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Any interest in Tube Furnances?
Afaik pt resistance devices only go to 900c or so
http://www.ni.com/tutorial/7115/en/
I may be wro ...
15-11-2017 at 09:34
by: yobbo II
Any interest in Tube Furnances?

The probe cost is cheap (very) imo. I f you can find a Pt/Rh tc for anything like tho cost I woul ...
14-11-2017 at 17:33
by: yobbo II
Any interest in Tube Furnances?


Sticky here

https://www.sciencemadness.org/whisper/viewthread.php?tid=9705&page=8

P ...
13-11-2017 at 13:31
by: yobbo II
High precision analytical balance/scale 120g at .001g & 6kg at .01g resolution
That settles it once and for all. I'm buying it!:D
7-11-2017 at 18:11
by: yobbo II
High precision analytical balance/scale 120g at .001g & 6kg at .01g resolution
Would like to own this baby. I have a fetish for ferociously complicated contraptions. Is it sensibl ...
6-11-2017 at 14:27
by: yobbo II
Myth of Streching Space






and then there was dark time
31-10-2017 at 12:39
by: yobbo II
platinum leaf for perchlorate cells?
https://www.amateurpyro.com/forums/topic/1629-making-potassium-per-chlorate/page-237

See eb666 ...
20-10-2017 at 13:00
by: yobbo II
Big Tungsten sample

There is some nice looking W here

https://www.hood.de/i/wolfram-rein-element-99-9-1000-g-5g-sel ...
5-9-2017 at 14:44
by: yobbo II
Where to sell precious metals in non-standard forms?
Rhodium

http://www.goldline.co.uk/rhodium-bars.page
5-9-2017 at 14:40
by: yobbo II
Refractories in Germany

Does anyone know a ceramics supply house or somewhere that supplies high temperature bricks. Ber ...
26-7-2017 at 14:58
by: yobbo II
Electrolytic Silver Cell
Many moons ago I found a circuit that was for charging dry cell batteries (Zinc carbon). These batte ...
23-7-2017 at 15:25
by: yobbo II
castable refractory mixtures
[rquote=487513&tid=2931&author=shaft]In my country, Australia, things are hard
.....
I bel ...
11-7-2017 at 15:37
by: yobbo II
Where can I find a 0-760mmhg vacuum gauge in the USA?

Acting like the smart yobbo......... there's this place on the internets called ebay....


http ...
11-7-2017 at 15:29
by: yobbo II
Non-explosive demolition agents

High pressure water cuts rock (and steel).

Could this be done with a diesel pump from a lorry o ...
1-7-2017 at 10:53
by: yobbo II
castable refractory mixtures
[rquote=483499&tid=2931&author=shaft]Thanks for the link. I will definitely have a look.

...
22-6-2017 at 07:04
by: yobbo II
Chlorate cell first attempt
You can make one if you wish

https://geocitieschloratesite.000webhostapp.com/chlorate/cpsu.html
...
22-6-2017 at 06:58
by: yobbo II
Chlorate cell first attempt

There is a large chlorate page here

https://geocitieschloratesite.000webhostapp.com/
3-6-2017 at 14:44
by: yobbo II
The Short Questions Thread (4)
There was a thread/discussion on the board somewhere or other regarding seperation of sodium chlorat ...
1-6-2017 at 11:55
by: yobbo II
Making a really HOT electric resistance furnace

What would you make the reflector from?

You would need to start with a lower temperature (1000C ...
15-5-2017 at 12:02
by: yobbo II
looking for cheapest routes to acid sythesis

So long as you have an anode and suitable membrane, you are on the pigs back (so to speak).
12-5-2017 at 15:01
by: yobbo II
Preparation of elemental phosphorus

If you had more controlled heating would that help. If you held the temperature at say 950C for so ...
11-5-2017 at 04:38
by: yobbo II
Minus replys count
This weirdness has appeared before. Just mentioning it should anyone need to know about it.

Yob
8-5-2017 at 13:54
by: yobbo II
Thoughts On Anodes
Glassy carbon rods are available here

http://onyxmet.com/index.php?route=product/search&filte ...
3-5-2017 at 14:39
by: yobbo II
Do Walgreens Instant Cold Packs still contain Ammonium Nitrate?

https://en.wikipedia.org/wiki/Calcium_ammonium_nitrate

wiki has some good confusing info on Cal ...
3-5-2017 at 11:40
by: yobbo II
Do Walgreens Instant Cold Packs still contain Ammonium Nitrate?
[rquote=482246&tid=70411&author=Melgar]

, I believe. Ca/NH4 nitrate isn't floor sweeping ...
3-5-2017 at 11:26
by: yobbo II
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