Knife made from COPPER WIRE - Its SHARP!! - Aluminum bronze with forged edge

  Рет қаралды 362,147

Robinson Foundry

Robinson Foundry

Күн бұрын

In this video I'll be making an aluminum bronze knife to use around my shop. I made this knife from copper wire and pure aluminum. 90% copper mixed with 10% aluminum makes a very hard alloy called aluminum bronze. I made the knife by creating a sand casting and then cutting the shape of the knife out of it. I then cast pure copper pins and used them to attach walnut handle scales.
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Пікірлер: 429
@jamie_23
@jamie_23 2 жыл бұрын
I came for the casting... im staying for Penny!
@Kats4Brekkie
@Kats4Brekkie 2 жыл бұрын
I do really enjoy watching. No fuss, no fancy effects, just good dialogue, and proper footage. Also I love the bits you do which are maybe not the ideal way but it's what I had to hand (polyurethane for example!) Great looking knife too.
@jamie_23
@jamie_23 2 жыл бұрын
Well said that man!
@thewhitemustang
@thewhitemustang 2 жыл бұрын
Yes, I agree. (To our benefit, I think he forgot to add the fancy annoying generic music effect that he usually plays over his voice.) This happens to be his Only video without the added distracting music playing over his voice. Most people just want to hear clear narration along with the natural sounds of the process (like this video). I don't understand why so many youtubers decide to play generic shite over their voice. It completely ruins it for me every time. It's become a plague on youtube. If viewers want to hear music while someone is speaking in a video, they can play any song with one click. There's no need for the video maker to force that stuff on us.
@DrTubeman
@DrTubeman 2 жыл бұрын
@@thewhitemustang Totally agree, all music playing in the background of videos on KZbin instead of just listening to the natural sounds is so annoying, but when that music is those bloody inanely fast buildup beat bop lazar sounds, it's so irratating and ruins any videos that it just puts people off watching the video altogether.
@callmeprofessorneegusphd.9155
@callmeprofessorneegusphd.9155 Жыл бұрын
Love when he uses dark underworld incantations to transmute the gloves straight onto his hands as well
@seandoumas1264
@seandoumas1264 Жыл бұрын
Agreed Most Restoration Videos are like Example: (Cutting parts and editing it also) And I want to know the hard work of the full process. Great work and just keep on going man
@tpadgett2
@tpadgett2 Жыл бұрын
as a professional knife maker I'd say you did a hell of a job for your first knife. esp out of what nowadays would be considered non traditional materials (ironic, right?). I did, however, feel for you when you said you spent 6 hours on the bevel. I remember life before my 2x72. I'm glad those days are behind me. lol. for those that don't know, that grind would take about 3 minutes on a 2x72. but the effort and detail you put into your jig and the final result are fantastic. good job.
@KrakenCasting
@KrakenCasting 2 жыл бұрын
Gorgeous! Aluminum bronze is a hell of an alloy. It's crazy tough and darn near impossible to corrode. The knife turned out great, I may have to make one myself before too long.
@jonnylawless6797
@jonnylawless6797 Жыл бұрын
Almost impossible to corrode? Sold, I'll be having a knife made of aluminium bronze.
@jeanladoire4141
@jeanladoire4141 9 ай бұрын
​@@terriblefezthat's beacause the only alloy that somewhat approaches bad quality tempered steel would be CuBe2 or CuCoBe alloys (copper/beryllium), wich can somewhat reach 40/45HRC. Some make non spark hammers with them. However it's a very expensive material, and its dust is toxic. Then you have copper/nickel alloys, wich can get hard but aren't as good and tough. Then you got aluminum bronze, wich can be water quenched and hardened, like steel. But it's not gonna go beyond 30HRC,and it would be brittle. He should have added some nickel and iron to the mix to improve the properties of his alloy
@AuntieHauntieGames
@AuntieHauntieGames Жыл бұрын
Low melting points is one of the great advantages that bronze age weapons had over their early iron counterparts, which is why many people still used bronze even when they figured out iron: a bronze weapon or tool that broke for any reason could always be melted back down and recast into a totally new weapon or tool, something which was considerably more difficult when working with iron. The advantage for bronze tools nowadays, of course, is that they conduct but do not spark.
