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Proper electrode material for arc melting steel
Sometimes I melt (stainless) steel using a DC arc welder with carbon rods. But after melting, the st ... |
16-9-2023 at 10:06
by: metalresearcher |
SiO2 + Na thermite reaction?
[rquote=686740&tid=159711&author=averageaussie]
what setup do you have to melt the silicon? ... |
17-8-2023 at 12:15
by: metalresearcher |
Potassium mirror ?
Heating a question mark shaped retort tube which was welded on one end snd coupled with a 10mm boros ... |
16-8-2023 at 10:32
by: metalresearcher |
SiO2 + Na thermite reaction?
I tried reacting SiO2 with Mg powder, it is a (rather slow) sustainable reaction, it gets very hot a ... |
16-8-2023 at 07:10
by: metalresearcher |
Why is Beryllium so rare ?
Being the fourth element in the periodic table, it one of the rarest elements, particularly so low i ... |
10-8-2023 at 10:55
by: metalresearcher |
How do you find the temperature at equilibrium?
Well, *any* compound will disintegrate above a few thousand K.
I think, even CO2 gets unstable abov ... |
10-8-2023 at 08:55
by: metalresearcher |
Stainless steel retort molten when heating K2CO3 + C ?
Finding a better method to isolate potassium (I did it successfully with KCl + Lithium), I did a a p ... |
8-8-2023 at 12:14
by: metalresearcher |
KCl+Li does react and isolates K metal but why not KCl+Mg ?
[rquote=686339&tid=159771&author=RustyShackleford]further inquiry to the NIST database revea ... |
4-8-2023 at 22:37
by: metalresearcher |
KCl+Li does react and isolates K metal but why not KCl+Mg ?
Recently I heated up KCl + Li metal in a retort to 800 C and captured K vapor in mineral oil condens ... |
4-8-2023 at 09:12
by: metalresearcher |
Yield of KClO₃ from boiled bleach
Electrolyzing diet salt (2 parts KCl and 1 part NaCl) and then precipitating KClO3 after cooling is ... |
19-6-2023 at 09:08
by: metalresearcher |
Homemade carbon electrodes
@C6Br6: Good idea.
I want to try it out baking with sugar, I don't need them for KClO3 / KClO4 ele ... |
24-5-2023 at 00:40
by: metalresearcher |
Homemade carbon electrodes
Interesting. Never tried, but I might try.
You probably mean an [url=https://en.wikipedia.org/wik ... |
17-5-2023 at 08:05
by: metalresearcher |
Porcelain crucible and molten KOH
Stainless steel soup dippers are the best. Available for a few dollars at a common household supply ... |
30-4-2023 at 02:48
by: metalresearcher |
Do PGMs react with hot NaOH solution ?
I just tried melting some NaOH prills on a piece of silver sheet (alloyed with Cu and Ge, so-called ... |
26-4-2023 at 12:07
by: metalresearcher |
Do PGMs react with hot NaOH solution ?
[rquote=683475&tid=159499&author=Fleaker]they're not appreciably attacked by 50% hot NaOH.
... |
26-4-2023 at 09:11
by: metalresearcher |
Dry Si+KMnO4=?
Si 'metal' can easliy be made from mixing finely divided silica sand with Mg powder :
2Mg + SiO2 ... |
24-4-2023 at 12:32
by: metalresearcher |
Are plastics really difficult to recycle ?
Several sources (e.g. TheVerge.com) tell that plastic waste is difficult to recycle, which I can und ... |
24-4-2023 at 08:07
by: metalresearcher |
Portable DC source for electric arc-Ruby synthesis by the Henry Moissan method
I tried using a DC welder, using a block of graphite as anode and a carbon rod as cathode.
That wor ... |
25-12-2022 at 12:51
by: metalresearcher |
Tungsten rod not pure ?
[quote]You need to look for welding electrodes. [/quote]
Something like this from Amazon ?
https:/ ... |
25-12-2022 at 00:40
by: metalresearcher |
Tungsten rod not pure ?
For using as an anode for an electric arc furnace I ordered two W rods of 200mm long x 5mm diameter. ... |
24-12-2022 at 11:29
by: metalresearcher |
School Science Accidient
Doing such experiments (I do such as well, like Thermite, etc) requires, which I do:
* Do it outd ... |
27-11-2022 at 03:19
by: metalresearcher |
Confusion on SO3 Synthesis
The [url=https://en.wikipedia.org/wiki/Potassium_persulfate]largest online chemistry textbook [/url] ... |
13-11-2022 at 07:58
by: metalresearcher |
Lithium from Li2CO3 electrolysis ? It failed.
According to the phase diagram Li2CO3 - K2CO3, there is a minimum liquidus of this 'alloy' at 500 C ... |
6-11-2022 at 03:01
by: metalresearcher |
AuReMo: Source for various metals ?
On the forums.thehomefoundry.org forum someone posted this about an EU based metals source.
https ... |
15-10-2022 at 10:23
by: metalresearcher |
Does the island of stability really exist ?
[rquote=676727&tid=156824&author=BromicAcid]metalresearcher, the whole point of the island o ... |
16-9-2022 at 08:58
by: metalresearcher |
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