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Nice red color with CaCl2
Well, I used drying agent. It was kept in a well sealed container and I mixed it shortly before igni ... |
7-7-2015 at 12:41
by: metalresearcher |
Nice red color with CaCl2
When I mix KClO3+sugar with a bit CaCl2 (less than 1/4 of total mixture weight ) it burns with a nic ... |
7-7-2015 at 11:48
by: metalresearcher |
How to Make candles with colored flames?
[rquote=411531&tid=62939&author=blogfast25]
Did you try the magnesium one? Since as flame t ... |
7-7-2015 at 11:40
by: metalresearcher |
Gallium melt at hot weather
With outdoor temperatures reaching 33 deg C I put my plastic vial with Ga metal once obtained at eba ... |
4-7-2015 at 07:08
by: metalresearcher |
Electrolyzing CaCl2 with DC welder
[rquote=405822&tid=62429&author=blogfast25] Or KNO3 + 2 Al === > Al2O3 + [b]1/2 K[/b] + 1 ... |
22-5-2015 at 08:27
by: metalresearcher |
Electrolyzing CaCl2 with DC welder
Well, I did another try (proof of concept) and set the welder to 25A. I did not notich much differen ... |
20-5-2015 at 11:33
by: metalresearcher |
Electrolyzing CaCl2 with DC welder
I doubt whether the current was really 100A. I set the welder to 100A, which is a maximum rating and ... |
19-5-2015 at 08:56
by: metalresearcher |
Electrolyzing CaCl2 with DC welder
BromicAcid : you are right, this is indeed a raw test, for really isolating Ca metal more is needed. ... |
17-5-2015 at 12:12
by: metalresearcher |
Electrolyzing CaCl2 with DC welder
I tried to electrolyze some CaCl2 'drying agent' in a steel crucible connected to the (-) so it acts ... |
17-5-2015 at 11:04
by: metalresearcher |
Purifying/increasing % HCl in Hardware store Acid
Strange. Azeotropic HCl acid is 20% and concentrated is 37%. I thought this is the same concentratio ... |
12-1-2015 at 13:37
by: metalresearcher |
Stun grenade explosive : what ?
During the Lindt Cafe raid in Sydney, the police used Stun Grenades to distract the hostagetaker Man ... |
15-12-2014 at 13:26
by: metalresearcher |
Homebuilt 1300°C tube furnace
[rquote=319293&tid=9705&author=testimento]Silicon carbide elements are good for up to 1600C ... |
17-11-2014 at 00:49
by: metalresearcher |
Is this SiC or Si metal ?
[rquote=353044&tid=37973&author=Cheddite Cheese]Could you try measuring the density?[/rquote ... |
12-10-2014 at 02:27
by: metalresearcher |
Is this SiC or Si metal ?
I heated fine quartz sand with crushed charcoal with an electric arc (welder + carbon rods, about 1. ... |
11-10-2014 at 12:29
by: metalresearcher |
Arc furnace power supply
Well, a cheap ($100) hardware store welder of max 150A does work fine. For a bit more ($200) you can ... |
11-10-2014 at 00:30
by: metalresearcher |
How to alloy Gold with Titanium ?
I have read the pdf's in the Springer link earlier in this topic. It is at least as hard as traditio ... |
7-10-2014 at 08:30
by: metalresearcher |
How to alloy Gold with Titanium ?
Well there should be a 99% gold alloy with 1%Ti for nearly pure gold jewelry but with decent hardnes ... |
7-10-2014 at 01:48
by: metalresearcher |
How to alloy Gold with Titanium ?
That is what I am already afraid for.
'Afraid' because at temps above 1500C the Ti will burn as it ... |
6-10-2014 at 11:18
by: metalresearcher |
How to alloy Gold with Titanium ?
For making a Au-Ti alloy I want to know how to dissolve Ti metal in gold. I know that Ti wire is use ... |
6-10-2014 at 10:17
by: metalresearcher |
The weirdest chemical element ?
Of all nonvirtual elements (i.e. which do exist in nature, even at very small quantities such as At ... |
29-9-2014 at 09:31
by: metalresearcher |
Calcium Oxide from sea shells
[rquote=346069&tid=33922&author=Magpie]Plante specifies 800°C for one hour. I have made Ca ... |
17-9-2014 at 10:09
by: metalresearcher |
High temperature Retort is made from ... ?
For high-temp experiments (e.g. making Phosphorus) I want to use a retort. Three years ago I tried w ... |
16-9-2014 at 09:08
by: metalresearcher |
Chemical way to make Calcium metal ?
Well, I did a test (actually two tests) but as I expected, I could get no Ca metal. No H2 bubbling a ... |
10-9-2014 at 11:47
by: metalresearcher |
Chemical way to make Calcium metal ?
[rquote=344861&tid=33338&author=phlogiston]
I just meant to say it is worth putting some th ... |
10-9-2014 at 03:02
by: metalresearcher |
Chemical way to make Calcium metal ?
[rquote=344696&tid=33338&author=Cheddite Cheese]
2: CaO + Mg -> Ca + MgO
[/rquote]
Doe ... |
8-9-2014 at 23:53
by: metalresearcher |
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