⏣ General Metalworking

The innate perversity of inanimate objects

I have to go in the lake tomorrow. Water temp at the surface is about 69 F. Kids happily swim in water like that all da...

74 comments posted 16yrs

posted by dforeman

74 comments posted 16yrs posted by dforeman

Fluxing linotype metal

Hi all - We have acquired several buckets full of old Linotype metal - it's a mix of lead, tin and antimony (and maybe...

12 comments posted 16yrs

posted by carla.xspamx.fong

12 comments posted 16yrs posted by carla.xspamx.fong

VFD/Welder question?

Anyone know if a VFD can safely (without blowing itself out) run a 3ph welder? Ive a 25hp older VFD, which appears to b...

11 comments posted 16yrs

posted by gunnerasch

11 comments posted 16yrs posted by gunnerasch

buy a Mig welder

My Century Mig welder don't work right no more. There's an industrial online auction nearby with several offers. A samp...

24 comments posted 16yrs

posted by karltownsend.NOT

24 comments posted 16yrs posted by karltownsend.NOT

Honda Going Back To Timing Chains?

Hi all, I recently bought a used 08 Honda 'Fit' McCar, and had the dealer toss in a set of factory shop manuals as part...

21 comments posted 16yrs

posted by spam

21 comments posted 16yrs posted by spam

Recent thread on solid state disk drives

The prices are starting to drop: 30 GB SATA 2 SS drive: $199 4 GB 2.5" PATA/IDE SS drive: $49

30 comments posted 16yrs

posted by mike.terrell

30 comments posted 16yrs posted by mike.terrell

What am I seeing inside this servo motor? Removable encoder shaft?

http://igor.chudov.com/projects/Bridgeport-Series-II-Interact-2-CNC-Mill/05-Inside-Servo-Motor/ I looked inside one of...

5 comments posted 16yrs

posted by ignoramus10271

5 comments posted 16yrs posted by ignoramus10271

Speed and feed confusion

Hi All, Must be a senior moment but I am stumped. 1/2" dia. two flute carbide cutting SFM 850, cut per flute 0.002" it...

4 comments posted 16yrs

posted by davenpete

4 comments posted 16yrs posted by davenpete

What is it? Weekend edition

The photos at the links below were sent to me by people looking to identify the items, for one reason or another these...

18 comments posted 16yrs

posted by rhvp65

18 comments posted 16yrs posted by rhvp65

OT What do you think about this electric Trikke/scooter?

(crossposted, please feel free to trim the other group) I love this stuff (personal electric transportation), and this...

132 comments posted 16yrs

posted by jdoe

132 comments posted 16yrs posted by jdoe

Another economic nosedive

http://www.charlotteobserver.com/2010/06/05/1479060/stocks-nosedive-after-jobs-data.html Stocks nosedive after jobs dat...

32 comments posted 16yrs

posted by gunnerasch

32 comments posted 16yrs posted by gunnerasch

Just a heads up/Fiberglass books

There are a number of "Fiberglass" how to books over on alt.binaries.e-book.technical They may be downloaded. There is...

0 comments posted 16yrs

posted by gunnerasch

0 comments posted 16yrs posted by gunnerasch

Rock tumbling Sequel/Question

Having been disappointed with the Harbor Freight rock tumbler, I won this one on auction locally. http://igor.chudov.co...

4 comments posted 16yrs

posted by ignoramus21167

4 comments posted 16yrs posted by ignoramus21167

How to detect a small pin

I make 1/2", 3/4" and 1" solid wire fill end brushes that typically fit into die grinders that spin up to 20k RPM. The...

41 comments posted 16yrs

posted by buerste

41 comments posted 16yrs posted by buerste

Encoders? Karl?

The servos on my mill have sinusoidal encoders which are not compatible with most CNC control stuff. I am looking at va...

39 comments posted 16yrs

posted by ignoramus21167

39 comments posted 16yrs posted by ignoramus21167