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Old 03-03-2013, 05:33 PM
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Default Fixing cracked poly/plastic.

I have two things that need cracks fixed. The first is an outdoor wheelbarrow/cart. The upper lip of the container is cracked. The second is on the interior of an SUV. It's the brace that contains the cargo cover and goes from side to side. It's not necessary for the operation of the cargo coer but it finishes out the trim. I used Super Glue and it does seem to adhere ery good.

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Old 03-03-2013, 05:42 PM
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Try plastic model glue.

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Old 03-03-2013, 05:45 PM
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Quote:
Originally Posted by sleepy View Post
Try plastic model glue.
Any particular brand or type?

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Old 03-03-2013, 05:52 PM
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Testers. used to be good, I haven't put together a model for years and with all the "protect people from themselves laws" they may have had to changed the formula of the glue to keep idiots from sniffing it to get high. But you can get it anywhere they sell plastic car models. Model glue actually melts the two plastic pieces together rather than just holding the two pieces like super glue.

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Old 03-03-2013, 05:55 PM
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Thanks, I'll try that.

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Old 03-03-2013, 07:28 PM
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Try using PVC cement. I've used it on some plastic pieces in my refrigerator. I reinforced it with some scrap pieces of plastic.

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Old 03-03-2013, 07:34 PM
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Quote:
Originally Posted by salem1912 View Post
Try using PVC cement. I've used it on some plastic pieces in my refrigerator. I reinforced it with some scrap pieces of plastic.
That I have at home, thanks.

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Old 03-03-2013, 07:41 PM
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Buy a plastic welder ; I have one I bought off Amazon ('bout a c-note) and it often makes the plastic stronger.

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Old 03-03-2013, 08:30 PM
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Use Plastic Weld 2 part epoxy. You can buy at O'reillys or Autozone. Get the one that sets up in a couple of minutes. Stuff is a miracle.

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Old 03-03-2013, 08:40 PM
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repair depends on what type of plastic they are made of.
sometimes solvent adhesives wont work and sometimes heat wont work.
If you dont know what type of plastic it is look where theres a part # and see if its got the recycle triangle or a code like TPO, PVC,etc and look up the repair at this companies website.
I have several solvent adhesives,hot air welder,plasticfix and still cant repair all the different types Ive run into

http://www.urethanesupply.com/

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Old 03-04-2013, 12:35 AM
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Certain plastics react well with methyl ethyl ketone, or m.e.k. pvc is one of them that should work, which is what I think interior trim is made of. Acetone works too, but I think it may be too "hot". m.e.k. dries slower and should give good results. It can be found at hardware stores. Rub it in with a qtip. This stuff really stinks, though.

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Old 03-04-2013, 05:11 AM
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X2 on the plastic welder. I bought one years ago from Matco, comes with different types of plastic "welding rods" .John

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Old 03-04-2013, 12:40 PM
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If i can get to the backside, i reinforce it with glass mat and fiberglass resin.

George

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Old 03-04-2013, 12:54 PM
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JB Weld. It's sandable, paintable. I use it everywhere.

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Old 03-05-2013, 02:46 PM
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X3 plastic welder.

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Old 03-05-2013, 10:20 PM
90Mjext 90Mjext is offline
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try rapid fix

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Old 03-05-2013, 10:26 PM
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I tried PVC cement and it just stayed on the surface.

What is raipid fix?

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Old 03-06-2013, 07:21 AM
Cammer-6 Cammer-6 is offline
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did you try to id the plastic and look up the recommended fix on website I provided?

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Old 03-06-2013, 07:42 AM
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I checked both the interior trim piece and the outdoor wheelbarrow/cart and neither had any identifying marks.
The products on that site are but pricey. Probably more for repair costs than the items are worth.

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Old 03-06-2013, 07:48 AM
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you looked into their product called plastifix?
Ive used it on many things.

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