@Hooptyroo
@Hooptyroo 2 жыл бұрын
Wow for a first knife that’s really good. The home made bevel grinder looked torturous lol
@billwendt9571
@billwendt9571 Жыл бұрын
I worked for AMSCO foundry (Specialty Steels) and we coated our cope and drag molds with a spray-on finish. Release was easier and casting surfaces were superb. We also had patterns for molding in vents and risers. Because you pull your patterns then add vents and risers by hand later, you risk distorting the mold. On your copper hammer video, you got a void because your sand binder isn't fully cured and high temps turn the binding agent into gas which has nowhere to go except into an otherwise beautiful casting. Also watch pouring temps in relation to barometric / atmospheric pressure and humidity (You need to learn how these affect laminar / turbulent flows). I know nothing about casting copper / bronze / aluminum, BUT after applying spray-on finish, we routinely aged our molds for at least 24 hours, then FIRED the insides with blow torches prior to clamping the halves together and pouring a heat of manganese steel. 'Hope this helps.
@1234567890CAB
@1234567890CAB Жыл бұрын
I was surprised that he didn't bake or otherwise heat the mold before pouring
@tellyfaulkner3466
@tellyfaulkner3466 Жыл бұрын
Wow. I know nothing about this stuff but thank you for sharing this bit of insider knowledge. I'm sure it will help.
@yellowice0
@yellowice0 2 жыл бұрын
8:12 if you counter sunk a couple of holes in the wood before you peened the pins I think the chances of you splitting the wood would go down, not very deep ones, but just enough to allow for for the metal to bulge out, it would also make the pins to have a tighter connecting grip as there's more material hang over against the knife scales.
@_BLANK_BLANK
@_BLANK_BLANK Жыл бұрын
Countersinking is a bit too wide for the peening to fill it in, what people normally do to avoid cracking is using a reamer to slightly taper the hole.
@corbin_fishing
@corbin_fishing 2 жыл бұрын
Love the new puppy 😍
@theinternetthug
@theinternetthug 2 жыл бұрын
Oh my God. Penny is adorable!
@MrTarfu
@MrTarfu 2 жыл бұрын
Thank you for actually peening the pins, so many people just slather on a bunch of epoxy and call it good enough
@slimtimm1
@slimtimm1 2 жыл бұрын
All I can say is WOW!!!
@technoe02
@technoe02 2 жыл бұрын
Yeah, steel might last longer but it will never look as good as this does. I love it
@kriss3d
@kriss3d 2 жыл бұрын
Very pretty. And I'm glad you used a full size tang instead of so many forged knifes that have a single thin tang instead of the entire width of the handle. Very nice work. I'd love to see a followup on how it works after extensive use.
@nikolajc7617
@nikolajc7617 Жыл бұрын
that knife is Cast not forged.
@brianstephens8667
@brianstephens8667 2 жыл бұрын
As an amateur knife collector, I think looks good! Please keep us updated on how long it keeps an edge!
@trentw6806
@trentw6806 Жыл бұрын
Ya probably already saw but he mentions this knife in his copper hammer video i just watched. Kept its edge better than he expected
@brianstephens8667
@brianstephens8667 Жыл бұрын
@@trentw6806 I went to the video and checked it out! Thanks.
@robertkattner1997
@robertkattner1997 Жыл бұрын
It totally depends what you cut.
@tomgarcia9200
@tomgarcia9200 Жыл бұрын
how do you not have a belt sander man. You're a genius without that essential shop tool.
@jonathanclark7444
@jonathanclark7444 2 жыл бұрын
I love how many different methods you show on this channel, its great to get a breif overview of it to then research more fully later.
@MrGerd
@MrGerd 2 жыл бұрын
Never seen this kind of alloy on a knife. Nice looking tool. Cool :)
@TheFrozenMind
@TheFrozenMind Жыл бұрын
I like the color of brass and it's full tang. great video and excellent craftmanship.
@heidilloid6844
@heidilloid6844 Жыл бұрын
This dude should try to enter on "Forged In Fire"
@Serbianguy432
@Serbianguy432 2 жыл бұрын
Well done! The knife turned out very nice and, as always, the video itself is a joy to watch. With all the sounds and close in filming I feel as though I'm part of the project.
@msteele999
@msteele999 2 жыл бұрын
Well done - I enjoy watching you do different projects
@bradymcphail9690
@bradymcphail9690 Жыл бұрын
I’m just beginning my journey in the other side of metal working after 45 years of welding/ fabrication. I find what you are sharing to be the next level to becoming a master level metal worker
@jackstrange186
@jackstrange186 Жыл бұрын
Such a wonderful new assistant. Penny sweet.
