Pouring 2000° molten Copper inside a seashell - BEAUTIFUL! - Experimental metal casting at home

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Robinson Foundry

Robinson Foundry

Күн бұрын

In a recent video I showed you how I poured molten aluminum inside of a Marlin Spike sea shell capturing the amazing spiral structure hidden inside.
I used aluminum for that casting but many of you asked if I could try with other metals, so in this video I’ll be experimenting with pewter, copper and bronze.
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The links above are affiliate links. This means that, at zero cost to you, I will earn an affiliate commission if you click through the link and finalize a purchase.
Chapters
Preparing the shells 0:31
Pewter 1:55
Copper 4:00
Bronze 6:07
Result before finishing 7:06
Finished castings 8:32

Пікірлер: 344
@nicotti
@nicotti 2 жыл бұрын
Fun fact: Most gastropod shells spiral in the same direction, the direction of your shells (called dextral). But a genetic mutation causes a small amount of shells to spiral in the reverse direction (sinistral). There are some species whose shells are sinistral, and the rare mutation makes them dextral.
@SirSmurfalot
@SirSmurfalot 2 жыл бұрын
Thank you kind stranger.
@bruceanderson7762
@bruceanderson7762 2 жыл бұрын
I believe some foraminifera shells 'spirel' left or right depending on temperature.
@c.j.cleveland7475
@c.j.cleveland7475 2 жыл бұрын
Gee! And I thought that if it was made north of the equator it spiraled right and south of the equator it spiraled to the left! 😂 😁👍 😉
@jibjibam
@jibjibam 2 жыл бұрын
These are just left handed and right handed creatures :). Does anyone really think these creatures figured out how to construct the shells by themselves?
@SethiozProject
@SethiozProject 2 жыл бұрын
depends how you describe mutation, I always thought it's same as humans being left or right handed. It's like saying that everyone who is left handed is a mutant? I'm both .. I use mouse with right hand and write with right hand, but when i eat with fork and knife, i hold fork in right hand. I also do martial arts and I prefer my left foot and right hand for primary punches and kicks. So I'm a semi-mutant?
@Occupant
@Occupant 2 жыл бұрын
The fact that the shells held up is a testament to what a good evolutionary adaptation they are.
@HawkWorley
@HawkWorley 2 жыл бұрын
It's interesting how good the pewter came out compared to the others. I wonder if you could use your normal lost pla casting style and make one out of Brass in a "Lost Pewter"
@42Fab
@42Fab 2 жыл бұрын
a Surprisingly smart idea
@thechumpsbeendumped.7797
@thechumpsbeendumped.7797 2 жыл бұрын
Or fill with wax and dissolve the shell in a stronger acid.
@asvarien
@asvarien 2 жыл бұрын
What a great idea.
@BennyMcBabe
@BennyMcBabe 2 жыл бұрын
Honestly, you can cast pewter out of silicone molds and get far better surface finish. If you're willing to make a mold, may as well make one you can reuse.
@kalidwapur
@kalidwapur 2 жыл бұрын
or cast wax in the shell dissolve the shell with an acid and make a plaster mold out of the wax model. Then you can cast it at higher temperatures with a better finish.
@kylejacobs1247
@kylejacobs1247 2 жыл бұрын
Sea shells are made of calcium Carbonate (CaCO3). Above 840C calcium carbonate decomposes into CO2 gas (which was causing the bubbling and splattering) and Calcium Oxide (CaO aka Lime).
@reddog9978
@reddog9978 2 жыл бұрын
very nice work they all look great. I like the fact that you are the only one on you tube that fully protects himself with all the proper safety gear. It doesnt inpress any one when you burn yourself.
@GenuinelyCurious120
@GenuinelyCurious120 Жыл бұрын
Copper is my favorite. It's such a beautiful, firey color. Even it's rust is pretty.
@davegreen9155
@davegreen9155 2 жыл бұрын
There are the undeniable moments when ART imitates LIFE,....and HERE are the moments when it INTERACTS (Wow That shit came out of my head)
@breakawaybooks4752
@breakawaybooks4752 2 жыл бұрын
Those shells turned to quicklime!
