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Ball Mill (3D printed parts)
@Mateo_swe: Drum RPM. Lloyd Sponenburgh published a booklet on ball mill theory for black powder mfg ... |
19-5-2022 at 11:07
by: Fulmen |
Ball Mill (3D printed parts)
The optimal speed depends on several factors including jar and media size. For a 4" jar it will be a ... |
19-5-2022 at 04:54
by: Fulmen |
Help with a crappy *rduino CNC laser engraver
That's what I ended doing. The kit is a knockoff UNO/V3.00 combo which seems to work. I read the cur ... |
15-4-2022 at 12:14
by: Fulmen |
Help with a crappy *rduino CNC laser engraver
Ok, but which firmware and how? The Arduino IDE doesn't recognize it, it just lists the prolific 230 ... |
14-4-2022 at 03:18
by: Fulmen |
Help with a crappy *rduino CNC laser engraver
Basically I got tossed one, but I can't get the software to run. It's the same unit as this: [url]ht ... |
13-4-2022 at 11:22
by: Fulmen |
Calculating pH
Khan Academy are usually pretty good: https://www.youtube.com/watch?v=2q4vSKwaBtw |
8-4-2022 at 15:24
by: Fulmen |
I grew crystals at home and got the structure published in the Cambridge Structural Database
Respect! |
3-4-2022 at 11:25
by: Fulmen |
Problems with nitroglycerin synthesis
The first thing you can try is to heat the acid to 25°C. Low temperatures can delay the initial rea ... |
2-4-2022 at 11:06
by: Fulmen |
How do noble metals rank and compare in terms of inertness for practical laboratory purposes?
[rquote=672455&tid=158498&author=j_sum1]
Pd alloyed steel seems like a weird idea to me.[/r ... |
31-3-2022 at 23:51
by: Fulmen |
Separating Sodium Perchlorate from Buffer Solution
That and the very low solubility of KClO4 (<1g/100ml@0°C). So no, NaCl won't work. |
27-3-2022 at 09:05
by: Fulmen |
Metal displacement of aluminum by a copper salt
The oxide layer is always slightly porous and single ions are pretty small. The rest is, as the fren ... |
25-3-2022 at 13:42
by: Fulmen |
Separating Sodium Perchlorate from Buffer Solution
[rquote=672250&tid=158481&author=macckone]I was assuming he is wanting sodium perchlorate[/r ... |
24-3-2022 at 09:05
by: Fulmen |
Separating Sodium Perchlorate from Buffer Solution
[rquote=672205&tid=158481&author=macckone]
Sodium acetate is less soluble but not enough di ... |
23-3-2022 at 11:47
by: Fulmen |
Advice for fractional distillation?
A blocking diode would also work, cutting the power by 50%. |
28-2-2022 at 12:41
by: Fulmen |
Electromagnetic radiation waves removal?
[rquote=671493&tid=158408&author=Antiswat]the topic is a dead end as theres an agenda set in ... |
26-2-2022 at 13:26
by: Fulmen |
Unidentified copper salts
Knock yourself out, son :-) |
16-2-2022 at 14:02
by: Fulmen |
Unidentified copper salts
Copper chemistry is messy, it forms hydrates, gels and basic salts of varying proportions depending ... |
16-2-2022 at 11:59
by: Fulmen |
Mass-production of copper acetate from metallic copper and vinegar
[rquote=670933&tid=158369&author=njl]I understand that acetic acid alone can't oxidize coppe ... |
11-2-2022 at 16:38
by: Fulmen |
Optical furnace for growing crystals
And what's the temperature of that heater element? |
30-1-2022 at 02:58
by: Fulmen |
HNO3 from kno3+hcl
At best you will end up with a mixture of KNO3 and Sr/BaCl2. You will have to consult the solubility ... |
7-1-2022 at 16:48
by: Fulmen |
metal nuggets from sunflower seeds
Vegetabile oils are notorious for charring to a hard, insoluble coke-like mass. I sincerely doubt th ... |
7-1-2022 at 12:09
by: Fulmen |
Interesting white flare composition (Breslau Fire)
Magnesium should be coated when used with water. IIRC linseed oil is considered sufficient for nitra ... |
6-1-2022 at 10:09
by: Fulmen |
Alternative uses for an illegally owned Oxygen tank?
In the end there is only one way to find out. Call a shop and ask them if they are willing to fill i ... |
4-1-2022 at 11:55
by: Fulmen |
A possible fraud!
@phlogiston: I believe he suspected an inferior (lower density) alloy was used, and that could indee ... |
31-12-2021 at 13:19
by: Fulmen |
Electrode shapes
[rquote=669208&tid=158215&author=Rainwater]
I might scrap the entire idea of a custom anode ... |
26-12-2021 at 13:15
by: Fulmen |
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