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Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
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#1
Posted to rec.crafts.metalworking
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How to cut this copper coil
I got a bit lucky and bought a broken air dryer that had a big copper
coil inside. This is a heat exchanging coil with a copper tube inside a tube. http://igor.chudov.com/tmp/coil.jpg The problem is that it is extremely heavily made and would not easily cut with a cable cutter. I want to cut it up into pieces and clean to make #1 copper. Any idea what can cut it, maybe a circular saw with a small tooth blade? Thanks |
#2
Posted to rec.crafts.metalworking
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How to cut this copper coil
On Sat, 08 Apr 2017 22:07:22 -0500, Ignoramus9502
wrote: I got a bit lucky and bought a broken air dryer that had a big copper coil inside. This is a heat exchanging coil with a copper tube inside a tube. http://igor.chudov.com/tmp/coil.jpg The problem is that it is extremely heavily made and would not easily cut with a cable cutter. I want to cut it up into pieces and clean to make #1 copper. That's probably worth a fortune as #1 copper. Oh, it's down from $3 (when I last looked) to $2.28/lb, but still valuable. Any idea what can cut it, maybe a circular saw with a small tooth blade? How about a recip saw for a deeper cut? If it's soft, a 12" woodcutting blade might work, though it might leave rough edges. Cut it in half and clean from there. What takes that white gunk off? What is that? -- Newman's First Law: It is useless to put on your brakes when you're upside down. --Paul Newman |
#3
Posted to rec.crafts.metalworking
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How to cut this copper coil
On 2017-04-09, Ignoramus9502 wrote:
I got a bit lucky and bought a broken air dryer that had a big copper coil inside. This is a heat exchanging coil with a copper tube inside a tube. http://igor.chudov.com/tmp/coil.jpg Ugly! The problem is that it is extremely heavily made and would not easily cut with a cable cutter. I want to cut it up into pieces and clean to make #1 copper. Any idea what can cut it, maybe a circular saw with a small tooth blade? How long is the coil? And what about the radial thickness? Do you have a portable bandsaw? That might bridge the radial thickness. Are you cutting it in place, or can you bring it to your place first? Maybe a low speed circular saw with a zero rake blade. Anything with a rake will probably dig in. A pity the coil is not open enough to use tubing cutters on it. Good Luck, DoN. -- Remove oil spill source from e-mail Email: | (KV4PH) Voice (all times): (703) 938-4564 (too) near Washington D.C. | http://www.d-and-d.com/dnichols/DoN.html --- Black Holes are where God is dividing by zero --- |
#4
Posted to rec.crafts.metalworking
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How to cut this copper coil
"Larry Jaques" wrote in message
... On Sat, 08 Apr 2017 22:07:22 -0500, Ignoramus9502 wrote: I got a bit lucky and bought a broken air dryer that had a big copper coil inside. This is a heat exchanging coil with a copper tube inside a tube. http://igor.chudov.com/tmp/coil.jpg The problem is that it is extremely heavily made and would not easily cut with a cable cutter. I want to cut it up into pieces and clean to make #1 copper. That's probably worth a fortune as #1 copper. Oh, it's down from $3 (when I last looked) to $2.28/lb, but still valuable. Any idea what can cut it, maybe a circular saw with a small tooth blade? How about a recip saw for a deeper cut? If it's soft, a 12" woodcutting blade might work, though it might leave rough edges. Cut it in half and clean from there. What takes that white gunk off? What is that? ================================================== =========== I'm guessing the white stuff is your basic hard water deposits, calcium and magnesium carbonates and/or sulfates and/or other salts. It always tempting to start throwing acids at the problem to dissolve them, but then you are going to have a big volume of hazardous waste to get rid of. How about cutting the tubing with bolt cutters, and trying something like a small air hammer with a wide flat tip to vibrate off as much of the white stuff as you can. Maybe hit the coil before you cut it up to knock off big chunks, then each length after you cut it up. Finish with a wire brush. As much as I love chemistry, mechanical methods are almost always faster :-). Save any acid for a final polishing step only if really needed. ----- Regards, Carl Ijames |