@04dram04
@04dram04 2 жыл бұрын
Nature is the greatest art. More specifically the golden ratio.
@ayanchalk
@ayanchalk 2 жыл бұрын
The wackiness of the idea caught my attention but how it turned out was a pleasant surprise. Loved it!
@ZoonCrypticon
@ZoonCrypticon 2 жыл бұрын
The problem with the bubbling is the carbon dioxide release of the shells. Would be interesting, if you would get smoother results, if you would heat the shells above 1000°C beforehand, and then put it inside the oil sand. On the other hand the baked shells would get very brittle and absorb moisture and decompose. Perhaps with a shorter heating period you could still reduce the CO2 content.
@RogueWraith909
@RogueWraith909 2 жыл бұрын
It's also lingering moisture, steam explosions are common if you don't get the mould hot enough before pouring.
@emmajacobs5575
@emmajacobs5575 2 жыл бұрын
I wondered if it would have been better if the vent hole had been connected to atmosphere rather than just stopping in the sand.
@skeetsmcgrew3282
@skeetsmcgrew3282 2 жыл бұрын
Considering what it turned into after the pour, I'm not sure it would hold up to the abuse after heating. In fact, maybe the single-use nature of this method helped maintain the shape. Would be an interesting experiment though
@RogueWraith909
@RogueWraith909 2 жыл бұрын
@@skeetsmcgrew3282 Could use a hot gas jet like a small propane blow torch at the enttrance to the mould, it doesn't need to get as hot as the metal is, it just needs to evaporate any moisture in the mould. That shouldn't be hot enough to really damage the shell at all as it literally takes a few seconds to do. It's just a safety thing as moulten metal spurting everywhere is generally a really bad thing. I do see your point though and agree it would require a little test shot first to see the effect.
@skeetsmcgrew3282
@skeetsmcgrew3282 2 жыл бұрын
@@RogueWraith909 oh yeah for sure, but the OP was talking about the chemical release of CO2 when heating a shell. Its actually something done on purpose to create slaked lime. My concern was that by attempting to remove much of the CO2, you would turn the shell into dust. It would be labor intensive, but you could do a double lost mould method to accomplish a similar goal. Fill the shell with a low-melting temp resin, allow it to harden, dissolve the shell in acid, coat the remaining resin in essentially plaster (theres a kind for forging), melt out the plastic, burn off the remainder, clean out the mould with water, and then fill that with molten metal. So yeah, a ton of work lol
@wyattsucee6893
@wyattsucee6893 2 жыл бұрын
You should try and make a deer antler out of metal
@jasonlavigne573
@jasonlavigne573 Жыл бұрын
These metallic shells you created are fine examples of the Fibonacci Spiral!!!!!!
@NoodleBear
@NoodleBear 2 жыл бұрын
Fantastic work! I wasn't expecting the different temperatures to affect the surface finish so drastically. If you're not sick of making shells, do you think you'd ever try making one with bismuth? It has a pretty low temp too I think
@mikedrop4421
@mikedrop4421 2 жыл бұрын
Ohh OK, so I felt like I was having deja vú then I was convinced I'd seen that thumbnail before and I clicked to see why you would re-upload that video again. Then you start out immediately with "you guys asked for all these different metals" lol.
@zapfanzapfan
@zapfanzapfan 2 жыл бұрын
Nature produces pleasing shapes. Very pretty castings!
@brendanhoffmann8402
@brendanhoffmann8402 Жыл бұрын
This brings me back fond memories of metal work class in high school. I loved that class.
@sandiebrecken1897
@sandiebrecken1897 2 жыл бұрын
The fact that you describe what your doing without carrying on is a real blessing, nice video
@SethiozProject
@SethiozProject 2 жыл бұрын
absolutely no idea why youtube recommended me this, but it was something I never expected to see, totally random thing to do, but looks cool. It's something I'd like to have on my desk or hanging somewhere. I actually have epic idea, why don't you put LEDs inside the spiral and then fill it with some transparent acrylic .. it should look insanely cool.
@tracybowling1156
@tracybowling1156 2 жыл бұрын
I loved the first time you did this and I love it again. You always think about unique ways metal can be used. I'm always excited to watch!
