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Metalworking

These groups are the best place for discussions about basic metalworking processes such as machining, welding, casting, blacksmithing and other aspects of working with metals.

⚡ Welding Forums

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Interesting welding videos

by Bob Engelhardt
http://www.thefabricator.com/?category=aluminumwelding&filter=video These are on welding aluminum, presented by a community college instructor. Well done & not just 3 minute YouTube stuff. There... read more »

⏣ Metalworking Craft

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Is this aluminum?

by John Doe
https://www.flickr.com/photos/27532210@N04/ The wheel. You should be able to zoom in. Notice it has a chip in what otherwise looks like aluminum. Do they bake the outer surface somehow to make ... read more »

⚒ Blacksmithing - wrought iron and steel discussions

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countertop aluminum foundry

by Neon John
Hi guys, Long time lurker, very infrequent poster. Let me introduce myself. I'm John DeArmond, Chief Engineer for http://www.fluxeon.com, a company that manufactures low cost induction heaters... read more »

Metallurgy discussions

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what is gear oil additive performance in modern engine?

by skychensusie
Automotive gear oil additives are mainly used in lubricating transmission,drive axle gear and drive mechanism. Most gear oil color are deep black. Distillate type hyperbolic gear oil is usually ye... read more »

Engineering and Science

These forums contain more advanced engineering and science topics, including physics and chemistry.

⏚ Electrical Engineering

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Question about Whirlpool Washer Motor Part # 3951550

by Paul Dudley
I have a used motor obtained from a local laundromat. I was hoping I could make a DC generator out of it. I really know nothing about electronics but have been reading about wind turbines and ... read more »

⚙ Stationary Engines - UK

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RE RUSTON 9H AND R.H.CAR

by NEIL F
DEAR RAY I AM HELPING A GROUP RE-COMMISSION R.H 9H ENG. NO. 143855 ALSO ON END OF C/SHAFT S16O6 9H 124 ALSO P26257 CAN YOU PLEASE HELP WITH ANY INFO.AS WE HAVE NEXT TO NOTHING. ALSO I STILL H... read more »

⚗ Material Sciences

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How to cure diluted PDMS with solvent

by thestargaze
Hi, I am doing some work with adding on a thin layer of PDMS that is diluted with a solvent (DCM, THF, 1,4-Dioxane) on a silicon wafer by spin-coating or drop coating. My problem is that I have notic... read more »

⚙ Mechanical Engineering

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Horizontal force needed to hold a specific load

by JJ
Hi, How can I calculate the horizontal force that is needed to hold some specific load? An example: What is the force that I need to exert with my fingers horizontally to hold a 1Kg load, this assu... read more »

⚗ Polymers Forum

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Need help finding the right urethane

by Larry Busse
I'm trying to find a cast-able urethane that is: 1) FDA biocompatible (iec 10993) for skin contact 2) RoHS compliant (no mercury) 3) compatible with hydrogen peroxide (30%) solution. Could someo... read more »

Computer-Aided Design and Manufacturing

Discussions about CAD/CAM, CNC, 3D modelling and other computer technologies used in design and manufacturing.

General Robotics Forum

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Rpbotics at the 2nd IEEE International Conference on Cyberne...

by cybconf
Robotics is one of the topic at the 2nd IEEE International Conference on Cybernetics, Gdynia, Poland, 24-26 June 2015: http://cybconf2015.am.gdynia.pl read more »

⧑ Industrial Control Group

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EECEA2015 - 2nd Int'l Conf. on Electrical, Electronics, Comp...

by mari.sdiwc
The Second International Conference on Electrical, Electronics, Computer En gineering and their Applications (EECEA2015) | http://bit.do/eecea2015 World Trade Center, Manila Philippines February 1... read more »

⋐⋒⋐ Computer Numeric Control

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Re: The Reality Of Mastercam

by vinny
thats just friggen gay. I met soupy sales once. lol read more »

Solidworks CAD Design software

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concrete cleaning

by targetgraffiti.ca
We at Target Traffiti do Concrete Cleaning, and we have all kind of Graffiti Removal Products, and we are leading Paint Removal Service Providers in Toronto. More Info:http://www.targetgraffiti.ca/p... read more »

AutoCAD discussions

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BluEntCAD Partners With An Award Winning Architecture Firm I...

by Richard Menon
BluEntCAD, offering 3d rendering services in Houston, Texas, Florida and New York, announces a strategic partnership with a New York City based award winning architecture firm to provide 3d rendering... read more »

PRO/Engineer (Creo) discussions

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Not able to open the editor for curve inPro/E

by bibhax
Hello All, I'm not able to open the editor after selecting the type of co-ordinate system in curve option. Are there any option need to active ?? read more »

Model Engineering

Application of engineering and manufacturing technologies to creating scale models and small machines and mechanisms. Various hobbies that require the use of machining, casting and other processes also used in manufacturing, are discussed here.