#5
Posted to rec.crafts.metalworking
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How to cut this copper coil
On Sat, 08 Apr 2017 22:07:22 -0500, Ignoramus9502
wrote: I got a bit lucky and bought a broken air dryer that had a big copper coil inside. This is a heat exchanging coil with a copper tube inside a tube. http://igor.chudov.com/tmp/coil.jpg The problem is that it is extremely heavily made and would not easily cut with a cable cutter. I want to cut it up into pieces and clean to make #1 copper. Any idea what can cut it, maybe a circular saw with a small tooth blade? Thanks Sawz-All |
#6
Posted to rec.crafts.metalworking
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How to cut this copper coil
On 2017-04-09, Larry Jaques wrote:
On Sat, 08 Apr 2017 22:07:22 -0500, Ignoramus9502 wrote: I got a bit lucky and bought a broken air dryer that had a big copper coil inside. This is a heat exchanging coil with a copper tube inside a tube. http://igor.chudov.com/tmp/coil.jpg The problem is that it is extremely heavily made and would not easily cut with a cable cutter. I want to cut it up into pieces and clean to make #1 copper. That's probably worth a fortune as #1 copper. Oh, it's down from $3 (when I last looked) to $2.28/lb, but still valuable. Still pretty good. Copper has been pretty flat for the last 1.5 years or so. Any idea what can cut it, maybe a circular saw with a small tooth blade? How about a recip saw for a deeper cut? If it's soft, a 12" woodcutting blade might work, though it might leave rough edges. Cut it in half and clean from there. I want to cut it to remove steel ends, and secondly to clean off the urethane foam. What takes that white gunk off? What is that? White gunk is expanding urethane foam, it does not seem to stick to copper very well and should easily come off once the coil is cut. i |
#7
Posted to rec.crafts.metalworking
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How to cut this copper coil
On 2017-04-09, Carl Ijames wrote:
I'm guessing the white stuff is your basic hard water deposits, calcium and magnesium carbonates and/or sulfates and/or other salts. It always tempting No, it is expanding urethane foam. to start throwing acids at the problem to dissolve them, but then you are going to have a big volume of hazardous waste to get rid of. How about cutting the tubing with bolt cutters, Way too thick for bolt cutters, over an inch thick, and inside the tubing there is one more tubing (it is a heat exchanger). So it is like a double tube. and trying something like a small air hammer with a wide flat tip to vibrate off as much of the white stuff as you can. Maybe hit the coil before you cut it up to knock off big chunks, then each length after you cut it up. Finish with a wire brush. As much as I love chemistry, mechanical methods are almost always faster :-). Save any acid for a final polishing step only if really needed. I was really hoping that there is a blade for a circular saw that would work. i |
#8
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How to cut this copper coil
On 2017-04-09, DoN. Nichols wrote:
On 2017-04-09, Ignoramus9502 wrote: I got a bit lucky and bought a broken air dryer that had a big copper coil inside. This is a heat exchanging coil with a copper tube inside a tube. http://igor.chudov.com/tmp/coil.jpg Ugly! The problem is that it is extremely heavily made and would not easily cut with a cable cutter. I want to cut it up into pieces and clean to make #1 copper. Any idea what can cut it, maybe a circular saw with a small tooth blade? How long is the coil? Not sure how long, it is very hard to unroll. I tried, as you see, with big forklifts, but it was very difficult. And what about the radial thickness? Each tubing is over an inch thick, heavy, and inside this tube there is a smaller tube, as this is a heat exchanger. Do you have a portable bandsaw? That might bridge the radial thickness. Are you cutting it in place, or can you bring it to your place first? It is at my place. Maybe a low speed circular saw with a zero rake blade. Anything with a rake will probably dig in. A pity the coil is not open enough to use tubing cutters on it. I bought a 60 tooth circular saw blade for "non-ferrous". I will give it a try. i |
