Other than a big well adjusted hydraulic shear is there a practical
way to cut stainless sheet and get a clean edge?
Something that can be done with power/hand tools on site. Something
that might leave a cosmetic or near cosmetic edge that only needs to
be deburred for safety.
I made the mistake of doing a stainless project in the house (a simple
one) where I could hide my hand cut edge by braking and pinching the
hand cut edge. It looks really sharp good, but now SWMBO has
requested another stainless project where I can not really hide all
the hand cut edges.
Other than a big well adjusted hydraulic shear is there a practical way
to cut stainless sheet and get a clean edge?
Something that can be done with power/hand tools on site. Something
that might leave a cosmetic or near cosmetic edge that only needs to be deburred for safety.
I made the mistake of doing a stainless project in the house (a simple
one) where I could hide my hand cut edge by braking and pinching the
hand cut edge. It looks really sharp good, but now SWMBO has requested another stainless project where I can not really hide all the hand cut
edges.
--
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https://www.avg.com
On 18/02/2022 15:45, Bob La Londe wrote:
Other than a big well adjusted hydraulic shear is there a practicalI've cut a number of thin stainless sheet cooker extractor covers and
way to cut stainless sheet and get a clean edge?
Something that can be done with power/hand tools on site. Something
that might leave a cosmetic or near cosmetic edge that only needs to
be deburred for safety.
I made the mistake of doing a stainless project in the house (a simple
one) where I could hide my hand cut edge by braking and pinching the
hand cut edge. It looks really sharp good, but now SWMBO has
requested another stainless project where I can not really hide all
the hand cut edges.
found the best way is to cut with a angle grinder using a thin disk
(1mm) and do so in a number of light passes rather than trying to cut
through in one go. Less heat input with light cuts leads to little to no
heat discolouration at the cut. I put masking tape on the stainless and
clamp a piece of bar as a cutting guide on the side to keep if possible
in case a slip marks the surface.
If you can find an archive of old usenet articles, look for
articles about cutting stainless with a high speed bandsaw. The "high
speed" discussed was in the range of wood cutting saws and blades
that had lost their teeth worked as well as those with.
Hul
Bob La Londe <none@none.com99> wrote:
Other than a big well adjusted hydraulic shear is there a practical way
to cut stainless sheet and get a clean edge?
Something that can be done with power/hand tools on site. Something
that might leave a cosmetic or near cosmetic edge that only needs to be
deburred for safety.
I made the mistake of doing a stainless project in the house (a simple
one) where I could hide my hand cut edge by braking and pinching the
hand cut edge. It looks really sharp good, but now SWMBO has requested
another stainless project where I can not really hide all the hand cut
edges.
--
This email has been checked for viruses by AVG.
https://www.avg.com
Other than a big well adjusted hydraulic shear is there a practical way
to cut stainless sheet and get a clean edge?
Something that can be done with power/hand tools on site. Something
that might leave a cosmetic or near cosmetic edge that only needs to be deburred for safety.
I made the mistake of doing a stainless project in the house (a simple
one) where I could hide my hand cut edge by braking and pinching the
hand cut edge. It looks really sharp good, but now SWMBO has requested another stainless project where I can not really hide all the hand cut
edges.
My go-to tool to cut sheet metal thicker than the 30" shear/brake/roll can handle is the Enco version of this: https://www.eastwood.com/8-in-bench-shear.html
It cuts straight or convex but not concave; the concave side cut-off is strongly bent.
On 2/18/2022 9:02 AM, David Billington wrote:
On 18/02/2022 15:45, Bob La Londe wrote:
Other than a big well adjusted hydraulic shear is there a practicalI've cut a number of thin stainless sheet cooker extractor covers and
way to cut stainless sheet and get a clean edge?
Something that can be done with power/hand tools on site. Something
that might leave a cosmetic or near cosmetic edge that only needs to
be deburred for safety.
I made the mistake of doing a stainless project in the house (a
simple one) where I could hide my hand cut edge by braking and
pinching the hand cut edge. It looks really sharp good, but now
SWMBO has requested another stainless project where I can not really
hide all the hand cut edges.
found the best way is to cut with a angle grinder using a thin disk
(1mm) and do so in a number of light passes rather than trying to cut
through in one go. Less heat input with light cuts leads to little to
no heat discolouration at the cut. I put masking tape on the stainless
and clamp a piece of bar as a cutting guide on the side to keep if
possible in case a slip marks the surface.
In a recent (few months maybe) video from Fireball Tools they also
showed that the discs last longer by light tracing vs through cutting,
but it takes longer.
My go-to tool to cut sheet metal thicker than the 30" shear/brake/roll can handle is the Enco version of this: https://www.eastwood.com/8-in-bench-shear.html
It cuts straight or convex but not concave; the concave side cut-off is strongly bent.
