Search found 75 matches

by Durandal
Fri Apr 24, 2015 11:32 am
Forum: Filament
Topic: Checking out the local filament factory...
Replies: 21
Views: 14879

Re: Checking out the local filament factory...

I'm going to have to check them out, they're about 30 minutes from where I work, and the fact that they sell material in very large rolls excites me, as I've been looking for something truly huge (Potential customers don't like to hear about my 3lb limit when they want my large build area and solid ...
by Durandal
Fri Apr 24, 2015 11:15 am
Forum: What are YOU making?
Topic: Glass Adhesion FIXED
Replies: 13
Views: 9984

Re: Glass Adhesion FIXED

I use Uhu glue stick on my glass, I had a large surface area Nylon print stick so well to it that it pulled out a large chip, but other than that it's been going strong the last 480 hours like that. Works great for ABS too.
by Durandal
Sun Mar 22, 2015 3:40 pm
Forum: Filament
Topic: Anyone Know What This Is?
Replies: 3
Views: 3860

Re: Anyone Know What This Is?

What's your tip look like? Mine is covered in pyrolized crud from ABS and Nylon. Occasionally when I print natural Nylon I'll see stuff like this in the print, I assume it's just residue that got knocked of the nozzle or fell from the heater block.
by Durandal
Sun Mar 22, 2015 3:37 pm
Forum: Filament
Topic: SeeMe Midnight Black ABS
Replies: 11
Views: 8842

Re: SeeMe Midnight Black ABS

The sad fact is that most filament comes from the factory wet, no matter how hard they try to package it dry, this is probably in part due to the water bath it has to pass through. Set it in an oven at around 150C (300F) for an hour or two with convection on. In the future, store filament between ...
by Durandal
Tue Feb 24, 2015 10:39 am
Forum: Filament
Topic: Real wax filament interested? Video added!
Replies: 54
Views: 36473

Re: Real wax filament interested?

Definitely interesting. If a Filament can be processed for investment casting traditionally then anyone could print in it and hand the parts over to be professionally casted, opening up steel and iron casting, and other high temp materials which backyard forges can't or won't pour.
by Durandal
Mon Feb 23, 2015 10:42 am
Forum: Filament
Topic: How to get your abs prints to stay stuck
Replies: 24
Views: 18755

Re: How to get your abs prints to stay stuck

Yep, I only go about 5-6 prints without removing the glass and cleaning. Always apply the glue cold too, applying it hot makes the surface lumpy and affects the 1st layer quality.
by Durandal
Mon Feb 23, 2015 10:38 am
Forum: FAIL HAPPENS ! ! !
Topic: I have a problem with printing.
Replies: 5
Views: 5369

Re: I have a problem with printing.

How much air flow is there in the room the printer is in? ABS is much more sensitive to airflow cooling it than PLA is, so those layers might be when a cold breeze cooled the plastic faster than previous layers.
by Durandal
Mon Feb 16, 2015 10:33 am
Forum: Filament
Topic: How to get your abs prints to stay stuck
Replies: 24
Views: 18755

Re: How to get your abs prints to stay stuck

I've been having very good luck with Uhu glue stick and a 100C bed with a raft, base lines 1.5mm apart and a .4mm nozzle. It's enough to stay stuck, but lets it come off relatively easy when you want to.
by Durandal
Sun Feb 08, 2015 11:43 am
Forum: Show us your machine!
Topic: New enclosure for the Dreadnaught
Replies: 11
Views: 12381

Re: New enclosure for the Dreadnaught

It's a Snapware 40 cup container with handle. I just used a 3/8" drill bit and screwed the PTC in.
by Durandal
Sun Feb 08, 2015 2:49 am
Forum: Show us your machine!
Topic: New enclosure for the Dreadnaught
Replies: 11
Views: 12381

Re: New enclosure for the Dreadnaught

More pics. Spent the day putting it all back together, took me about 10 hours with being lazy and all, but it's printing. [img]http://i.imgur.com/hxrrsLV.png[/img] [img]http://i.imgur.com/u4HVEgK.png[/img] [img]http://i.imgur.com/h7GXmox.png[/img] Drybox feeder using the PTC from my E3d, a large air ...
by Durandal
Thu Feb 05, 2015 6:19 pm
Forum: Rostock MAX v2
Topic: warping got better but not good enough
Replies: 6
Views: 5027

Re: warping got better but not good enough

I guess I'll add my bragging rights here. I've done a 19" tall part at 20% infil, bed 100C Extruder 235C, as well as a 60 hour, 9" tall build of two separate parts at 95% infill, 100C & 230C. The later of which did have some minor cracking, which was why I started using 235C for ABS. But, this was ...
by Durandal
Wed Jan 28, 2015 10:00 pm
Forum: Show us your machine!
Topic: New enclosure for the Dreadnaught
Replies: 11
Views: 12381

Re: New enclosure for the Dreadnaught

The Harbor Freight pump looks pretty much exactly like the unit that Best Value Vac's sells, I assume they both come from the same chinese distributor and only have the labels and boxes changed, assuming they aren't boxed here in the states after coming in bulk containers. Make sure you factor in an ...
by Durandal
Tue Jan 27, 2015 11:57 am
Forum: The Lounge
Topic: My Rostock made it into Design News January 2015
Replies: 0
Views: 1872