#9
Posted to rec.crafts.metalworking
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How to cut this copper coil
On Sat, 08 Apr 2017 22:07:22 -0500, Ignoramus9502
wrote: I got a bit lucky and bought a broken air dryer that had a big copper coil inside. This is a heat exchanging coil with a copper tube inside a tube. http://igor.chudov.com/tmp/coil.jpg The problem is that it is extremely heavily made and would not easily cut with a cable cutter. I want to cut it up into pieces and clean to make #1 copper. Any idea what can cut it, maybe a circular saw with a small tooth blade? Thanks A good screw drive Milwaukee would be my first tool to try. The white stuff is foam or ceramic? Gunner --- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus |
#10
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How to cut this copper coil
On Sun, 09 Apr 2017 01:21:48 -0400, clare wrote:
On Sat, 08 Apr 2017 22:07:22 -0500, Ignoramus9502 wrote: I got a bit lucky and bought a broken air dryer that had a big copper coil inside. This is a heat exchanging coil with a copper tube inside a tube. http://igor.chudov.com/tmp/coil.jpg The problem is that it is extremely heavily made and would not easily cut with a cable cutter. I want to cut it up into pieces and clean to make #1 copper. Any idea what can cut it, maybe a circular saw with a small tooth blade? Sawz-All A Sawzall would work, but a chainsaw might be good for an initial cut across the side of the whole coil. -- jiw |
#11
Posted to rec.crafts.metalworking
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How to cut this copper coil
On Sat, 08 Apr 2017 22:07:22 -0500
Ignoramus9502 wrote: I got a bit lucky and bought a broken air dryer that had a big copper coil inside. This is a heat exchanging coil with a copper tube inside a tube. http://igor.chudov.com/tmp/coil.jpg The problem is that it is extremely heavily made and would not easily cut with a cable cutter. I want to cut it up into pieces and clean to make #1 copper. Any idea what can cut it, maybe a circular saw with a small tooth blade? As you already know copper is sticky, doesn't saw well. For the stuff you have unrolled try an axe, maybe splitting maul with a block of wood underneath. Wire rope, cable cutters might work on it too but they are kind of pricey. The miners would use air chisels to cut large chunks into smaller ones... -- Leon Fisk Grand Rapids MI/Zone 5b Remove no.spam for email |
#12
Posted to rec.crafts.metalworking
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How to cut this copper coil
On 2017-04-09, Gunner Asch wrote:
On Sat, 08 Apr 2017 22:07:22 -0500, Ignoramus9502 wrote: I got a bit lucky and bought a broken air dryer that had a big copper coil inside. This is a heat exchanging coil with a copper tube inside a tube. http://igor.chudov.com/tmp/coil.jpg The problem is that it is extremely heavily made and would not easily cut with a cable cutter. I want to cut it up into pieces and clean to make #1 copper. Any idea what can cut it, maybe a circular saw with a small tooth blade? Thanks A good screw drive Milwaukee would be my first tool to try. I will try, I thought I had a screw drive circular saw The white stuff is foam or ceramic? urethane foam |
#13
Posted to rec.crafts.metalworking
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How to cut this copper coil
"Ignoramus14657" wrote in message ... On 2017-04-09, Gunner Asch wrote: On Sat, 08 Apr 2017 22:07:22 -0500, Ignoramus9502 wrote: I got a bit lucky and bought a broken air dryer that had a big copper coil inside. This is a heat exchanging coil with a copper tube inside a tube. This might work: http://www.ebay.com/itm/181933936141?rmvSB=true Maybe you can rent one from ahern. Best Regards Tom. --- This email has been checked for viruses by AVG. http://www.avg.com |
#14
Posted to rec.crafts.metalworking
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How to cut this copper coil
On Saturday, April 8, 2017 at 11:07:29 PM UTC-4, Ignoramus9502 wrote:
I got a bit lucky and bought a broken air dryer that had a big copper coil inside. This is a heat exchanging coil with a copper tube inside a tube. http://igor.chudov.com/tmp/coil.jpg The problem is that it is extremely heavily made and would not easily cut with a cable cutter. I want to cut it up into pieces and clean to make #1 copper. Any idea what can cut it, maybe a circular saw with a small tooth blade? Powered saws with diamond-edged blades do the best on almost anything. |
