the problem IMO is that a lot of hobby primers aren't really any better than paint when it comes to chipping and wear resistance. If you want a proper primer and not a placebo, you kinda have to do your homework and not just pick up whatever's cheap, convenient, or made by your favorite/familiar paint brands.

Also I think a lot of people probably apply the same standard to judging whether their paint is adhering well as they do for the quality of their paint jobs in general. Different people put the bar at different heights, and in discussion everyone words their standards in relation to being "good enough" rather than against an objective measure. But everyone unconsciously assumes their standard is, if not objective, at least shared by a majority on a "common sense" basis. Everyone ends up arguing past each other 'cause they're assuming everyone's more or less referring to the same yardstick, when in reality they're all over the place.

So based on my own experiences with paints and primers, when someone says they don't prime, and "have never had any problems", I immediately suspect that they do have what I would consider problems, they just either don't notice them, or don't consider them bad enough to rate mentioning.

Cross that with what I commented in my first paragraph, and you probably end up with a lot of people who've only ever experienced placebo primers that're no better than paints, and if their personal bar for "good enough" is at or below what paints can deliver, that makes primer appear extraneous to them.

That said, I don't see why anyone who basecoats wouldn't prime. Primers come in different colors, so pick one that's the base color you need, and use that. If you're doing that, you're not complicating things by adding a step or going out of your way to prime. You're basically getting the extra "better safe that sorry" security of primer for free, so why wouldn't you?
« Last Edit: 12 August 2017, 02:58:32 AM by Connectamabob »
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Offline armchairgeneral

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Re: Anyone not prime their figures?
« Reply #27 on: 12 August 2017, 07:16:39 PM »
I used to undercoat my figures with thinned white paint because it seemed to bring up the base colours better. Then I started black washing the white to help me pick out the detail better. This is what I still do although I use Vallejo ghost grey surface primer instead of the white paint.

Offline Reed

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Re: Anyone not prime their figures?
« Reply #28 on: 12 August 2017, 10:20:28 PM »
I always prime with acrylic gesso, and I haven't had a single figure with the paint chipped.

Offline SteveBurt

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Re: Anyone not prime their figures?
« Reply #29 on: 14 August 2017, 04:37:27 PM »
I undercoat using artist's acrylic, and don't have any problems with paint flaking or chipping (it also works well on soft plastic figures).

 

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