My Rostock made it into Design News January 2015

Figured I'd post about this. The picture used was from August when the Engineering Society of Detroit took a tour of our headquarters. At the time the printer was just beginning a 60 hour print which turned out well. [img]http://i.imgur.com/QsKfzvn.jpg[/img] The article in question is found on page ...
by Durandal
Tue Jan 27, 2015 9:41 am
Forum: Show us your machine!
Topic: New enclosure for the Dreadnaught
Replies: 11
Views: 12381

Re: New enclosure for the Dreadnaught

The 2.5 cfm harbor freight one does alright, and comes up on sale and coupons a lot. It gets the chamber down to -29"hg pretty fast. I already had mine for AC work, but I want a better one now.
by Durandal
Mon Jan 26, 2015 11:03 am
Forum: Show us your machine!
Topic: New enclosure for the Dreadnaught
Replies: 11
Views: 12381

Re: New enclosure for the Dreadnaught

Yeah, just a vacuum chamber, it's useful for storing and drying filament. The trimmer nylon I got shipped from TN and was rather wet Thursday afternoon when I put it in, vacuum always went right to 50% RH, after a few days of running the vacuum pump a few times a day for a few minutes it's down to ...
by Durandal
Sun Jan 25, 2015 11:26 pm
Forum: Show us your machine!
Topic: New enclosure for the Dreadnaught
Replies: 11
Views: 12381

New enclosure for the Dreadnaught

So, I keep my printer at work because of space issues at home, and because as an engineering firm it's handy to have around. We recently moved to a new building and the room I've been given for the printer has no heat, my solution, build a polycarbonate enclosure. Front is clear, sides and rear ...
by Durandal
Wed Jan 21, 2015 5:27 pm
Forum: Rostock MAX v2
Topic: Best way to move the printer?
Replies: 5
Views: 4699

Re: Best way to move the printer?

It's not the speed that kills you, it's the sudden stop.
by Durandal
Fri Jan 02, 2015 3:02 pm
Forum: Other Machines
Topic: RoStockFAZZ
Replies: 15
Views: 12497

Re: RoStockFAZZ

As for the question regarding the belt, my Max has a height of 815mm, and the 5mm belt is fine with it, produces very accurate dimensions even after some 700 hours printing. I think it would be highly reliant on the mass of your end effector, that triple water cooled hot end can't be light is my ...
by Durandal
Mon Dec 22, 2014 10:30 am
Forum: General Tips 'N Tricks
Topic: Let the Vacuum Oven Fun Begin!
Replies: 20
Views: 13512

Re: Let the Vacuum Oven Fun Begin!

Just a thought for heating the filament inside a vacuum, how about a heat lamp, infrared radiation will pass easily through the vacuum and be absorbed by the filament/spool.
by Durandal
Mon Dec 22, 2014 7:48 am
Forum: Filament
Topic: DIY heated vacuum dryer
Replies: 19
Views: 14212

Re: DIY heated vacuum dryer

Where did you get the connector to attach the R134a hose to the pressure pot?
by Durandal
Fri Dec 19, 2014 9:50 pm
Forum: Other Machines
Topic: teaser alert
Replies: 40
Views: 24341

Re: teaser alert

Just buy the machine out of pocket, and invoice your company for the parts they need and the extra service you provide! Maybe eventually you can recoup the cost of the machine and then some! This is what I do, but I started here after I had my V1. Why come you guys keep going smaller and not bigger ...
by Durandal
Fri Dec 19, 2014 3:20 pm
Forum: FAIL HAPPENS ! ! !
Topic: Spiral fail
Replies: 1
Views: 3284

Spiral fail

So I was trying to print DonaldLindsay's Mini High G Chanter , first attempt came out alright using my usual Cura settings, but not really usable, broken surface, etc.. The second OTH. [img]http://i.imgur.com/ev7mOpq.png[/img] I changed the Shell thickness from .5mm to 2mm since I'd had issues with ...
by Durandal
Mon Nov 03, 2014 11:51 am
Forum: What are YOU making?
Topic: Broke my height record
Replies: 4
Views: 4442

Re: Broke my height record

Usually retracts aren't much of an issue, but I usually print at 95% infill, but here with 20% infill the area where the hole was printed had some issues with the skin being broken. My bowden is only about 10" longer than the one that comes with the stock kit, so it doesn't amplify that bad. Yeah ...
by Durandal
Sat Nov 01, 2014 3:39 pm
Forum: What are YOU making?
Topic: Broke my height record
Replies: 4
Views: 4442

Broke my height record

Figured I'd post this. It's not complex, or really interesting, but it is 18" tall in one print. I ordered my Rostock with an extra 36 inches of height, but so far haven't used any of it, until last night. [img]http://i.imgur.com/WAuL6Li.png[/img] Printed at .2mm layer height, 20% infill, 230C, took ...
by Durandal
Tue Apr 22, 2014 8:39 am
Forum: Rostock MAX
Topic: REAL print area?
Replies: 7
Views: 5128

Re: REAL print area?

If you want to build taller, buy taller extrusions, belts and bowden tube like I did. 36" build height means never worrying about being too tall to print.

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