That's ductile iron pipe.. You should use a thinner wheel on the grinder for cutting that thick of pipe. If it was going to my yard I would buy it for #1 HMS.
That's ductile iron pipe.. You should use a thinner wheel on the grinder for cutting that thick of pipe. If it was going to my yard I would buy it for #1 HMS.
Even with the cement lining?
Alright, I bought 12 thin discs. Hopefully it will get me 4 pipes done.
depending on how the material is purchased and the time it takes to enhance your product would dictate my decision? The insulated alum cable I believe is 4/0, it had 19 strands and no steel core. I had a recovery rate of 75% and with a mechanical stripper rated at 125 feet a minute I'd say its worth it. So a hundred lbs of insulated at .10, or 75 lbs of ec wire at .70. I also did a recovery on what I think is 2ga, it had 7 strands no steel core and recovered 63% content. I also use a gram scale cut material into 3 inch sections, I have found that using a regular lb scale isn't precise enough for an accurate recovery. typically you stand to profit more from products you can enhance, if my only way of doing it was with a knife and I had lets say 2000lb of this material, on its way it would go so I could enhance other material more effectively.
I make cents on the pound, the name of the game is VOLUME
Thats a small grinder for such a big job.
And theres no guard on it, and if you are a right hander, the handles on the wrong side.....
If thats cast pipe, it should break where you cut it.
Put something like another tube or a railway iron on the ground.
Put the tube you want broken at 90 degrees to it, over it, with the precut directly over the bottom tube & the precut at the top side of the top tube.
Now pick up one end of the tube you want broken & drop it directly down onto the bottom tube.
It should break at the crack.
Last edited by eesakiwi; 02-22-2012 at 11:00 PM.
They were discussed in great detail, here.
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