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My old furnace
It looked like this:
[img]http://species8472.dyndns.org/burn03.jpg[/img]
The outer shell is a mi ... |
6-5-2004 at 09:53
by: axehandle |
Oil for oilbath
As a replacement for lead shot in shotguns, it's supposedly more environmentally friendly (whic ... |
6-5-2004 at 06:03
by: axehandle |
Explode!?
[quote]
Introducing closed pore minerals or air bubbles into the cement sounds like a good way to m ... |
6-5-2004 at 05:57
by: axehandle |
Melting point apparatus.
Actually my mentioning of both silver and platinum was a hard-to-catch joke referring to my metal fe ... |
5-5-2004 at 17:17
by: axehandle |
Oil for oilbath
I agree. When melting sugar based rocket fuels, I've always used cooking oil -- corn oil to be ... |
5-5-2004 at 17:01
by: axehandle |
palladium
Well, I am a bit of a metal fetishist, I admit it....
Edit1: OK, I admit it! I love metals! All m ... |
5-5-2004 at 12:20
by: axehandle |
Metal melting propane furnace construction
<b>I just had one of those once-a-year ideas.</b>
Imagine dental casting cement (phos ... |
5-5-2004 at 12:07
by: axehandle |
Basic Laboratory Technique Video Tutorials.
Even better, don't use "Windows Media Player" at all, if you value your privacy. |
4-5-2004 at 15:06
by: axehandle |
Fucking hell.
It stings a bit.
The only upside is that I planned to build a new furnace anyway, and purchased a ... |
4-5-2004 at 13:03
by: axehandle |
Thought... or lack thereof....
Hmmm. Thinking that perhaps replacing the Al with Ag, and using a Pt thermocouple... hmm. No, that w ... |
4-5-2004 at 08:11
by: axehandle |
OT
It reminds me of this little device. Aren't we Swedes clever when it comes to making cheap booz ... |
4-5-2004 at 08:05
by: axehandle |
Sand.
There are two types of sand used for sand casting: Water bonded and oil bonded. The oil bonded kind ... |
4-5-2004 at 07:02
by: axehandle |
OK
I've mixed the casting sand with 15% bentonite, and added some water. It's supposed to sit ... |
4-5-2004 at 04:40
by: axehandle |
MOT?
Are also microwave ovens not found in Singapore? They all contain something called an MOT (Microwave ... |
3-5-2004 at 05:16
by: axehandle |
Utter confusion.
No dispute, just me forgetting what thread I was in, confusing me into a sidetrack that had no relev ... |
2-5-2004 at 21:40
by: axehandle |
NaClO4 production using a Pt clad Ti anode and a Ti cathode.
[quote]
arrgh...
wasnt there another thread pointing out precisely how to get lead dioxide from le ... |
2-5-2004 at 12:48
by: axehandle |
Possibility of sulphuric acid?
Good suggestion. A more expensive but perhaps more efficient way would be to use tungsten electrodes ... |
2-5-2004 at 07:33
by: axehandle |
Casting shall be done not today but tomorrow.
I little mishap slowed me down a little, though. I picked up ceramic pot shards from the bottom of t ... |
2-5-2004 at 07:08
by: axehandle |
NaClO4 production using a Pt clad Ti anode and a Ti cathode.
It could be me misunderstanding something, I have a grade 9 hangover. |
2-5-2004 at 05:59
by: axehandle |
Melting point apparatus.
Credit where credit is due? Perhaps. As a matter of honour. But as a Communist, I must say that all ... |
1-5-2004 at 16:41
by: axehandle |
Melting point apparatus.
[quote]
By the way, the general idea is not mine, Zubrick's describes the Fisher-Johns apparat ... |
1-5-2004 at 08:46
by: axehandle |
Hotblack
This could be a cheap way to harness the Sun's energy, with 100% absorption. Very interesting. |
1-5-2004 at 07:34
by: axehandle |
Here we go, the finished core.
Now it remains to be seen whether it cooling down to room temperature makes it crack. If it does, I ... |
1-5-2004 at 05:54
by: axehandle |
Just my 2 Euro after a nasty incident
Gypsym calcium sulfate decomposed into SO2 at 900-ish degrees C. This could probably be harnessed an ... |
1-5-2004 at 01:28
by: axehandle |
NaClO4 production using a Pt clad Ti anode and a Ti cathode.
[quote]
Er... Don't you think you set your sights a bit too high? 5 Kg of perchlorate a week? ... |
1-5-2004 at 01:15
by: axehandle |
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