#15
Posted to rec.crafts.metalworking
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How to cut this copper coil
On Sun, 09 Apr 2017 08:52:32 -0500, Ignoramus14657
wrote: On 2017-04-09, Carl Ijames wrote: I'm guessing the white stuff is your basic hard water deposits, calcium and magnesium carbonates and/or sulfates and/or other salts. It always tempting No, it is expanding urethane foam. to start throwing acids at the problem to dissolve them, but then you are going to have a big volume of hazardous waste to get rid of. How about cutting the tubing with bolt cutters, Way too thick for bolt cutters, over an inch thick, and inside the tubing there is one more tubing (it is a heat exchanger). So it is like a double tube. and trying something like a small air hammer with a wide flat tip to vibrate off as much of the white stuff as you can. Maybe hit the coil before you cut it up to knock off big chunks, then each length after you cut it up. Finish with a wire brush. As much as I love chemistry, mechanical methods are almost always faster :-). Save any acid for a final polishing step only if really needed. I was really hoping that there is a blade for a circular saw that would work. i Copper is "sticky" so a circular saw isn't ideal. A portable band saw would be ideal, but a recip would do the job. Either way, there WILL be some "fun" involved. I also have a "shear" that would "likely" do the job, but you would need to uncoil everything first. |
#16
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How to cut this copper coil
On Sun, 09 Apr 2017 08:51:14 -0500, Ignoramus14657
wrote: On 2017-04-09, Larry Jaques wrote: On Sat, 08 Apr 2017 22:07:22 -0500, Ignoramus9502 wrote: I got a bit lucky and bought a broken air dryer that had a big copper coil inside. This is a heat exchanging coil with a copper tube inside a tube. http://igor.chudov.com/tmp/coil.jpg The problem is that it is extremely heavily made and would not easily cut with a cable cutter. I want to cut it up into pieces and clean to make #1 copper. That's probably worth a fortune as #1 copper. Oh, it's down from $3 (when I last looked) to $2.28/lb, but still valuable. Still pretty good. Copper has been pretty flat for the last 1.5 years or so. It has been awhile since I looked. Any idea what can cut it, maybe a circular saw with a small tooth blade? How about a recip saw for a deeper cut? If it's soft, a 12" woodcutting blade might work, though it might leave rough edges. Cut it in half and clean from there. I want to cut it to remove steel ends, and secondly to clean off the urethane foam. Recip saws are nice for demo work. I bought a nice, heavy duty Porter Cable Tiger Saw years ago. It's a heavy beast, too. You can also set one up in a vise and use it to hack off the thicker urethane, not having to worry about scraping the surface. They're a bit safer than circular and band saws. I bought a The little 18v Ryobi is much lighter. What takes that white gunk off? What is that? White gunk is expanding urethane foam, it does not seem to stick to copper very well and should easily come off once the coil is cut. Oh, God. That **** is nearly invulnerable to solvents. Acetone works when it's fresh, but nothing cuts it when it's dry/cured. And it doesn't burn off cleanly, producing toxic gases if you try. I suggest you build a multiple brush unit to run it through to clean off that foam. And ask your scrap guys what they consider "clean", so you're not surprised when you take it in to redeem it. -- Newman's First Law: It is useless to put on your brakes when you're upside down. --Paul Newman |
#17
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How to cut this copper coil
On Sun, 9 Apr 2017 14:56:21 -0000 (UTC), James Waldby
wrote: On Sun, 09 Apr 2017 01:21:48 -0400, clare wrote: On Sat, 08 Apr 2017 22:07:22 -0500, Ignoramus9502 wrote: I got a bit lucky and bought a broken air dryer that had a big copper coil inside. This is a heat exchanging coil with a copper tube inside a tube. http://igor.chudov.com/tmp/coil.jpg The problem is that it is extremely heavily made and would not easily cut with a cable cutter. I want to cut it up into pieces and clean to make #1 copper. Any idea what can cut it, maybe a circular saw with a small tooth blade? Sawz-All A Sawzall would work, but a chainsaw might be good for an initial cut across the side of the whole coil. Just remember to replace the chain and bar afterward. -- Newman's First Law: It is useless to put on your brakes when you're upside down. --Paul Newman |
