>Electricians use bending springs, available in different sizes at
>electrical wholesales, inside the pipe at the point to be bent so that
>the pipe does not kink. I have done this using PVC pipe. Ok to about 70
>degrees - you can go all the way to 90 but not good for pulling wires
>over long distances.
>
>Good for creating sweep bends.
>_______________________________________
>Roy
>Tauranga
>New Zealand
>_______________________________________
>
>  
>
>>Has anyone worked with heating and bending plastic pipe (say, 3/4"
>>    
>>
>ID)?
>  
>
>>After it's bent, it won't have to withstand heat or be very strong.
>>    
>>
>What
>  
>
>>kind of pipe (e.g., PCV) might work best?
>>
>>Jay
>>
>>    
>>
>
>
>
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>  
>

> Humm, never heard of bending springs but interested at getting a couple
> and playing with them.  I've always just filled the pipes with sand
> before heating which has worked for me in the past.  Works most of the
> time if I'm patient enough.
>
> Hopkins wrote:
>
> >Electricians use bending springs, available in different sizes at
> >electrical wholesales, inside the pipe at the point to be bent so that
> >the pipe does not kink. I have done this using PVC pipe. Ok to about 70
> >degrees - you can go all the way to 90 but not good for pulling wires
> >over long distances.
> >
> >Good for creating sweep bends.
> >_______________________________________
> >Roy
> >Tauranga
> >New Zealand
> >_______________________________________
> >
> >
> >
> >>Has anyone worked with heating and bending plastic pipe (say, 3/4"
> >>
> >>
> >ID)?
> >
> >
> >>After it's bent, it won't have to withstand heat or be very strong.
> >>
> >>
> >What
> >
> >
> >>kind of pipe (e.g., PCV) might work best?
> >>
> >>Jay
> >>
> >>
> >>
> >
> >
> >
> >---
> >Outgoing mail is certified Virus Free.
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> >
> >
> >
>
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>>Has anyone worked with heating and bending plastic pipe (say, 3/4" ID)?
>>
>>After it's bent, it won't have to withstand heat or be very strong. What
>>kind of pipe (e.g., PCV) might work best?
>>
>>Jay
>>
>>    
>>
>
>It's been a while but I've done some work with bending plastic electrical
>conduit (grey PVC).
>
>I used a propane torch, though I'd recommend against it if you have another
>option. It was too easy to scorch and char the plastic. But if you're
>careful and keep the flame moving and take your time (think 5-10 minutes)
>
>I think a heat gun might be a better choice. I used to use one to shape 1/4
>inch Plexiglas.
>
>I've also seen "professionals" with an electric oven bending much larger
>(6") pipe.
>
>I don't think that the heat/cool cycle changes the plastic significantly,
>as long as you don't scorch it.
>
>-Denny
>
>
>_______________________________________________
>http://www.piclist.com
>View/change your membership options at
>http://mailman.mit.edu/mailman/listinfo/piclist
>
>  
>

> > Has anyone worked with heating and bending plastic pipe (say, 3/4" ID)?
> >
> > After it's bent, it won't have to withstand heat or be very strong. What
> > kind of pipe (e.g., PCV) might work best?
> >
> > Jay
> >
>
>It's been a while but I've done some work with bending plastic electrical
>conduit (grey PVC).
>
>I used a propane torch, though I'd recommend against it if you have another
>option. It was too easy to scorch and char the plastic. But if you're
>careful and keep the flame moving and take your time (think 5-10 minutes)
>
>I think a heat gun might be a better choice. I used to use one to shape 1/4
>inch Plexiglas.
>
>I've also seen "professionals" with an electric oven bending much larger
>(6") pipe.
>
>I don't think that the heat/cool cycle changes the plastic significantly,
>as long as you don't scorch it.
>
>-Denny
>
>
>_______________________________________________
>http://www.piclist.com
>View/change your membership options at
>http://mailman.mit.edu/mailman/listinfo/piclist