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Saving a 1980 750 twin. 04 Jul 2015 10:45 #679399

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80B4 wrote: The melting temp of Aluminum is between 860° and 1240° f. depending on the alloy. There are lots of utube videos on back yard aluminum casting. I did a lot of foundry projects in grad school, it was fun!


Very Cool. Im starting grad school this fall. If i don't manage to cast this thing by then i was hoping to make friends in the schools foundry and cast it there.

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Saving a 1980 750 twin. 04 Jul 2015 14:21 #679423

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What will you be studying in grad school? My BA is in industrial design and my MFA is in glass. Most art department foundries like people who are driven and who are there to get work done. I have a lot of credit hours in the foundry, bonded sand and investment casting bronze and aluminum. AND a bit of cast iron.
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1978 Z1R
1978 B3 750

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Saving a 1980 750 twin. 04 Jul 2015 14:56 #679425

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80B4 wrote: What will you be studying in grad school? My BA is in industrial design and my MFA is in glass. Most art department foundries like people who are driven and who are there to get work done. I have a lot of credit hours in the foundry, bonded sand and investment casting bronze and aluminum. AND a bit of cast iron.


I have a BFA in graphic design. I will be getting a MDes in industrial design. What type of glass work were you doing? I transferred into art school with an AA, which meant i got to take a lot of electives; most of them were glass blowing credits. I really miss it, nothing like throwing around 20 pounds of molten glass. Thats also where i got my first taste of investment casting, but i didn't really get into it until a couple years ago. I am really looking forward to having huge facilities to make cool shit in again.

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Saving a 1980 750 twin. 04 Jul 2015 15:19 #679429

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I did a lot of pipe work. I have a big pipe that let's me work with over 20lbs with ease, it even has an inconell head. I have had success using the glory hole in reduction to strike some of the German colors back the there metallic bases. Most of the Kugler blues are based on copper sulfate and I found a way to make them appear as metallic copper. That was a long time ago, most of my time is spent at the cnc these days.
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1978 B3 750

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Saving a 1980 750 twin. 04 Jul 2015 15:29 #679431

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80B4 wrote: The melting temp of Aluminum is between 860° and 1240° f. depending on the alloy. There are lots of utube videos on back yard aluminum casting. I did a lot of foundry projects in grad school, it was fun!


So much for memory. That was 46 years ago. We had it in junior high and high school. It was good for us. They don't have it now.
Steve

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Saving a 1980 750 twin. 06 Jul 2015 07:54 #679636

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vic,

have you paid much attention to the brothers valtoron?
www.pipeburn.com/home/2014/01/22/kawasak...750-by-valtoron.html

they do some cool m/c casting.

leon
skiatook,oklahoma 1980 z1r,1978 kz 1000 z1r x 3,
1976 kz 900 x 3
i make what i can,and save the rest!

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www.kzrider.com/forum/5-chassis/325862-triple-tree-custom-work

kzrider.com/forum/5-chassis/294594-frame-bracing?limitstart=0
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Saving a 1980 750 twin. 07 Jul 2015 02:38 #679861

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Yes I have seen their stuff. very impressive craftsmanship. That bike is actually the one that made me think a 750 twin was kinda cool.
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Saving a 1980 750 twin. 07 Jul 2015 05:46 #679870

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they seem to have a bit of a bias towards kawasaki in there builds .

some of the monocoque bodies are awesome :evil:

leon
skiatook,oklahoma 1980 z1r,1978 kz 1000 z1r x 3,
1976 kz 900 x 3
i make what i can,and save the rest!

billybiltit.blogspot.com/

www.kzrider.com/forum/5-chassis/325862-triple-tree-custom-work

kzrider.com/forum/5-chassis/294594-frame-bracing?limitstart=0

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Saving a 1980 750 twin. 07 Jul 2015 06:03 #679873

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How could anybody not love a 750 scrambler? It is everything the old British dirt bikes wrer, except unreliable :whistle:

No tickling leaky Amal carbs, no left-side kick starter and right-side shifter, and an electrical system that actually has electricity in it, rather than smoke!
1982 KZ1000 LTD parts donor
1981 KZ1000 LTD awaiting resurrection
2000 ZRX1100 not ridden enough

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Saving a 1980 750 twin. 22 Jul 2015 00:42 #682122

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I did a little bit of frame bracing. Im debating putting the brace in from the back bone to the subframe. there is loads of room between the tank and seat here, and i think it would benefit by it. Thoughts?




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Saving a 1980 750 twin. 22 Jul 2015 09:00 #682162

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can't hurt :evil: !

leon
skiatook,oklahoma 1980 z1r,1978 kz 1000 z1r x 3,
1976 kz 900 x 3
i make what i can,and save the rest!

billybiltit.blogspot.com/

www.kzrider.com/forum/5-chassis/325862-triple-tree-custom-work

kzrider.com/forum/5-chassis/294594-frame-bracing?limitstart=0

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Saving a 1980 750 twin. 23 Jul 2015 12:04 #682361

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I mounted a road rider on the rear wheel, and dropped the bike off at my buddies shop. I just made him a seat for his BMW project, so for trades he is going to make me some wheel/swingarm spacers, and help me finish the swingarm fabrication. Cant wait to see the swingarm finished! heres a pic of his beemer.


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