@kentieber7309
@kentieber7309 2 жыл бұрын
that was an excellent project. I love the way you go step by step in your videos .that helps us understand processes to help with our own projects
@kolinkomita2975
@kolinkomita2975 9 ай бұрын
Really cool. I'll be watching as I get more into metalworking.
@maxmai7972
@maxmai7972 2 жыл бұрын
Honestly the result is astonishingly good
@ytuser4562
@ytuser4562 Жыл бұрын
What an awesomely unique design for a blade. The shape and colors are so cool to me.
@DeweyKentM
@DeweyKentM Жыл бұрын
Awesome project! I really like everything about this knife; the bronze, the copper, the walnut, and the combination of all three in a very simple yet pleasing shape. It makes me want one of my own.
@acomingextinction
@acomingextinction 2 жыл бұрын
Beautiful, beautiful knife. Bronze + walnut really is a classic look.
@TheRealVM5M
@TheRealVM5M 2 жыл бұрын
All I paid attention to at the metal part was the puppy HES SO CUTEEEEE also your metal work is extremely clean and I really like it keep it up
@jonanderson5137
@jonanderson5137 Жыл бұрын
I'm a knife sharpener, about 15 years of experience. Used to really be into chasing the perfect edge. My hands can feel how gummy that alloy is by watching the video. I still grind edges by hand and talking about 6 hours to profile an edge sounds about right. Maybe not for your alloy, but for some higher end steels that come with absurdly obtuse edge profiles. I'll say this, your approach was beyond reproach! Always take your time, nothing is free. Edge packing is a persistent myth when it comes to steel blades.
@SturleyArt
@SturleyArt Жыл бұрын
Beautiful work. Love the shape and design and the cold hardening was fascinating.
@joewhitney4097
@joewhitney4097 Жыл бұрын
Interesting build, enjoyed watching the forging process with these materials. Love the use of the bronze and walnut. Thanks for sharing.
@wantafastz28
@wantafastz28 2 жыл бұрын
Well this was always something I was wanting to try. Glad someone else did the trail and error part for me.
@LickingKoala
@LickingKoala 2 жыл бұрын
this knife is BADASS. love everything about it, congrats buddy !
@augustm.moschera8646
@augustm.moschera8646 Жыл бұрын
You did a great job! I've seen hundreds of knife making videos and this was excellent.
@hendriklubbe
@hendriklubbe 2 жыл бұрын
Excellent craftsmanship, beautiful!
@tianzining
@tianzining 2 жыл бұрын
You are the first KZbinr that makes me think forging is not that dangerous if you are well protected.
@dont.ripfuller6587
@dont.ripfuller6587 Жыл бұрын
nuclear fission is not that dangerous if you're well protected...well protected means knowledgeable of the task at hand and what dangers it presents,.such as things that make things explode in your face unexpectedly. Knowledge is power, stay strong 💪🏽📚
@tianzining
@tianzining Жыл бұрын
@@dont.ripfuller6587 yeah, but human made mistakes. So I respect people knowing what they are doing, following procedures and prepared when shit still happens
@DiesInEveryFilm
@DiesInEveryFilm 2 жыл бұрын
Really cool project and something ive been wanting to try myself for a long time, thanks for sharing.
@carlnikolov
@carlnikolov Жыл бұрын
Amazing amount of patience and skill as usual!
@dschoas
@dschoas Жыл бұрын
This is a thing of beauty! Congrats for the first knife.
@PyroMynx
@PyroMynx Жыл бұрын
Oooh, I'd buy this knife too! I love the wood and copper together.
@dutanada
@dutanada Жыл бұрын
Awesome! You did a very good making thing! Amazing Beautiful Knife !! 👍👍👍👏👏👏🏅🥇🏆🏆
@riskybusiness3413
@riskybusiness3413 2 жыл бұрын
An absolute work of art - 11/10
@SetTheCurve
@SetTheCurve Жыл бұрын
I’ve wanted to make a set of dumbbells out of this alloy for years. It’s beautiful.