On 2/18/2022 9:02 AM, David Billington wrote:
On 18/02/2022 15:45, Bob La Londe wrote:In a recent (few months maybe) video from Fireball Tools they also
Other than a big well adjusted hydraulic shear is there a practicalI've cut a number of thin stainless sheet cooker extractor covers and
way to cut stainless sheet and get a clean edge?
Something that can be done with power/hand tools on site. Something
that might leave a cosmetic or near cosmetic edge that only needs to
be deburred for safety.
I made the mistake of doing a stainless project in the house (a
simple one) where I could hide my hand cut edge by braking and
pinching the hand cut edge. It looks really sharp good, but now
SWMBO has requested another stainless project where I can not really
hide all the hand cut edges.
found the best way is to cut with a angle grinder using a thin disk
(1mm) and do so in a number of light passes rather than trying to cut
through in one go. Less heat input with light cuts leads to little to
no heat discolouration at the cut. I put masking tape on the stainless
and clamp a piece of bar as a cutting guide on the side to keep if
possible in case a slip marks the surface.
showed that the discs last longer by light tracing vs through cutting,
but it takes longer.
Other than a big well adjusted hydraulic shear is there a practical way
to cut stainless sheet and get a clean edge?
Something that can be done with power/hand tools on site. Something
that might leave a cosmetic or near cosmetic edge that only needs to be deburred for safety.
I made the mistake of doing a stainless project in the house (a simple
one) where I could hide my hand cut edge by braking and pinching the
hand cut edge. It looks really sharp good, but now SWMBO has requested another stainless project where I can not really hide all the hand cut
edges.
--Only three come to mind to be explored: 1 laser
This email has been checked for viruses by AVG.
https://www.avg.com
On Friday, February 18, 2022 at 9:45:43 AM UTC-6, Bob La Londe wrote:
Other than a big well adjusted hydraulic shear is there a practical wayOnly three come to mind to be explored: 1 laser
to cut stainless sheet and get a clean edge?
Something that can be done with power/hand tools on site. Something
that might leave a cosmetic or near cosmetic edge that only needs to be
deburred for safety.
I made the mistake of doing a stainless project in the house (a simple
one) where I could hide my hand cut edge by braking and pinching the
hand cut edge. It looks really sharp good, but now SWMBO has requested
another stainless project where I can not really hide all the hand cut
edges.
--
This email has been checked for viruses by AVG.
https://www.avg.com
2 plasma
3 water
Time for a new tool!
On 2/21/22 11:34, wws wrote:
On Friday, February 18, 2022 at 9:45:43 AM UTC-6, Bob La Londe wrote:
Other than a big well adjusted hydraulic shear is there a practical wayOnly three come to mind to be explored: 1 laser
to cut stainless sheet and get a clean edge?
Something that can be done with power/hand tools on site. Something
that might leave a cosmetic or near cosmetic edge that only needs to be
deburred for safety.
I made the mistake of doing a stainless project in the house (a simple
one) where I could hide my hand cut edge by braking and pinching the
hand cut edge. It looks really sharp good, but now SWMBO has requested
another stainless project where I can not really hide all the hand cut
edges.
--
This email has been checked for viruses by AVG.
https://www.avg.com
2 plasma
3 water
Time for a new tool!
I don't know how far from the edge you need to cut but another
possibility is a set of shearing dies on a bead roller. I have a manual bead roller from Harbor Freight that's no longer on their web site with
a 19" throat that came with several bead and flanging dies along with a
set of shearing dies. It can handle 20 ga steel but to roll beads on
the ends of 3" OD 16 ga 304SS intercooler piping I added a support strap right next to the dies to reduce the throat to about 1" :-). I've
mostly done beads and played with a few flanges, and never actually
tried to cut anything so I don't know how clean the edge would be.
Eastwood has an electric bead roller and shearing dies to fit it, but
those dies won't fit their manual bead roller. A quick google search
turned up several other brands online but I didn't study the specs. You could also turn your own set of dies if you already have a bead roller.
The advantage compared to a Beverly type shear is that the cut would
be continuous so easier to keep straight over a long distance and no
little jaggies every few inches as you reposition the sheet for the next short cut.
On Friday, February 18, 2022 at 9:45:43 AM UTC-6, Bob La Londe wrote:
Other than a big well adjusted hydraulic shear is there a practical wayOnly three come to mind to be explored: 1 laser
to cut stainless sheet and get a clean edge?
Something that can be done with power/hand tools on site. Something
that might leave a cosmetic or near cosmetic edge that only needs to be
deburred for safety.
I made the mistake of doing a stainless project in the house (a simple
one) where I could hide my hand cut edge by braking and pinching the
hand cut edge. It looks really sharp good, but now SWMBO has requested
another stainless project where I can not really hide all the hand cut
edges.
--
This email has been checked for viruses by AVG.
https://www.avg.com
2 plasma
3 water
Time for a new tool!
