Re: refurbishing a Unimat?
Being pedantic again, magnesium is generally considered a sufficient percentage (although low) to be considered one of the primary alloy elements of Zamak (zinc, alumininm, copper, magnesium).? Iron
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Charles Kinzer
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#63054
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Re: refurbishing a Unimat?
Zamak has 5 incarnations that I am aware of. They all contain roughly 3-4% aluminum, 1% Copper, traces of Iron and Magnezium and the rest is Zinc. If you need Zamak for playing with, find some broken
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Andrei <calciu1@...>
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#63053
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Re: refurbishing a Unimat?
Just to be a bit pedantic, Zamac (and similar) are zinc alloys, not aluminum although there is some.? Roughly 96% zinc, most of the rest aluminum, and a smattering of magnesium and copper. Charles E.
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Charles Kinzer
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#63052
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Re: refurbishing a Unimat?
Joel, A DB200 is made of cast iron. An SL is made of Zamac (a form of cast aluminum). Both are good machines although I prefer the cast iron DB200 because of its weight. Dick --
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OldToolmaker
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#63051
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Re: Chuck coming unscrewed
I thought about that too, but then you'd need to run the spindle in the other direction.? Do any of the the stock motors have that capability?? (I realize it's trivial for folks with DC drives to do
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Dave Seiter
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#63050
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Re: Chuck coming unscrewed
You need a left handed milling cutter. I didn't know they existed, but I found this fairly quickly: https://www.amazon.co.uk/Spiral-Milling-Cutter-Coated-Carbide/dp/B09JP2KGHM I don't know how easy it
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Keith S. Angus
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#63049
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Re: Chuck coming unscrewed
Dave,I had similar issues with my screw on chucks.One thing I did to counter that was to eliminate the threaded mount. I then converted to using 8mm watchmaker mounts. Watch maker collets utilize a
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OldToolmaker
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#63048
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Chuck coming unscrewed
I want to leave the work piece mounted in the chuck then mount the chuck on the milling table/ rotary table to do some milling on the work before returning it to the lathe. Unfortunately the work will
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David James
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#63047
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Re: Very Quiet on Unimat Group
Cutting grass, pulling weeds... Sent: Wednesday, May 22, 2024 12:58 PM To: [email protected] Subject: Re: [Unimat] Very Quiet on Unimat Group Busy here! Making small parts for small locos. Maybe others
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Scott B
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#63046
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Re: Very Quiet on Unimat Group
Busy here! Making small parts for small locos. Maybe others are making stuff rather than posting. Paul B.
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paul b
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#63045
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Re: Very Quiet on Unimat Group
I've been getting ready for the Memorial Day outage at work.? The holidays when the plant is shut down are my busiest times of the year at work.
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McKee, Don {Quaker}
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#63044
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Very Quiet on Unimat Group
Not much interest on the Unimat Users group I have noticed. Must be the time of year! -- http://www.homemadetools.net/ forum/ OFF- SET-tailstock-center-65965#post105972 http://www.homemadetools.net/
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OldToolmaker
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#63043
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Re: Soft Face Hammers and Replacement Face Pads + Other Machinist' Parts/Tools
This website does not appear to have a way to sell anything. Best Regards, Andrei mailto:calciu1@... ________________________________ Sent: Friday, May 17, 2024 9:34 AM To: [email protected]
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Andrei <calciu1@...>
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#63042
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Re: Recommendations for learning the basics
Ageee Blondiehacks and Mrpete222 have some of the best intro to machining videos on YouTube. I'd also recommend finding a copy of either South Bend's How to run a lathe or Atlas / Craftsman Manual of
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Aaron Woods
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#63041
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Re: Soft Face Hammers and Replacement Face Pads + Other Machinist' Parts/Tools
I have made my own soft face hammer faces to fit my ¡°Dead Blow¡± hammers and they work great. When I was in Trade School back in the sixties I built an injection mold to produce these soft face
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OldToolmaker
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#63040
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Re: Soft Face Hammers and Replacement Face Pads + Other Machinist' Parts/Tools
Here is another good source for tools,https://www.csosborneindustrialtools.com/ Jeff
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Jkle379184
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#63039
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Soft Face Hammers and Replacement Face Pads + Other Machinist' Parts/Tools
Hello to all, I was looking on the web for replacement pads for my vintage Craftsman 6oz soft face mallet/hammer, and found a supplier KBC Tool.? I also found out the Craftsman hammer was/is made by
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Jim Reese
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#63038
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Re: Unimat SL1000 for sale
I think Fed ex is the worse of the carriers in the US.? They will never pay a claim, they will always blame the seller. They busted some really expensive marble veneer that I ordered for a miniature
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Tamra
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#63037
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Re: Rotary table?
The plant where I work has been using 3D printed parts as replacements for OEM parts that were unobtainium.? The parts were printed in carbon fiber filled nylon and the machine runs 24/7, 5 days a
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McKee, Don {Quaker}
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#63036
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Re: Recommendations for learning the basics
Brad, I see you have gotten a lot of advise. For the basics, look at Blondihacks/Quinn on YouTube. She has a series of basic lathe operations. Her lessons can? be used on any size lathe. If you are
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Ron K
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#63035
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