⚙ Model Engineering in the UK

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Metric sub 1mm taps?

by dave sanderson
morning all. I need to make some very small threaded bits. I could do with some 0.4 - 0.8 metric taps of reasonable quality. watch makers supply houses do them, but I'd like to keep my arms and le... read more »

Model Railroad Forum

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[local: North Quabin area in Western MA] Looking for a helpe...

by Robert Heller
I am looking to hire someone local to help me at the Amherst Railroad Hobby show this coming Saturday and Sunday. If were planning to go to the show, here is a way to get in free AND earn some m... read more »

Scale modeling discussions

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Dragon kits - Sd.Kfz.10 Ausf.A Pak 38 1:35 'smart kit' - don...

by Tempest
I bought this kit recently as 1 of 4 for my son to create a diorama with for this birthday. When I used to build, there was pretty much only Tamiya, Airfix, Revell around plus a few others that I... read more »

✈ RC aircraft models

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Where are tracks?

by clesovsky
I live in Southern California in the USA. Where are the nearest tracks? read more »

Model rockets forum

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rec.models.rockets FAQ Part 00 - Introduction and TOC

by rmrfaq
Archive-name: model-rockets/intro Rec-models-rockets-archive-name: rockets-faq/part00-intro Posting-Frequency: weekly Last-modified: 2002 May 29 URL: http://www.ninfinger.org/~sven/rockets/rmrfaq... read more »

⚃ Lego Mindstorms Discussions

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LEGO 3D Milling Machine

by passerby
Saw this in another group, could not resist re-posting here: http://youtu.be/oF0pMILT7_Y NXT-based. Given that it's Easter today, can't resist the temptation to compare it to the Eggbot - similar des... read more »

⚃ Using Lego and compatible building blocks

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Taj Mahal

by Paul Förster
Hi, if you have a LEGO ideas account and love a small Taj Mahal including its surroundings and not just the main building, then I'd be happy if you would support my little project there: https... read more »

International Engineering (BETA)

We provide access to several professional and hobby engineering newsgroups in languages other than English. Due to heavy use of technical and scientific terms, these discussions are relatively easy to translate to the language of your choice. Please note: support of groups in languages other than English is still in BETA. Some features, such as post and reply, are not currently working in the international forums.

⏚ Electrical Engineering (German)

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NiCa Akku "revitalisieren"

by Georg Wieser
Habe hier einen guten aber akkutechnisch halbtoten Schauber. Mein Akkumaster beherrscht auffrischen von scheinbar toten Zellen mittels .... keine Ahnung. Der jagt halt 2A durch und manche Zellen ... read more »

⚙ General Engineering Forum (German)

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S: Heizleiter wie Heckscheibe?

by Reinhard Weltzer
Hallo zusammen, Zum Beispiel so, wie eine el. beheizte Heckscheibe. Das ist m.W. aufgedruckt. ITO scheidet aus: In manchen Bereichen muss das Glas unbeschichtet bleiben. Die Heizung muss um die... read more »

⏚ Electrical Engineering (French)

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Consommation électrique de la France

by ast
Bonjour vers 19h00 et le minimum vers 4h00. Mais, chose surprenante, il y a deux maximum locaux qui sont atteints vers 23h00 et 2h00 Voir la courbe ici: http://www.cjoint.com/data/0AwomDuXaWn.ht... read more »

RC and scale modeling (German)

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Wünsche

by Rainer Pätz
Moin Gemeinde Mach ich mal den Anfang: Angenehme Festtage verlebt zu haben und ein gutes und erfolgreiches Jahr 2015 read more »

RC and scale modeling (French)

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Protech Avenger 4

by Otto Haldi
Bonjour Je ne sais si c'est le forum pour cela! Mais je pose ma question: Merci d'avance pour tous renseignements Otto read more »

RC and scale modeling (Italian)

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[MANIFESTO] it.hobby.modellismo

by Gruppo Coordinamento NEWS-IT
In fondo a questo articolo, inviato automaticamente ogni mese, troverai il manifesto di questo newsgroup (it.hobby.modellismo). . Tieni presente che esistono anche questi newsgroup it.test ... read more »

RC and scale modeling (Polish)

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Admiral Scheer

by Tata
Sklejam kartonowy model Admiral Scheer w skali 1:400. Na arkuszu jest MJ read more »