On 2/21/22 11:34, wws wrote:
On Friday, February 18, 2022 at 9:45:43 AM UTC-6, Bob La Londe wrote:
Other than a big well adjusted hydraulic shear is there a practical wayOnly three come to mind to be explored: 1 laser
to cut stainless sheet and get a clean edge?
Something that can be done with power/hand tools on site. Something
that might leave a cosmetic or near cosmetic edge that only needs to be
deburred for safety.
I made the mistake of doing a stainless project in the house (a simple
one) where I could hide my hand cut edge by braking and pinching the
hand cut edge. It looks really sharp good, but now SWMBO has requested
another stainless project where I can not really hide all the hand cut
edges.
--
This email has been checked for viruses by AVG.
https://www.avg.com
2 plasma
3 water
Time for a new tool!
I don't know how far from the edge you need to cut but another
possibility is a set of shearing dies on a bead roller. I have a manual bead roller from Harbor Freight that's no longer on their web site with
a 19" throat that came with several bead and flanging dies along with a
set of shearing dies. It can handle 20 ga steel but to roll beads on
the ends of 3" OD 16 ga 304SS intercooler piping I added a support strap right next to the dies to reduce the throat to about 1" :-). I've
mostly done beads and played with a few flanges, and never actually
tried to cut anything so I don't know how clean the edge would be.
Eastwood has an electric bead roller and shearing dies to fit it, but
those dies won't fit their manual bead roller. A quick google search
turned up several other brands online but I didn't study the specs. You could also turn your own set of dies if you already have a bead roller.
The advantage compared to a Beverly type shear is that the cut would
be continuous so easier to keep straight over a long distance and no
little jaggies every few inches as you reposition the sheet for the next short cut.
"Bob La Londe" wrote in message news:sv0sui$1h71$1@gioia.aioe.org...
Laser or water jet would be awesome. Space/power/money. Pick any two
and I don't have the third one either. Seriously though those are good options. Just out of my budget. Plasma might be possible, but the size could be an issue. As little as I would use it a Langmuir table and an import plasma might be ok for this thin stuff. Maybe I can get SWMBO to take it out of her play money since its for her project. LOL
------------------
The local MakerSpace has a CNC plasma cutter and makes arrangements with small businesses, such as renting them space. You could contact yours
and ask.
Some years ago a nearby steel supplier told me they had a plasma cutter
that could follow a drawn line. They may have meant it would copy from
the drawing to a metal sheet beside it.
Then again... https://weldingweb.com/vbb/threads/22706-How-I-do-accurate-plasma-cutting-(demo-d-using-Longevity-logo-contest-entry)
"Bob La Londe" wrote in message news:sv17ho$b6d$1@gioia.aioe.org...
I don't know of a Maker Space here in Yuma, Arizona. I've thought about creating one, but I really don't want to share my machines with folks
that didn't pay for them.
---------------------
My lathe came from a trade school. I can't imagine doing some of the
damage the students inflicted, like using the tailstock spindle as an
anvil horn.
"Bob La Londe" wrote in message news:svgi8k$ncb$1@dont-email.me...
...
I don't have anything for handling full size sheet good. For plywood I break it down with a Skil Worm drive (or another saw I have with its own
saw guide). Bandsaw, mitersaw, table saw, etc... takes care of the
rest. For sheet metal and plate I use a hand held torch, plasma cutter,
or metal cutting circular saw to break it down. Sometimes bandsaw(s).
You know. I do have a small piece of stainless sheet left over from the last project. I just might try the plasma cutter and see what kind of
edge it leaves. I'm not great at straight lines, but I can hang it off
the welding table, and clamp a piece of angle to it for a guide. A
fresh nozzle and a wire standoff/drag should limit the kerf variations. -----------------------
https://forum.millerwelds.com/forum/welding-discussions/22276-can-you-use-wood-mdf-templates-with-a-plasma-cutter
On 2/27/2022 4:29 PM, Jim Wilkins wrote:
"Bob La Londe" wrote in message news:svgi8k$ncb$1@dont-email.me...
...
I don't have anything for handling full size sheet good. For plywood I
break it down with a Skil Worm drive (or another saw I have with its own
saw guide). Bandsaw, mitersaw, table saw, etc... takes care of the
rest. For sheet metal and plate I use a hand held torch, plasma cutter,
or metal cutting circular saw to break it down. Sometimes bandsaw(s).
You know. I do have a small piece of stainless sheet left over from the
last project. I just might try the plasma cutter and see what kind of
edge it leaves. I'm not great at straight lines, but I can hang it off
the welding table, and clamp a piece of angle to it for a guide. A
fresh nozzle and a wire standoff/drag should limit the kerf variations.
-----------------------
https://forum.millerwelds.com/forum/welding-discussions/22276-can-you-use-wood-mdf-templates-with-a-plasma-cutter
Have you seen the price of wood lately? LOL.
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