3D printer scribe
I tried an experiment making a "scribe nozzle" for my Ender 3 FDM printer.? Raw pcb stock coated with Dykem layout fluid/laquer was scribed, then etched in Ferric Chloride.? This was mostly a
By
Brent DeWitt
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#36525
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Re: OT: Anodizing aluminium ...
Cant buy sulphuric acid in the UK now - been told that sodium
bisulfate solution is almost as good.
Dave
By
David Slipper
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#36524
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Re: OT: Anodizing aluminium ...
Nah - why do it the easy way ;-)
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David Slipper
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#36523
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Re: OT: Anodizing aluminium ...
You tube. Lots of stuff. You will need power sulfuric acid and? I believe lead.Sent from my Verizon, Samsung Galaxy smartphone
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roger
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#36522
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Re: OT: Anodizing aluminium ...
Check Caswell first: https://www.caswellplating.com/anodizing-products.html to get an idea of whats involved and the cost. Then check youtube for some other cheaper methods:
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Dave
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#36521
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OT: Anodizing aluminium ...
I have made a box for a pcb I have created that needs screening but the plain aluminium look is a bit boring and prone to scratching.
A friend suggested anodizing as it toughens the surface and he
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David Slipper
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#36520
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Re: Is there a cheap smt IC template source?
You can build one from scratch:
https://www.youtube.com/watch?v=JWUJtmgh55M
Regards. El miércoles, 27 de noviembre de 2019 3:17:38 p. m. GMT-5, chaz via Groups.Io
By
carcasta
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#36519
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Re: Is there a cheap smt IC template source?
Check Proto advantage http://www.proto-advantage.com/store/
By
chaz
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#36518
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Re: Is there a cheap smt IC template source?
Hi Jim,
? You could try making them yourself.
https://www.youtube.com/watch?v=W-FXD6zQ60g
https://www.youtube.com/watch?v=JWUJtmgh55M
Dave
By
Dave
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#36517
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Re: Is there a cheap smt IC template source?
I cant remember the cost as it is more than 2 years old.
By
MVS Sarma
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#36516
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Re: Is there a cheap smt IC template source?
Once I bought a BGA repair station i got 2 steel sheets of many patterns'
stencil.
see the photos
[image: 20191127_135455.jpg]
[image: 20191127_135337.jpg]
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MVS Sarma
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#36515
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Re: Is there a cheap smt IC template source?
a little trick i use is to flux a whole row of pins…..line the part up and tack solder two opposing corners to line things up….then run a bead along the whole row WITH THE PCB TILTED ALMOST
By
jim popwell
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#36514
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Is there a cheap smt IC template source?
Can anyone direct me to a supplier for smt IC templates that is reasonable?? I found one supplier but they wanted $80 for a small SOIC8 template.? I know that if I order pc boards from a Chinese
By
Jim Pruitt WA7DUY
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#36513
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Re: My best method for really good boards using photo sensitive dry film
The laminator is Muro Diamond Laminator, rated at 700W; it weighs about 13kg / 30lbs. It doesn't appear to be a very common model, I suspect it's rebadged for Muro.
By
Martin Whybrow
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#36512
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Re: which laminator should I buy for doing toner transfer
OK guys......?? I do agree.... we all chased another solution instead of a laminator.......
BUT
I asked the question
"Have any of you found a cheap laminator that does toner transfer in one
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Rob
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#36511
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Re: which laminator should I buy for doing toner transfer
I as well went back to the iron method. Much quicker and more satisfactory results. One thing I did was look at the msds sheet for the toner. I was able to get the melting point of the toner and use
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Peter Ayearst <ve3poa@...>
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#36510
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Re: which laminator should I buy for doing toner transfer
I follow simple cloths iron in its max temperature. For lDt decade ir so
not many failures unless the toner registration on the paper itself was bad.
By
MVS Sarma
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#36509
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Re: which laminator should I buy for doing toner transfer
Hi Rob,
No matter how hard I pressed, with a flat plate I could not get good, even
transfer.
So I used what seemed most logical to melt toner - a fuser unit from an old
laser printer or copier.
One
By
stefan_trethan <stefan_trethan@...>
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#36508
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which laminator should I buy for doing toner transfer
I learned about toner transfer and laminators 20 years ago before I owned a laser printer.
I bought a "good" laminator and then followed the instructions to modify it to be a higher temperature of?
By
Rob
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#36507
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Re: My best method for really good boards using photo sensitive dry film
I am using different methods for toner transfer:
Toner-Transfer-Methode - Layout auf eine Platine übertragen
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Toner-Transfer-Methode - Layout auf eine Platine
By
Harald Milatz
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#36506
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