@spicyboinezu8434
@spicyboinezu8434 Жыл бұрын
Great work, really glad to be able to be here for your first time doing something like this, as this was very creative
@rush2124u2
@rush2124u2 Жыл бұрын
That was excellent and adding the polyurethane protect the wood and makes it shine. Good Stuff
@starhawke380
@starhawke380 2 жыл бұрын
Looks great! you made the right call in not using steel for sure. Everyone does that. This has way more character and a story behind it.
@TheDrivebynerf
@TheDrivebynerf Жыл бұрын
Oh wow I may use this for a knife build Been looking for something like this for long time. Thank you
@BatMan-sg9kh
@BatMan-sg9kh 2 жыл бұрын
Love the aesthetic of it
@spookydonkey2195
@spookydonkey2195 2 жыл бұрын
Penny is adorable!
@heyimamaker
@heyimamaker Жыл бұрын
I really like the proportions of the knife, nice work!
@Joseph-um6lk
@Joseph-um6lk Жыл бұрын
Your work Ethic should be taught in schools. Truly masterful work especially being your first try.
@rescobar8572
@rescobar8572 2 жыл бұрын
Great video!!! Awesome knife! I can see a tiny tag for Penny getting cast in the near future 👀 😀 😄
@theviewer7262
@theviewer7262 Жыл бұрын
Thanks for showing..well linking a video regarding how you create your molds. I absolutely loathe when "youtubers" don't reveal things as such. Ur a real baller man. Keep it up and thanks man
@haydnsterne8067
@haydnsterne8067 Жыл бұрын
The bevil jig is amazing love it
@no-one3795
@no-one3795 2 жыл бұрын
Beautiful knife. I like the color.
@my1956effie
@my1956effie 2 жыл бұрын
That looks pretty impressive for a first knife build. 👍
@madeddiesman-stylemonsterm6662
@madeddiesman-stylemonsterm6662 Жыл бұрын
Beauty! What a nice functional work of art!
@TG--
@TG-- 2 жыл бұрын
That looks gorgeous
@gabeofalltrades0770
@gabeofalltrades0770 10 ай бұрын
That was extremely entertaining. I’m a traditional knife maker (out of steel) but it was cool seeing it done another way
@18wheeler77
@18wheeler77 Жыл бұрын
That’s a very interesting transition from the blade to the tang.
@Elmojomo
@Elmojomo Жыл бұрын
Man, that blade came out beautiful, first knife or not! By the way, that 'cold forging' process he mentions is called edge packing. It's normally done hot during the process of forging a blade, and it absolutely makes a difference in the toughness of an edge, in case anyone is wondering if it's worth it.
@duanebuck193
@duanebuck193 2 жыл бұрын
That's a nice looking knife, and it looks like it would do most shop cutting/trimming with ease. Super interesting build to watch!
@CNYKnifeNerd
@CNYKnifeNerd 2 жыл бұрын
It's a basic electricians knife pattern. Even the cheapest steel knife would outperform this for basic "shop cutting/trimming" That's not to say it wasn't a cool build, just that it's the wrong tool for 99.9999% of use cases.
@eightbit3342
@eightbit3342 2 жыл бұрын
What a quality knife! and such a warm colour and i am blown away by the sharpness, really didn't expect that, nice one dude :) 8-bit.
@wbwillie
@wbwillie 2 жыл бұрын
I like the look of that, I've been wanting to get a small electric furnace for melting soft metals like that anyway, so this is just another reason to do so
@elchupacabra1193
@elchupacabra1193 Жыл бұрын
I too enjoy aluminum bronze. If I had enough copper sources around, I'd probably go exclusively with it.
@elizabethwatson71
@elizabethwatson71 Жыл бұрын
VERY nice. One thing you may not notice (I’m a chef and this caught my attention as I’ve injured myself in the past on this oversight) right as the wood ends, on the blade, and the angle begins…those crisp edges need to be eased over. A quick grip on the blade, combined with a bit of force or pressure, that sharp edge could damage your hand. As I said, I think it’s brilliant! I’d love to see you do an entire collection made this way.
@experdivolution
@experdivolution 2 жыл бұрын
looks amazing !! great job
@I.no.ah.guy57
@I.no.ah.guy57 2 жыл бұрын
Such a sweet knife, you did a great job. I'd love to make a knife like that someday
@roguedemon100
@roguedemon100 Жыл бұрын
Congratulations on a really great-looking knife! An excellent , professional job! 👍⭐⭐⭐
@GregorPQ
@GregorPQ 2 жыл бұрын
This is a very beautiful knife!