#18
Posted to rec.crafts.metalworking
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How to cut this copper coil
OK, I had some free time today and I had some success. I have jaws for
cutting heavy cables and a hydraulic power supply for it. The jaws are new/Chinese by SDT and the power supply is Burndy from a heavy old crimper. As you can see from the pictures below, it does cut the tubes. You can see how one tube is inside of another. http://igor.chudov.com/tmp/Coil-1.jpg http://igor.chudov.com/tmp/Coil-2.jpg I will have my guy cut up the rest tomorrow. i |
#20
Posted to rec.crafts.metalworking
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How to cut this copper coil
On Sun, 09 Apr 2017 20:45:27 -0500, Ignoramus14657
wrote: OK, I had some free time today and I had some success. I have jaws for cutting heavy cables and a hydraulic power supply for it. The jaws are new/Chinese by SDT and the power supply is Burndy from a heavy old crimper. As you can see from the pictures below, it does cut the tubes. You can see how one tube is inside of another. http://igor.chudov.com/tmp/Coil-1.jpg http://igor.chudov.com/tmp/Coil-2.jpg I will have my guy cut up the rest tomorrow. i Looks like you've got it. |
#21
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How to cut this copper coil
On 2017-04-10, wrote:
On Sun, 09 Apr 2017 20:45:27 -0500, Ignoramus14657 wrote: OK, I had some free time today and I had some success. I have jaws for cutting heavy cables and a hydraulic power supply for it. The jaws are new/Chinese by SDT and the power supply is Burndy from a heavy old crimper. As you can see from the pictures below, it does cut the tubes. You can see how one tube is inside of another. http://igor.chudov.com/tmp/Coil-1.jpg http://igor.chudov.com/tmp/Coil-2.jpg I will have my guy cut up the rest tomorrow. i Looks like you've got it. Thanks. It is not a continuous duty pump and it does overheat after a while., But since he will also have to clean off the foam, it may get enough time to cool down. i |
#22
Posted to rec.crafts.metalworking
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How to cut this copper coil
On Sun, 09 Apr 2017 20:47:09 -0500
Ignoramus14657 wrote: snip OK, I have a hydraulic cable cutter that worked today. The cutter head and power supply were initially unrelated. http://igor.chudov.com/tmp/Coil-1.jpg http://igor.chudov.com/tmp/Coil-2.jpg I realized that if I cut some tubes first, I can unroll the coil tube by tube. That looks really nice. Should do a good job on this. Thought you might have something like that around. You are quite the scrounger -- Leon Fisk Grand Rapids MI/Zone 5b Remove no.spam for email |
#23
Posted to rec.crafts.metalworking
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How to cut this copper coil
On Sun, 09 Apr 2017 09:01:32 -0500, Ignoramus14657
wrote: Maybe a low speed circular saw with a zero rake blade. Anything with a rake will probably dig in. A pity the coil is not open enough to use tubing cutters on it. I bought a 60 tooth circular saw blade for "non-ferrous". I will give it a try. I'd go with the slow speed metal cutting circle saw. I have the HF knockoff of the Milwaukee unit and it works great. The blade is completely shielded so the large hot chips don't go flying. I bought the HF unit for a particular job cutting rectangular tubing, considering it disposable. It's actually been a pretty good saw and is several years old. It should slice that copper with no effort at all. John John DeArmond http://www.neon-john.com http://www.tnduction.com Tellico Plains, Occupied TN See website for email address |
#24
Posted to rec.crafts.metalworking
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How to cut this copper coil
On 2017-04-10, wrote:
On Sun, 09 Apr 2017 20:45:27 -0500, Ignoramus14657 wrote: OK, I had some free time today and I had some success. I have jaws for cutting heavy cables and a hydraulic power supply for it. The jaws are new/Chinese by SDT and the power supply is Burndy from a heavy old crimper. As you can see from the pictures below, it does cut the tubes. You can see how one tube is inside of another. http://igor.chudov.com/tmp/Coil-1.jpg http://igor.chudov.com/tmp/Coil-2.jpg I will have my guy cut up the rest tomorrow. i Looks like you've got it. And if you don't have a band or reciprocating saw, then dragging tie-wire over the copper tubing can cut the tubing itself via/friction after awhile. |