@alanrathmacher6736
@alanrathmacher6736 2 жыл бұрын
Having worked at an investment foundry, try the following for copper & bronze: 1. Cut the pointed end off to provide a small vent open to the atmosphere out of the box. 2. Pour with pointed end up using a sprue to feed the large end from the bottom upward 3. Use a metal box in lieu of plywood & bake the box, shell & sand to 4-500°F before pour
@TheBappin
@TheBappin 2 жыл бұрын
When I look at the shells it takes a second to wrap my mind around the fact that you're not making a cast of a shell using a mold. You're using the shell as the mold, so it like an anti-shell or something. cool.
@Zeddicus_Zorander
@Zeddicus_Zorander 2 жыл бұрын
Relief vent holes from the bottom will give a place for the metal to escape. Cool video 🗽
@nj1255
@nj1255 2 жыл бұрын
The rough texture/finish on the copper and bronze ones actually looks really neat!
@connector8748
@connector8748 2 жыл бұрын
Now that's creative idea.
@adambrown2626
@adambrown2626 2 жыл бұрын
Excellent result in solidifying the perfection of nature.
@user-sz2px8pv3f
@user-sz2px8pv3f 2 жыл бұрын
A golden shell would be gorgeous. Expensive, but gorgeous.
@SilverScorpion
@SilverScorpion 2 жыл бұрын
Super video. I'm impressed with how they came out. Thanks for sharing
@mattpayne3807
@mattpayne3807 2 жыл бұрын
Awesome video. I loved that you shined up the copper and bronze and kept the pitting marks. They look really amazing with the casting marks.
@asvarien
@asvarien 2 жыл бұрын
What's truly amazing is how living creatures create these beautiful shell spirals. Nature never ceases to amaze.
@lindadelorme5117
@lindadelorme5117 2 жыл бұрын
Only to have some human destroy it for his own vanity...
@wrongfullyaccused7139
@wrongfullyaccused7139 2 жыл бұрын
@@lindadelorme5117 ;Your communist puppet masters have trained you well. They must be so proud.
@rachelg552353
@rachelg552353 2 жыл бұрын
🐚 looks great!
@PhaelehDK
@PhaelehDK 2 жыл бұрын
You are awesome! I appreciate you and the art you produce.
@stephenhealey5528
@stephenhealey5528 Жыл бұрын
1st time viewer... Really interesting casting project, wicked nice results! Im inspired! & subscribed!
@kriskossack7231
@kriskossack7231 2 жыл бұрын
The Pewter one is my favorite. They all came out awesome.
@shable1436
@shable1436 2 жыл бұрын
Your voice and narrative is smooth, the editing is great, and your work and imagination really amazing to see the almost ex-ray negative of a spiral 🐚 🐚🐚 shell
@Mistertbones
@Mistertbones 2 жыл бұрын
They all came out great!
@joeyj248
@joeyj248 Жыл бұрын
the finished casts are beautiful!
@Ryan50Ryan
@Ryan50Ryan Жыл бұрын
I really like the pewter one.
@nitroplayzrobloxandotherga780
@nitroplayzrobloxandotherga780 Жыл бұрын
I loved the idea of the video and I was shocked to find out how well the shell held up
@wanjockey
@wanjockey 2 жыл бұрын
Pretty awesome looking. Thank you for sharing.
@1929modelagirl
@1929modelagirl 2 жыл бұрын
Found this by lucky accident ?! Fascinating, and I shall watch more. Thank you, these are beautiful
@ralphmourik
@ralphmourik 2 жыл бұрын
Absolutely brilliant stuff! I really need to get back into casting.... sometimes life just gets in the way 😅👍
@downunderdave5417
@downunderdave5417 2 жыл бұрын
Very Nice work Thanks
@CathleenDensmore55
@CathleenDensmore55 2 жыл бұрын
Fascinating! Thanx- I enjoyed this video greatly.
@lionessprowess3581
@lionessprowess3581 2 жыл бұрын
So beautiful. Great work👍🏼
@Chronicallywitty
@Chronicallywitty 2 жыл бұрын
S-hell yeah! Looks great
@0to100Art
@0to100Art 2 жыл бұрын
Absolutely brilliant stuff! 😍😍😍
@madmike8325
@madmike8325 2 жыл бұрын
Lol makes me wanna build a forge and find some shells myself 😂
@Ithirahad
@Ithirahad Жыл бұрын
I think one could make a really amazing torch-style light fixture out of those metal snails.
