Kirk Usually, what determines the clearance around the crucible is the room needed to get grasping tools between the crucible and the furnace wall. A number 1...
42777
Wonk
tiwonk
May 11, 2013 2:51 am
Here is a photo from my album this group that shows a slightly bigger furnace than a coffee can size. ...
42778
kirkbecnel
May 11, 2013 2:58 am
That is really nice. I don't recall if I have all the pieces for the 1/2 burner or not. I may have gotten them. I was going to build the furnace in the book...
42779
mikey98118
May 11, 2013 3:45 pm
The smallest MIG tip is called .023" because it is meant to run that size wire, but its orifice sizes actually run between .030" and .031"; this isn't an ideal...
42780
Wonk
tiwonk
May 11, 2013 6:48 pm
I just measured my 3/8" and indeed it is .024, guess that was in memory since I used cap tube for that build! Mig tips are made of a fairly soft copper and...
42781
Dan Brewer
danqualman
May 11, 2013 11:42 pm
If you have problems sourcing capillary tubing hypodermic needles for vet care come in all of the sizes you need for small burners. Use a larger mig tip if...
42782
mikey98118
May 12, 2013 7:24 am
Wonk, Between you and Dan, you have the picture; as Dan pointed out, MIG tips come in various orifice sizes; I list them in a chart of MIG tips found in my...
42783
Bharat
bondisback2652
May 12, 2013 1:52 pm
I think you need 6" space both side ways of Pot and 7" in front area at back side it's 10" and for stop heat loss for pot sera wool must be applied in all...
42784
kirkbecnel
May 12, 2013 3:12 pm
In my recent thread, for what I am doing, a smaller burner seems more than adequate. I see several mentions of designs for these, but I do not see any plans...
42785
mikey98118
May 12, 2013 5:01 pm
There are three main casting newsgroups that my burners have been featured on. More miniature burners have been discussed here than on the other groups in...
42786
Bharat
bondisback2652
May 13, 2013 1:26 pm
Why casting is break some times after few cycles in zinc die casting hot chamber machine ? Sent from my iPhone ... [Non-text portions of this message have been...
42787
Dan Brewer
danqualman
May 13, 2013 6:28 pm
You will need to provide more information. Pictures, and or a drawing Are needed. Sent from my iPhone ... [Non-text portions of this message have been removed]...
42788
evildrome_boozerama
evildrome_bo...
May 18, 2013 12:09 pm
Hi All, I recently bought a 1GPH Hago oil siphon nozzle to make a waste oil burner for my furnace. As I could not find good information on how to turn the...
42789
Les
g8fub
May 18, 2013 4:52 pm
Hi Wilson, Did you find a supplier for the syphon nozzle in the UK or did you have to get it from the US ? I have been thinking of using one of these after...
42790
evildrome_boozerama
evildrome_bo...
May 18, 2013 5:14 pm
Hi Les, I have melted with it already. It has reduced my melt time from 45 mins to under 25. And the fuel is free unlike propane which was costing me an arm &...
42791
Eggleston Lance
crashbone123
May 21, 2013 12:27 am
What are you melting? Have you melted cast iron? If yes, what mods have you made to the furnace re an aluminum melter? I am pondering make my cast iron melter:...
42792
Les
g8fub
May 21, 2013 8:10 am
Hi Lance, Have a look at this website http://www.artfulbodgermetalcasting.com/index.html It will give you some information about casting metals including cast...
42793
Carl
carl_r2000
May 21, 2013 3:29 pm
Lance:Hard fire bricks stand up well to harsh conditions and will take a lot of heat. The problem if they are an extremely poor insulator and create a huge...
42794
Jeshua Lacock
jeshuala
May 24, 2013 8:03 am
Greetings, Can anyone recommend a source for investment for iron castings? Thanks, Jeshua Lacock Founder/Engineer 3DTOPO Incorporated <http://3DTOPO.com> ...
42795
bs190815
May 24, 2013 1:15 pm
Here are several, never tried them, but they are for high temps. http://www.ransom-randolph.com/html/industrial_mold_products.html ...
42796
Kerri Duncan
silverforges...
May 24, 2013 2:59 pm
Jeshua- platinum casting is done above Iron temps- about 350-900 F above. So any of the platinum casting investments will work. I have used Ransom and Randolph...
42797
germeten
Jun 15, 2013 3:34 am
Hi all. Last year I built a foundry/kiln in a small 20 gal garbage can, lined with fireclay & pearlite, with Fe/K-silicate hotface. The burner was also...
42798
Eggleston Lance
crashbone123
Jun 16, 2013 10:35 pm
How do you feed the oil to the pan? How do you light the WVO? Pre heat with kero.... or Do you burn straight filtered WVO or a kero/diesel blend? I am looking...
42799
Carl
carl_r2000
Jun 17, 2013 12:47 am
They say a picture is worth 1000 words. Thanks Carl ________________________________ From: Eggleston Lance <gbof@...> To: hobbicast@yahoogroups.com ...
42800
germeten
Jun 17, 2013 2:50 am
Hi lance. I feed from a refillable jug with a barbed fitting, through plastic hose/needle valve, connected to a piece of brake line, that passes horizontally...
42801
germeten
Jun 17, 2013 2:50 am
Hi Carl. See sketch in my folder. Currently making crucibles; no photos of the furnace yet....
42802
Eggleston Lance
crashbone123
Jun 17, 2013 2:38 pm
Can't find a folder with your name attached. Will you provide a URL? lance ++++ ... [Non-text portions of this message have been removed]...
42803
Carl
carl_r2000
Jun 17, 2013 7:12 pm
http://groups.yahoo.com/group/hobbicast/files/Dean%27s%20stuff/Â Â It is in the files under "Dean's stuff". Carl ________________________________ From:...
42804
Eggleston Lance
crashbone256
Jun 17, 2013 8:40 pm
Thanks for the link. Looks simple enough to build, I have all the parts. Maybe next week. lance ++++ ... [Non-text portions of this message have been removed]...
42805
Carl
carl_r2000
Jun 17, 2013 9:59 pm
http://journeytoforever.org/biofuel_library/ethanol_motherearth/me6.htm  From the drawing it appears the metal brake line runs through the flame and would...
