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How fast can it print REALLY?

Posted: Tue Jan 06, 2015 3:59 am
by Dale Reed
All,

Well, I've printed so many small, detailed things where accuracy was the prime consideration, and I've long ago forgotten the S3D profile defaults for M2 for print speed, acceleration, etc. Now I'm printing some bigger stuff where speed is primary and accuracy is secondary. I could load the default profile, read those off, then open my personal optimized-out-the-wazoo profile and type in those values. But my real question is: How fast can it go (given info below)?

Using MG black PLA 1.75mm, 0.35 mm nozzle, 0.2 mm layer thickness. I'd like to leave the acceleration at my reduced settings to keep the ringing down at the corners, but I want to lay down infill AFAP. I'm not going to change my lower acceleration values. This thing is basically a particular size brick with one corner rounded -- utterly simple shape. Since I'm using 0.2 mm layers, I'm not going to go to "sparse infill" to save time -- with the 0.35 nozzle, I'm not interested in trying to do 0.4 mm thick infill. And I can slow down the perimeters, all that stuff, to make it look nice.

Anyone done the calculations? If not, that's fine. Given the specs on the makergear.com M2 page, I can probably calculate it out if I think about it hard. Just trying to not have to think hard!!! (Maybe I'll call Josh in the morning... ;-) )

TIA,
Dale

Edit: I really like printing with infill at 0 and 90 degrees, instead of diagonally. Here are the second and third layers (MG black PLA, beta dual hot end, hair spary, bed at 70 C, nozzle at 223 C):
Block Layers 2 and 3.png
Here are layers 2 and 3 of my big simple block. Now, how fast can I print this?
Block Layers 2 and 3.png (496.37 KiB) Viewed 8208 times

Re: How fast can it print REALLY?

Posted: Wed Jul 29, 2015 7:14 pm
by kartcrg
Also looking for info on this. I'd like to up my "default printing speed" in Simplify3D.

Re: How fast can it print REALLY?

Posted: Wed Jul 29, 2015 7:29 pm
by Bratag
I print pla at 120mm/s and have zero issues.
PETG I can print well at 75mm/s

Insta prints even faster with PLA

Re: How fast can it print REALLY?

Posted: Wed Jul 29, 2015 7:34 pm
by insta
Naw I slowed it down -- I print 100mm/sec @ 0.2mm layers on PLA, at 210C. I use this for Ultimachine and eSUN PLAs. ABS is 80mm/sec and PETG is still being calibrated...

Re: How fast can it print REALLY?

Posted: Wed Jul 29, 2015 7:56 pm
by kartcrg
Right on, thanks guys.