@AM-dn4lk
@AM-dn4lk 2 жыл бұрын
Looks amazing. Great work.
@Guitcad1
@Guitcad1 2 жыл бұрын
I watched this in preparation to do the same thing. Good thing I found out about the splattering before I did it!
@skrimper
@skrimper 2 жыл бұрын
Nice! I saw a snail once back in Burma, it was very fascinating and I felt honored. Well done and keep up the great work!
@dadsquatch79
@dadsquatch79 2 жыл бұрын
Absolutely beautiful
@jody024
@jody024 2 жыл бұрын
Isnt it amazing how strong shells are? Nature can be fascinating!
@paulbriggs3072
@paulbriggs3072 2 жыл бұрын
The next time you pour pewter, how's this for an idea-cast it into the shape of a TRILOBITE! (you can melt down the seashell shape to make one)
@vhayne91777
@vhayne91777 2 жыл бұрын
I could see some custom knifemaker making something like this into a handle/grip for a cool, fantasy-style, fixed blade. :)
@cptrikester2671
@cptrikester2671 2 жыл бұрын
Very nice. Splashes like my timber pours. Hope to try casting metal into a Conch shell this summer. Wondering if sanding the tip down until the opening shows, would be better than drilling?
@samus88
@samus88 Жыл бұрын
You know, as a native spanish speaker, I'm fascinated by the names of metals. For starters, I had no idea that "pewter" was a metal. Since I only knew that word from Pokemon, and the Pewter City Gym is a rock-type gym, I figured pewter was some kind of rock. On top of this, a bunch of metals in english, have no actual word in spanish. Google translate tells me pewter is "estaño", but "estaño" is the word we use for soldering wire. And according to the wikipedia page, there are many compositions for soldering wires, none of which are pewter. It's so weird. Another one I realized the other day, is that to us brass and bronze are synonyms basically. This is fascinating to me lol.
@mgmcd1
@mgmcd1 Жыл бұрын
Those would make awesome central pendants for a wind chime. Big money chatchkes for beach houses. 😎
@jimgarvey7791
@jimgarvey7791 2 жыл бұрын
Very cool, kept up the good work!!!!👍
@nettejakobs2501
@nettejakobs2501 2 жыл бұрын
Ohh what beauties. Would love to have one, just for its pure beauty. Nature is awesome. 🤩 from Nette in Denmark
@joshuabaughn3734
@joshuabaughn3734 2 жыл бұрын
When the Calcium Carbonate was heated above 1544°C it converted to quick lime, which upon contact with water converts to slaked lime, which is used in mortar compounds, whitewashing and Nixtamalization(how corn and sorghum have their pericarp removed before food preparation)
@worldpeace1822
@worldpeace1822 2 жыл бұрын
Nice snail shells
@Thewulf56
@Thewulf56 2 жыл бұрын
Very Nice, They really did turn out fantastic. I just found a coupe of these shells, I may give it a try too one day
@johnlord8337
@johnlord8337 Жыл бұрын
Awesome attempt. Would have liked to seen full surface features of the metals to the shell smoothness. Proper sanding, polishing, and buffing would make some absolutely one-of-a-kind sales product.
@Vulcaneer900
@Vulcaneer900 Жыл бұрын
Beautiful.!
@lundgrenbronzestudios
@lundgrenbronzestudios 2 жыл бұрын
You picked a better shell than I did. Everyone says mine looked like 💩. Looks like pewter is the way to go. I wonder how bismuth would work as well.
@itaco8066
@itaco8066 2 жыл бұрын
Beautiful 🤩
@noodsdood6977
@noodsdood6977 2 жыл бұрын
I think seeing this with zinc, or lead if you can get your hands on some, would also look cool! Thank you for consistently providing interesting content :)
@s.l.cruson8744
@s.l.cruson8744 2 жыл бұрын
Great job!
