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castable refractory mixtures
The concrete is holding up pretty good, besides the fact that it cracked.
After 3 days curing I pla ...
20-4-2005 at 06:28
by: BrAiNFeVeR
DIY magnetic stirrer
<pm Quince>

Subject: Re: DIY mag. stirrer
From: Quince
To: BrAiNFeVeR
Sent: 22-3-2005 ...
23-3-2005 at 14:40
by: BrAiNFeVeR
DIY magnetic stirrer
First off, I'm not all that good with electronics, so I could make very little of the last part ...
20-3-2005 at 14:21
by: BrAiNFeVeR
DIY magnetic stirrer
temperature controlling seemed kinda hard to fit in ... but I may add an IR thermometer later.

Ma ...
16-3-2005 at 01:36
by: BrAiNFeVeR
Let me show off my latest project:
http://www.geocities.com/brainfevert/heatstir.html

In the link above you will find my totally hom ...
15-3-2005 at 14:12
by: BrAiNFeVeR
What to refrigerate?
Some solvents like DCM can also attack the refrigerator, the rubber of my fridge door dissolved part ...
15-3-2005 at 11:08
by: BrAiNFeVeR
Picric acid: different instructions
Please bear in mind that at the time the picric acid synth at my site was made, I knew allmost nothi ...
13-3-2005 at 04:20
by: BrAiNFeVeR
castable refractory mixtures
Today I made my very first refractory mix:

-33% portland cement
-65% Perlite (I think it is perl ...
10-3-2005 at 12:10
by: BrAiNFeVeR
Pump for high temperature liquids.
Yes, that would be ideal, but finding a proper and safe coupling to connect your motor and the wreck ...
5-3-2005 at 15:16
by: BrAiNFeVeR
Conrad has them too:
[url=http://ci.cambridge.md.us/brainfever/pics/bt139.gif]Clicky: conrad site BT139[/url]

Though t ...
5-3-2005 at 04:37
by: BrAiNFeVeR
Electrical Furnace Contruction - My design and implementation
Any electronics shop should have these components.
I got mine from a Velleman shop.

Most compon ...
2-3-2005 at 14:35
by: BrAiNFeVeR
Electrical Furnace Contruction - My design and implementation
An action shot of the above construction:

[img]http://www.boomspeed.com/joris/PICT0010.jpg[/img]
...
1-3-2005 at 10:49
by: BrAiNFeVeR
Pump for high temperature liquids.
Perhaps you can make yourself some sort of archimedes screw-like pump ?

Not that hard to construc ...
1-3-2005 at 09:54
by: BrAiNFeVeR
Electrical Furnace Contruction - My design and implementation
I going to make my own heating applications after these 2 wonderfull examples of what experimentiali ...
24-2-2005 at 14:38
by: BrAiNFeVeR
Sulfur Burner Simple Idea
I have a refrigerator pump that can pull 95% vaccuum (50mbar abs), and the debit (a few liters/minut ...
1-12-2004 at 07:59
by: BrAiNFeVeR
Sulfur Burner Simple Idea
That entirely depends on the volume of gas the vaccuum pump gets, and the amount of sulfur burned.
...
1-12-2004 at 02:06
by: BrAiNFeVeR
Sulfur Burner Simple Idea
A H2SO4 reactor I've been playing with in my head:

[img]http://ci.cambridge.md.us/brainfever ...
29-11-2004 at 08:14
by: BrAiNFeVeR
Fe3O4
I'm very interested in this product too.
I made it by accident some time ago while producing F ...
13-9-2004 at 22:58
by: BrAiNFeVeR
PbO2
Wouldn't lead oxidise readily if you try water electrolysis with Pb as the anode material?

I ...
28-4-2004 at 07:14
by: BrAiNFeVeR
V2O5 catalyst for H2SO4 production.
Try a solution of NH4NO3, this shouldn't be hard so to get ...

It'll may a while, but i ...
19-4-2004 at 01:40
by: BrAiNFeVeR
I confess
It's mine allright.
(I'll tell my mom you like her kitchen :))

It's nothing speci ...
21-3-2004 at 15:25
by: BrAiNFeVeR
Avators
[img]http://www.sciencemadness.org/scipics/avaterbrainfever.gif[/img]

I designed it some time ago ...
4-9-2003 at 11:57
by: BrAiNFeVeR
Calcium chlorate
In my electrolysis experiments I saw Ca metal burn and I can confirm it burns with a pink/red color. ...
6-7-2003 at 12:37
by: BrAiNFeVeR
/Oops/ ?
And just like that you created more then half of the amount of posts under your name (7 at the time) ...
28-12-2002 at 11:40
by: BrAiNFeVeR
Diphoronepentaperoxide (DPPP)
Well, the sublimation method does NOT work :-(

It's been lying in my lab for more then a month no ...
27-10-2002 at 03:30
by: BrAiNFeVeR
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