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From where are you?
15% from Antarctica ?? That is a lot ! A lot of people experiment at low temperatures ?
15-10-2010 at 02:30
by: metalresearcher
How to get NaOH from household chemicals ?
In the past you could get Crofty sink cleaner in Dutch supermarkets which contained a large portion ...
14-10-2010 at 11:40
by: metalresearcher
Never touch Kanthal wire with molten metal !!
Kanthal is not a success with me. I burned out a second coil in 3 days
I let it cool down a ...
14-10-2010 at 10:42
by: metalresearcher
Pretty Pictures (1)
Oh here a nice movie I made from boiling Aluminum with an electric arc:
<object width="480" he ...
14-10-2010 at 04:58
by: metalresearcher
Refractory bricks @ $189 each ???
Used for lining ladles for the steel industry ?
When these bricks are not so easily ground, an an ...
14-10-2010 at 04:48
by: metalresearcher
Pretty Pictures (1)
@woelen:
Pic 2 is really nice but is that not an explosion hazard ? Vaporized ethanol (or even supe ...
14-10-2010 at 04:43
by: metalresearcher
Really neat to see a super pure sample...
What about www.smart-elements.com ?
These samples look nice !
13-10-2010 at 23:13
by: metalresearcher
Refractory bricks @ $189 each ???
Normally I use 1400oC rated firebricks which suffice for most applications (e.g. metal melting).
B ...
11-10-2010 at 22:45
by: metalresearcher
I performed a test with three reactants !
Tonight I did a small test with three steel tubes with the following reagents as content:
Na2CO3 + ...
11-10-2010 at 11:37
by: metalresearcher
mercury thermometer troubles...fixable?
I think grab it firmly in your hand with the bulb down. Then do as if you throw it away (but keep ik ...
11-10-2010 at 02:06
by: metalresearcher
Refractory bricks @ $189 each ???
These bricks look promising for the temperature resistance but the proce ??
http://www.buyrefract ...
11-10-2010 at 00:52
by: metalresearcher
Steel retort design for making Na metal for review
@Rogeryermaw: I addressed the pipe bending issue as well by filling the one-side-squeezed tube with ...
10-10-2010 at 23:10
by: metalresearcher
Steel retort design for making Na metal for review
@Picene : No yield yet I am experimenting:
And here the so manyth episode:
I got the leaking i ...
10-10-2010 at 10:36
by: metalresearcher
Electrical furnace elements : Pt or Ta wire instead of Kanthal ?
@peach:
Thanks !
Such a power controlling device I have which has a max load of 2kVa I bought it ...
8-10-2010 at 05:09
by: metalresearcher
I tried an electric furnace
Here all my pics and test results of sodium making:
http://www.metallab.net/Na.php
Now I tried ...
7-10-2010 at 12:22
by: metalresearcher
Electrical furnace elements : Pt or Ta wire instead of Kanthal ?
@peach:
I checked I2R's page they sell Kanthal (cloned?) elements the MoSi2 are very similar to K ...
7-10-2010 at 03:55
by: metalresearcher
Electrical furnace elements : Pt or Ta wire instead of Kanthal ?
I did already several experiments with Kanthal wire with varying success.
www.metallab.net/kanthal
6-10-2010 at 12:40
by: metalresearcher
Red mud in Donau in Hungary what is it ?
In Hungary an [url=http://edition.cnn.com/2010/WORLD/europe/10/05/hungary.toxic.mud/index.html]ecolo ...
6-10-2010 at 10:36
by: metalresearcher
Electrical furnace elements : Pt or Ta wire instead of Kanthal ?
[rquote=189261&tid=14597&author=watson.fawkes][url=http://duralite.com]Duralite[/url] sells ...
5-10-2010 at 22:47
by: metalresearcher
Electrical furnace elements : Pt or Ta wire instead of Kanthal ?
For some purposes I have an electrical resistance furnace which uses Kanthal wires and it can heat u ...
5-10-2010 at 12:48
by: metalresearcher
How do you get high temperatures ?
For some processes (e.g. @Rogerywemaw's phosphorus furnace) you need high temperatures as for my sod ...
5-10-2010 at 08:38
by: metalresearcher
First reaction (safety question) - CaC2 to C2H2 to C6H6 (via thermal polymerisation)
Good idea by some safety issues apply. C2H2 + air is VERY explosive.. ANd C6H6 is flammable and toxi ...
5-10-2010 at 03:37
by: metalresearcher
Value of gold
Usability , occurrence and price are not always related. Price, in particular gold, is a very emotio ...
4-10-2010 at 22:37
by: metalresearcher
Other way to collect Na metal
Now I was thinking about another approach: attaching a closed metal can on top of the retort with th ...
4-10-2010 at 12:50
by: metalresearcher
Preparation of elemental phosphorus
[rquote=189147&tid=65&author=Rogeryermaw]no unfortunately i haven't added that bit of equipm ...
4-10-2010 at 11:21
by: metalresearcher
[Next Page]
Sciencemadness Discussion Board
» Search
Select A Forum
Fundamentals
» Chemistry in General
» Organic Chemistry
» Beginnings
» Responsible Practices
» Miscellaneous
Engineering and Equipment
» Reagents and Apparatus Acquisition
» Electronics
» Process Engineering
» Materials and Metallurgy
Special Topics
» Analytical Chemistry
» Electrochemistry
» Energetic Materials
» Biochemistry
» Radiochemistry
» Computational Models and Techniques
Literature and Documentation
» Sciencemadness Wiki
» Prepublication
Non-science
» Forum Matters
» Legal and Societal Issues