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[Closed] Plumbing - Cast iron soil pipe cutting

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After [url= http://www.singletrackworld.com/forum/topic/any-plumbers-or-drainage-experts-about ]THIS THREAD[/url] a few days ago, I'm no further foreward after seemingly being let down by 2 tradesmen.
To be honest, this is boiling my pi$$ to the extent where I think I may do it myself. I have a plasterer starting today and he'll need it ready to box in about Tuesday next week.

So, one simple question: Will I be able to cut that 4in cast iron soil pipe with an angle grinder or not?

Thanks in desperation....


 
Posted : 28/10/2010 8:58 am
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Yeah doddle, just don't hit it with a hammer as it's likely to splinter and snap right where you don't want it to.


 
Posted : 28/10/2010 9:01 am
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shame it's in a corner like that - I got a special 'cast iron' blade (it didn't have teeth, was more like an abrasive edge) for a standard hacksaw and it cut through a cast iron pipe really easily.

as above, avoid percussive persuasion.


 
Posted : 28/10/2010 9:03 am
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angle grinding cast iron soil pipe... mmmm, I can smell the boiling p155 and burnt 5h1t from here.

Wear a face mask!


 
Posted : 28/10/2010 9:03 am
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angle grinding cast iron soil pipe... mmmm, I can smell the boiling p155 and burnt 5h1t from here.

😆

Thanks. I needed to smile about this. I feel a bit better now. 🙂


 
Posted : 28/10/2010 9:09 am
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angle grinder will fly through, however the blade will not be big enough to make the cut right through, if it's in the corner you'll understand you can't get the cutter all the way around.

Cut out a square section of the pipe big enough to get the cutter body in attack it again from essentially the inside face of pipe.

A 9" cutter is the kiddie.

Sorry i'm not now that way to help out.


 
Posted : 28/10/2010 9:10 am
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make sure no one flushes the upstairs loo whilst you're mid grind too.


 
Posted : 28/10/2010 9:12 am
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I had to angle grind pipes that had been full of fermented, aged, rotten pig swill (in a factory farm that was being demolished) the pigs had left about three years before. The stench was indescribable. SPLASH! SPLAT! PONG! After a few hours I realised the pipes were cast iron so I started shattering them with a sledge hammer, more fun but much messier...


 
Posted : 28/10/2010 9:14 am
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Cheers Sharki, that makes sense, thanks for the tip.

Normal metal cutting disc I assume? I think I've got an unopened pack I bought with my £10 Aldi angle grinder about 6 years ago! (It works OK, like the cycling kit works OK)


 
Posted : 28/10/2010 9:14 am
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A bog (haha) standard metal cutting abrasive type disc worked just fine for me. I thought it would be a big job (haha again) but my cast iron soil stack cut very easy. I used a 9 inch grinder, smaller will be more awkward but will cut just as well.


 
Posted : 28/10/2010 9:24 am
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A normal metal disc is fine, for a 9incher, standard cutting disc.

For a ickle cutter 4 inch or 5, you can get super thin cutting discs which cut faster than a thicker one but only recommended for sheet material.

Goggles, gloves and sensible clothing, hot molten blobs will retain heat well and make a mess of your finnest wolly jumpers. And be aware of the distance the sparks will fly and protect these areas from damage from the hot blobs.

Not that you need a lesson in common sense.


 
Posted : 28/10/2010 9:51 am
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How did it go?


 
Posted : 28/10/2010 7:57 pm
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I reckon he's not back from A&E yet 😆


 
Posted : 28/10/2010 9:20 pm
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chain cutters work well if you can get your hands on some. mine are excellent! Too far from you though I think


 
Posted : 28/10/2010 9:55 pm