@isaiasbalbuena6356
@isaiasbalbuena6356 Жыл бұрын
Beautiful piece of art !!!!!
@johnthemainguy9059
@johnthemainguy9059 2 жыл бұрын
Great video, great subject. I really like the instructive voice over. Interesting coincidence that you and Black Beard Forge posted videos of cast bronze, cold forged blades within hours of each other.
@johnthemainguy9059
@johnthemainguy9059 2 жыл бұрын
And hello Penny!
@AuntieHauntieGames
@AuntieHauntieGames Жыл бұрын
Bronze knives (and other bronze tools) are pretty popular with engineers, in part because they do not spark. :D
@violettracey
@violettracey 4 ай бұрын
That looks awesome!
@dangerousandy
@dangerousandy 2 жыл бұрын
That looks superb
@Megamind_of_MetroCity
@Megamind_of_MetroCity Жыл бұрын
Came out really nice!
@andreipendle1778
@andreipendle1778 2 жыл бұрын
Pretty sweet blade, really. Congratulations!
@agoodballet
@agoodballet Жыл бұрын
Nailed it! Awesome blade man!
@steve8395
@steve8395 Жыл бұрын
I love your glove trick. LOL!
@miguelp4812
@miguelp4812 2 жыл бұрын
So cool. I probably would've polished the metal to make it more smooth and shiny. But it's a really cool knife. Thanks for sharing!
@rodrigolara6733
@rodrigolara6733 2 жыл бұрын
I really like the color.
@johnpaulbacon8320
@johnpaulbacon8320 Жыл бұрын
Nice outcome.
@CreepyChappy
@CreepyChappy Жыл бұрын
Awesome knife
@dougevans6389
@dougevans6389 Жыл бұрын
You done a good job on that! That’s a damn good looking knife!!!
@navtheartist8148
@navtheartist8148 2 жыл бұрын
Amazing build
@arthuralexander0918
@arthuralexander0918 2 жыл бұрын
Great looking blade!
@jeffffro7674
@jeffffro7674 2 жыл бұрын
That's one of the best looking knives I've ever seen my friend!!! WOW!!! I hope the edge holds up cause I'd love to make one of my own!!!
@absolutez3r019
@absolutez3r019 Жыл бұрын
copper doesn't hold an edge very well, too soft a metal. But it does look cool
@quindecim7507
@quindecim7507 Жыл бұрын
@@absolutez3r019 it's not made of copper, it's made of aluminum bronze, an alloy of copper and aluminum. copper is soft, but aluminum bronze is incredibly tough. The only thing about the knife made of pure copper was the pins.
@norm5785
@norm5785 2 жыл бұрын
Very nice thank you for sharing your awesome project with us today from Henrico County Virginia
@Arrowed_Sparrow
@Arrowed_Sparrow 2 жыл бұрын
That is a gorgeous and perfectly simple knife. And thank you for lowering the audio of the power tools. Far too many channels enjoy blowing out people's eardrums lol.
@dansadler2319
@dansadler2319 Жыл бұрын
Outstanding work sir
@andyf1235
@andyf1235 2 жыл бұрын
Very cool. A knife is on my cast to do list. Would appreciate some kind of update on how the knife holds up over time.
@Varangian_af_Scaniae
@Varangian_af_Scaniae 2 жыл бұрын
Really nice knife! But 6 hours grind, God damn that is patience. Hope you appreciate your own work😆. What was the cause of the small bubbles in the cast? Is there an easy solution so bubbles can be avoided in future casts?
@4realGTFOH
@4realGTFOH Жыл бұрын
That little knife is pretty cool
@uzundeprem5743
@uzundeprem5743 2 жыл бұрын
Thanks for the clean video
@j.dtarran8302
@j.dtarran8302 Жыл бұрын
Great Craftsmanship with an interesting alloy I might try.
@Traderjoe
@Traderjoe 2 жыл бұрын
That is friggin awesome! Let us know how it holds up over time. I saw a video on corporals corner and he used a pure copper knife and used it to strike sparks off a ferro cerium rod and I was very surprised it could do it. I wonder if this could? Use the corner of the spine if you try it. What’s good about this is it probably will not oxidize.
@guye7763
@guye7763 2 жыл бұрын
Excellent. Well done!
@gustavthemagician
@gustavthemagician 2 жыл бұрын
Lovely job and i like your way of thinking, you work with what you have laying around. Subscribed.
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