@fosterkennel649
@fosterkennel649 2 жыл бұрын
Wow very cool thank you so much for this interesting video
@andyf1235
@andyf1235 2 жыл бұрын
Metal splashing around when you aren't expecting it can be a scary thing. I appreciate that you use good PPE and have your body covered with leather and a face shield. I do something similar. It would only take one drop of molten copper to get some nasty burns!
@tishsmiddy71
@tishsmiddy71 2 жыл бұрын
Amazing 🤟🏻❤️💋🥰 lovely. I’m glad you shared !
@wolfbushcraft3369
@wolfbushcraft3369 Жыл бұрын
this is so cool
@tylerkrug7719
@tylerkrug7719 2 жыл бұрын
Really cool!
@terra451
@terra451 2 жыл бұрын
Amazing!
@twen7yseven
@twen7yseven 2 жыл бұрын
So cool!
@swrennie
@swrennie 2 жыл бұрын
Honestly, I'm still more impressed by the mollusk that made the shell in the first place.
@jamie1311
@jamie1311 2 жыл бұрын
Awesome!!
@tophat2002
@tophat2002 2 жыл бұрын
Wonderful
@fasteddie4107
@fasteddie4107 Жыл бұрын
Very interesting video…..and, of course, I just love that you use a brass reloading sonic cleaner. One suggestion: belt sander
@TermaMary
@TermaMary 7 ай бұрын
Awesome.
@Xlaxsauce
@Xlaxsauce 2 жыл бұрын
The pewter ones would make really cool candle holders though they'd need a stand. Like little sconces
@jamesh5460
@jamesh5460 2 жыл бұрын
Wow! Cool!
@PlanetRylosIV
@PlanetRylosIV 2 жыл бұрын
Awesome video! Maybe try glass of various colors and see if you can even mix them prior to pouring to get swirling patterns in the result.
@simplebronzecasting
@simplebronzecasting 2 жыл бұрын
Очень интересные результаты получились!🙂
@luxintelligentia4632
@luxintelligentia4632 2 жыл бұрын
The little crab inside of the shell: 🔥🦀🔥
@incandescentfennec6916
@incandescentfennec6916 Жыл бұрын
They look like they would make really cool novelty spear heads, I could easily imagine them being used by merpeople in some fantasy series
@jthemagicrobot3960
@jthemagicrobot3960 2 жыл бұрын
Good stuff
@bobtexan592
@bobtexan592 2 жыл бұрын
Nice job. I'd be inclined to make the metal into more of a shell by hollowing out the entry with a burr and then polish the surface to a more smooth texture more like the pewter one. It would be awesome if the copper & brass could have a mirror finish.
@mersco
@mersco 2 жыл бұрын
I think you should try to use epoxy/wax/pla/etc for the initial pour, and then create a mold from the epoxy, and then pour copper, to see if you can create a smooth a finish as the pewter. Looks great.
@KrakenCasting
@KrakenCasting 2 жыл бұрын
Welcome back! Good to see another video from you. These all turned out so good!
@pigcatapult
@pigcatapult 2 жыл бұрын
that's so cool. That used to be a soft creature, and now it's metal.
@americanrebel413
@americanrebel413 2 жыл бұрын
Cool man!
@LuisTheFilmHack
@LuisTheFilmHack Жыл бұрын
I like it.
@christianheichel
@christianheichel 2 жыл бұрын
If you have a vacuum chamber maybe try putting metal with a melting point below the flashpoint of wood (300°C) melt it on a hotplate then put wood in it shaped however you want. It might absorb the metal
@PCrailfan3790
@PCrailfan3790 Жыл бұрын
A part of me hurts seeing beautiful shells being destroyed but then again you get something beautiful out of it but it debatable if it’s more beautiful than the original shell
@claybair4904
@claybair4904 2 жыл бұрын
cool idea I tried pouring into a termite nest that is real cool also
@nasirmp1409
@nasirmp1409 Жыл бұрын
Mycket fin och mycket fin idee🙏🙏🙏👏👏👏
@gearsofinspiration8528
@gearsofinspiration8528 2 жыл бұрын
I watched the original video mentioned when it came out love it to. Also was wondering where you get your casting sand. Also I enjoy your lost pla casting videos.
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