#25
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How to cut this copper coil
On 2017-04-10, Leon Fisk wrote:
On Sun, 09 Apr 2017 20:47:09 -0500 Ignoramus14657 wrote: snip OK, I have a hydraulic cable cutter that worked today. The cutter head and power supply were initially unrelated. http://igor.chudov.com/tmp/Coil-1.jpg http://igor.chudov.com/tmp/Coil-2.jpg I realized that if I cut some tubes first, I can unroll the coil tube by tube. That looks really nice. Should do a good job on this. Thought you might have something like that around. You are quite the scrounger I bought the pump on craigslist and the cutting head I bought new from a retailer. i |
#26
Posted to rec.crafts.metalworking
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How to cut this copper coil
"Ignoramus24752" wrote in
message ... On 2017-04-10, Leon Fisk wrote: On Sun, 09 Apr 2017 20:47:09 -0500 Ignoramus14657 wrote: snip OK, I have a hydraulic cable cutter that worked today. The cutter head and power supply were initially unrelated. http://igor.chudov.com/tmp/Coil-1.jpg http://igor.chudov.com/tmp/Coil-2.jpg I realized that if I cut some tubes first, I can unroll the coil tube by tube. That looks really nice. Should do a good job on this. Thought you might have something like that around. You are quite the scrounger I bought the pump on craigslist and the cutting head I bought new from a retailer. i The quick disconnects used on Porta Powers are handy for other things. http://shop.hoseandfittings.com/cata...cessories.html -jsw |
#27
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How to cut this copper coil
On Tue, 11 Apr 2017 17:32:18 -0500, Ignoramus24752
wrote: On 2017-04-10, Leon Fisk wrote: On Sun, 09 Apr 2017 20:47:09 -0500 Ignoramus14657 wrote: snip OK, I have a hydraulic cable cutter that worked today. The cutter head and power supply were initially unrelated. http://igor.chudov.com/tmp/Coil-1.jpg http://igor.chudov.com/tmp/Coil-2.jpg I realized that if I cut some tubes first, I can unroll the coil tube by tube. That looks really nice. Should do a good job on this. Thought you might have something like that around. You are quite the scrounger I bought the pump on craigslist and the cutting head I bought new from a retailer. Wasn't the recip saw a lot quicker? That thing must take a minute or more to cycle, huh? Nice, though! Was it expensive? -- Newman's First Law: It is useless to put on your brakes when you're upside down. --Paul Newman |
#28
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How to cut this copper coil
On Tue, 11 Apr 2017 18:51:55 -0400, "Jim Wilkins"
wrote: "Ignoramus24752" wrote in message ... On 2017-04-10, Leon Fisk wrote: On Sun, 09 Apr 2017 20:47:09 -0500 Ignoramus14657 wrote: snip OK, I have a hydraulic cable cutter that worked today. The cutter head and power supply were initially unrelated. http://igor.chudov.com/tmp/Coil-1.jpg http://igor.chudov.com/tmp/Coil-2.jpg I realized that if I cut some tubes first, I can unroll the coil tube by tube. That looks really nice. Should do a good job on this. Thought you might have something like that around. You are quite the scrounger I bought the pump on craigslist and the cutting head I bought new from a retailer. i The quick disconnects used on Porta Powers are handy for other things. http://shop.hoseandfittings.com/cata...cessories.html Just be sure to put the plastic plugs/covers back on every fitting every time. (I got chewed out at the body shop for forgetting once.) Amazon is slightly cheaper and has free 2-day Prime shipping if you're a Prime member. It's $99/yr and they just told me I had saved $289 last year in shipping fees. -- Newman's First Law: It is useless to put on your brakes when you're upside down. --Paul Newman |
#29
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How to cut this copper coil
On 2017-04-11, Jim Wilkins wrote:
"Ignoramus24752" wrote in message ... On 2017-04-10, Leon Fisk wrote: On Sun, 09 Apr 2017 20:47:09 -0500 Ignoramus14657 wrote: snip OK, I have a hydraulic cable cutter that worked today. The cutter head and power supply were initially unrelated. http://igor.chudov.com/tmp/Coil-1.jpg http://igor.chudov.com/tmp/Coil-2.jpg I realized that if I cut some tubes first, I can unroll the coil tube by tube. That looks really nice. Should do a good job on this. Thought you might have something like that around. You are quite the scrounger I bought the pump on craigslist and the cutting head I bought new from a retailer. i The quick disconnects used on Porta Powers are handy for other things. http://shop.hoseandfittings.com/cata...cessories.html Jim, thanks. I have another high pressure hydraulic set up for 10,000 psi. With a pneumatic/hydraulic pump and a number of cylinders. All bought piecemeal on auctions and some taken out of a custom machine that never saw use. I just finished it last week and it does use such couplers. I will post some pictures later. This week we will be lifting some heavy machinery to move it (80,000 lbs) and these cylinders will hopefully be helpful. i |
#30
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How to cut this copper coil
On 2017-04-12, Larry Jaques wrote:
On Tue, 11 Apr 2017 17:32:18 -0500, Ignoramus24752 wrote: On 2017-04-10, Leon Fisk wrote: On Sun, 09 Apr 2017 20:47:09 -0500 Ignoramus14657 wrote: snip OK, I have a hydraulic cable cutter that worked today. The cutter head and power supply were initially unrelated. http://igor.chudov.com/tmp/Coil-1.jpg http://igor.chudov.com/tmp/Coil-2.jpg I realized that if I cut some tubes first, I can unroll the coil tube by tube. That looks really nice. Should do a good job on this. Thought you might have something like that around. You are quite the scrounger I bought the pump on craigslist and the cutting head I bought new from a retailer. Wasn't the recip saw a lot quicker? That thing must take a minute or more to cycle, huh? Nice, though! Was it expensive? The pump was $100 on craigslist, the head about $130. Sawzall alone would not do it. My guy also used a circular saw with 60 tooth blade. i |
#31
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How to cut this copper coil
On Wed, 12 Apr 2017 02:28:16 -0500, Ignoramus24752
wrote: On 2017-04-12, Larry Jaques wrote: On Tue, 11 Apr 2017 17:32:18 -0500, Ignoramus24752 wrote: On 2017-04-10, Leon Fisk wrote: On Sun, 09 Apr 2017 20:47:09 -0500 Ignoramus14657 wrote: snip OK, I have a hydraulic cable cutter that worked today. The cutter head and power supply were initially unrelated. http://igor.chudov.com/tmp/Coil-1.jpg http://igor.chudov.com/tmp/Coil-2.jpg I realized that if I cut some tubes first, I can unroll the coil tube by tube. That looks really nice. Should do a good job on this. Thought you might have something like that around. You are quite the scrounger I bought the pump on craigslist and the cutting head I bought new from a retailer. Wasn't the recip saw a lot quicker? That thing must take a minute or more to cycle, huh? Nice, though! Was it expensive? The pump was $100 on craigslist, the head about $130. Not bad at all. Is the head for copper only, or will it do wire rope? Sawzall alone would not do it. My guy also used a circular saw with 60 tooth blade. One row at a time, I'm guessing? -- Newman's First Law: It is useless to put on your brakes when you're upside down. --Paul Newman |
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How to cut this copper coil
On 2017-04-12, Larry Jaques wrote:
On Wed, 12 Apr 2017 02:28:16 -0500, Ignoramus24752 wrote: On 2017-04-12, Larry Jaques wrote: On Tue, 11 Apr 2017 17:32:18 -0500, Ignoramus24752 wrote: On 2017-04-10, Leon Fisk wrote: On Sun, 09 Apr 2017 20:47:09 -0500 Ignoramus14657 wrote: snip OK, I have a hydraulic cable cutter that worked today. The cutter head and power supply were initially unrelated. http://igor.chudov.com/tmp/Coil-1.jpg http://igor.chudov.com/tmp/Coil-2.jpg I realized that if I cut some tubes first, I can unroll the coil tube by tube. That looks really nice. Should do a good job on this. Thought you might have something like that around. You are quite the scrounger I bought the pump on craigslist and the cutting head I bought new from a retailer. Wasn't the recip saw a lot quicker? That thing must take a minute or more to cycle, huh? Nice, though! Was it expensive? The pump was $100 on craigslist, the head about $130. Not bad at all. Is the head for copper only, or will it do wire rope? Copper wire only, no steel. Sawzall alone would not do it. My guy also used a circular saw with 60 tooth blade. One row at a time, I'm guessing? Right! |
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