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Carbon Foam Refractory Made From Bread I took the 'bread char' out of the cooled wood stove.
The 'bread char' is very fragile. It breaks e ... |
4-11-2016 at 00:11 by: metalresearcher |
Carbon Foam Refractory Made From Bread Just put a roll of bread wrapped in aluminium foil into the wood stove. I am curious how this turns ... |
3-11-2016 at 12:47 by: metalresearcher |
Making a really HOT electric resistance furnace Great tips !
I already have experimented with electric arcs. Making CaC2 from CaO + charcoal, boili ... |
1-11-2016 at 11:17 by: metalresearcher |
Making Al powder yourself ? How can I get a ball mill ?
On ebay I found some but costs thousands of dollars, probably for indus ... |
1-11-2016 at 10:47 by: metalresearcher |
Making Al powder yourself ? I have a box of Al lathings, saved from lathing aluminum.
Is it possible to downgrind it to Al po ... |
31-10-2016 at 12:45 by: metalresearcher |
Water >> H2 and 1/2O2 electrolysis Where can I get such a device (Hoffmann apparatus) ?
Ebay has it but seller ships within US only ... |
29-10-2016 at 00:48 by: metalresearcher |
Making a really HOT electric resistance furnace Interesting article.
It also states that metals like Mo, W or Ta are rather useless as they oxidize ... |
26-10-2016 at 07:50 by: metalresearcher |
Making a really HOT electric resistance furnace In the largest [url=https://en.wikipedia.org/wiki/ZrO2]online chemical textbook[/url] is stated that ... |
24-10-2016 at 12:33 by: metalresearcher |
Making a really HOT electric resistance furnace The Nernst lamp might be an interesting source as it can be used in open air.
Preheating up the N ... |
24-10-2016 at 08:50 by: metalresearcher |
Making a really HOT electric resistance furnace I have a kanthal furnace (http://kanthal.velp.info) which is very controllable and reaches 1100 C.
... |
23-10-2016 at 11:50 by: metalresearcher |
Potassium metal from K2CO3 + charcoal https://www.youtube.com/watch?v=crtDLgAn8CA
I repeated an experiment done years ago, but now used ... |
9-10-2016 at 07:28 by: metalresearcher |
Making refractory from CaO ? I have some CaO and want to make firebricks in which I can deploy an electric arc with a 150A DC wel ... |
1-10-2016 at 22:48 by: metalresearcher |
Flushing 8 liters Hg through the loo on YT, unsafe ? This guy ('Cody's lab') has a special setup outdoor loo (not used for peeing and pooping) through wh ... |
1-10-2016 at 22:45 by: metalresearcher |
Chlorate from hypochlorite Electrolyzing NaCl solution yields ClO- which will be oxidized to ClO3- by the electric current. Goe ... |
6-9-2016 at 11:15 by: metalresearcher |
Mg burns in air, Al not even when heated with KNO3 ? When I melt a tiny chunk (1g) of Mg metal and add a knifetip of KNO3 to it, it starts burning.
I di ... |
6-9-2016 at 11:12 by: metalresearcher |
What's the most expensive substance you've bought? Metallic 24ct gold, but not for chemistry use, but for jewelry making. Once I got 80 grams of Au met ... |
4-9-2016 at 00:50 by: metalresearcher |
Acid and Base slags in non-aqueous environment ? I sometimes read about acid slags (containing much SiO2) and basic slags on top of metal melts in me ... |
3-9-2016 at 09:29 by: metalresearcher |
File hosting for videos or other files - FTP access Get a VPS (a server running on a hosting provider).
Here in the EU we have Strato (www.strato.com ... |
2-9-2016 at 22:52 by: metalresearcher |
Most overrated and underrated hazardous chemicals? What about ClF3 ?
I think that is the nastiest chemical which exists in the sense of oxidizing.
... |
31-8-2016 at 11:41 by: metalresearcher |
CaSO4 + Al powder + Zn snippets: like Thermite [rquote=459294&tid=68621&author=blogfast25]
The reaction:
CaSO[sub]4[/sub] + 2/3 Al ===& ... |
29-8-2016 at 11:19 by: metalresearcher |
CaSO4 + Al powder + Zn snippets: like Thermite [rquote=459217&tid=68621&author=blogfast25]Careful with the slag: contains quite a bit of Ca ... |
28-8-2016 at 11:35 by: metalresearcher |
CaSO4 + Al powder + Zn snippets: like Thermite Today I mixed 40g CaSO4 (burnt-out crumbled, i.e. anhydrous plasterboard) with 20g Al powder and som ... |
28-8-2016 at 10:46 by: metalresearcher |
high temperature thermometer [url=http://www.ebay.com/itm/High-Temperature-Infrared-Laser-Thermometer-Gun-Pyrometer-LCD-Non-Conta ... |
30-7-2016 at 00:24 by: metalresearcher |
Flame temperatures of wood 1950 C ? On [url=https://en.wikipedia.org/wiki/Adiabatic_flame_temperature]the largest online chemistry textb ... |
26-7-2016 at 09:57 by: metalresearcher |
A mini Sun from plasma or ... Polonium ? [rquote=454723&tid=67190&author=wg48]The sun only produces a few watts per m^3. (from memory ... |
13-7-2016 at 10:18 by: metalresearcher |
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