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Gunsmithing bedding plastic stocks

A

anachronism

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While I wait (&wait) for my stockade stock, I still need to use my rifle, a Savage 110. I do need to bed the original tupperware so I have at least some semblance of consistency, but I'm concerned about finding an epoxy that will stick to it. Any suggestions?
 
Re: bedding plastic stocks

Rough up the surface that you are going to use and try Devcon. Bedding the cheap stock will help, but it still will not be close to the Stockade that you are waiting on.

Good luck.
 
Re: bedding plastic stocks

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: USMCj</div><div class="ubbcode-body">Waste of time and bedding compound, wait for your stock and spend the extra time on trigger control. </div></div>

+1, Devcon is not cheap, you could buy 5 of those cheap ass savage stocks for what one can of Dev cost's. and they are SO cheap that even bedding them wont help you out that much cause the stock still bends and warps all over creation. Better to save your money and practice from a sturdy bench.
 
Re: bedding plastic stocks

Strangely enough, Brownells Accuraglass gel seems to be holding. I had no choice, I have to make this work for a while, so I tried it anyway. If the filler doesn't detach from the stock in little pieces, I just might make it for a while
 
Re: bedding plastic stocks

I bedded my 300 RUM SPS stock with an epoxy like Devcon, and it is holding up. Put more in up front than I might normally would have, but it is working well. I am also saving for a McMillan A5, so this needs to work for now.
 
Re: bedding plastic stocks

Use a dremel or 60 grit sandpaper to scuff the smooth surfaces off of it. Don't worry about blasting a little material out of there, the epoxy needs good, rough material to stick to and it's stronger than the plastic anyway.

Clean it with rubbing alcohol

JB Weld sticks without a problem and a 1-lb tube of it costs about 15 bucks from NAPA or AutoZone.

I stiffened the forend of a factory POS Rem stock by scuffing like I described and then laying carbon fiber arrow shafts (from broken arrows) and loading it up with cheap 5 min modelers epoxy from Home Depot.

It's a night and day difference in repeatability. It went from an acceptable big game rifle to a 1" rifle. I then adjusted the trigger, carefully lapped the lugs and tweaked the hand loads for a sub MOA rifle.
 
Re: bedding plastic stocks

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: USMCj</div><div class="ubbcode-body">Waste of time and bedding compound </div></div>

Learning how to proper bed your action is a skill worth learning. Practice makes perfect. Where better to practice than on the "cheap" stock?

 
Re: bedding plastic stocks

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: Youngjoonni</div><div class="ubbcode-body"><div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: USMCj</div><div class="ubbcode-body">Waste of time and bedding compound </div></div>

Learning how to proper bed your action is a skill worth learning. Practice makes perfect. Where better to practice than on the "cheap" stock?

</div></div>

Very true.

This was one I did at lunch time because I was eager to try out the rifle after work.
Done with 10 min quick set metal epoxy. Quick fix which is better than nothing.
Of course the barrel channel was opened generously.
edi
DSCN2560.jpg
 
Re: bedding plastic stocks

You do definitely need to rough up the surface, I used a sanding drum on my Dremel, and a couple of the smaller grinding stones. Some of the excess ended up on the stocks exterior and I was able to remove it with a fingernail. But everythings holding tight in the sanded areas.
 
Re: bedding plastic stocks

I have undercut to get the epoxy to hang on to the injection molded stock.

I have milled out an Aluminum bedding block for a Sav110 to fit in an injection molded stock.

It looks like Edi got good support in 3 quadrants around the forward screw. But he keeps tightening that screw, the stock might flex away from the receiver behind that screw.

It can be done, but I am no longer willing to put up with the effort and dead weight.

I now scrap the injection molded stocks off rifles when I buy them and I scrap the injection molded stocks off other people's rifles when I do pro bono gunsmithing.
 
Re: bedding plastic stocks

Use it to practice on. Having one to try first is worth
tons. I bed a bunch of junk before I started and it made
the real jobs come much better. Of course now, you can find
much more info and help to get you started. I started before
I knew how to get on the internet. Lots of help here, read through it, practice on that tupperware turd, and then take care of business when that new stock comes in.