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		<title><![CDATA[SoliForum - 3D Printing Community — Weird printing quality]]></title>
		<link>https://www.soliforum.com/topic/10781/weird-printing-quality/</link>
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		<description><![CDATA[The most recent posts in Weird printing quality.]]></description>
		<lastBuildDate>Tue, 21 Apr 2015 13:29:16 +0000</lastBuildDate>
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			<title><![CDATA[Re: Weird printing quality]]></title>
			<link>https://www.soliforum.com/post/93647/#p93647</link>
			<description><![CDATA[<p>I figured out most of my printing problems. Stepper motor had too much current, Gears were too tight, idler was too loose. Airflow to extruder was wrong. Filament kept snagging on xyz&#039;s terrible filament cartridge design. </p><p>One thing I am left with figuring out. I get a lot of ooze from my extruder. I lowered temps to fix most of it but it is still oozing.</p><p>I realized there&#039;s something weird with xyzs filament. Green and black print the best, white filament is the worst. You can see stepping in the white filament when extruding. Green filament is the best.</p>]]></description>
			<author><![CDATA[null@example.com (barry1685)]]></author>
			<pubDate>Tue, 21 Apr 2015 13:29:16 +0000</pubDate>
			<guid>https://www.soliforum.com/post/93647/#p93647</guid>
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			<title><![CDATA[Re: Weird printing quality]]></title>
			<link>https://www.soliforum.com/post/93584/#p93584</link>
			<description><![CDATA[<p>Is the bubbling on the bottom layer only on infill? I had a similar issue a while back. I found that my nozzle was too close to the bed. What was happening was that the first layer was rough doe to squishing down the ABS, making the ABS lines wider than they had space for.</p><p>Imagine two sheets of plastic hitting each other on the edge, the edges meet, and the ABS lifts slightly. I compensated by setting a z-offset of 0.05, but this will depend on how you level your bed (I use a post-it note).</p>]]></description>
			<author><![CDATA[null@example.com (jasonb.194)]]></author>
			<pubDate>Mon, 20 Apr 2015 20:38:54 +0000</pubDate>
			<guid>https://www.soliforum.com/post/93584/#p93584</guid>
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			<title><![CDATA[Re: Weird printing quality]]></title>
			<link>https://www.soliforum.com/post/93027/#p93027</link>
			<description><![CDATA[<p>This curling isn&#039;t at printing yet just loading filament. I was told it should be a straight line when loading filament.&nbsp; Curly lines indicate problems. But usually when I manually level bed its a thin sheet of paper. On my first extruder hot end it extruder straight but it didn&#039;t stick to the bed. I tried all types of temps, 200c 210c 220c for extruder and 90 95 100 105 and 110c for the bed. I believe the bed is at the right temp as it is very hot at the touch.</p>]]></description>
			<author><![CDATA[null@example.com (barry1685)]]></author>
			<pubDate>Wed, 15 Apr 2015 12:54:31 +0000</pubDate>
			<guid>https://www.soliforum.com/post/93027/#p93027</guid>
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			<title><![CDATA[Re: Weird printing quality]]></title>
			<link>https://www.soliforum.com/post/93008/#p93008</link>
			<description><![CDATA[<div class="quotebox"><cite>barry1685 wrote:</cite><blockquote><p>Acetone used on kapton tape cleans the surface of oils and allows kapton tape to be sticky again. </p><p>Well I still have extrusion problems. I took the hotend off to clean it and stuck my other new hotend on and this time I couldn&#039;t even extruder filament in a straight line. The filament was curling at the nozzle.</p></blockquote></div><p>What measurement is the gap between your bed an nozzle.&nbsp; Have you measured it with a feeler guage? It should be about .15mm. If you don&#039;t have a feeler guage how many sheets of paper can you slip between the bed and nozzle? It should be no more than one.&nbsp; </p><p>The curling is suspicious as a properly adjusted bed would not allow room for cooling. </p><p>Have you also measured and confirmed your bed is actually at 90 and the machine is not reading wrong?</p>]]></description>
			<author><![CDATA[null@example.com (carl_m1968)]]></author>
			<pubDate>Wed, 15 Apr 2015 03:30:43 +0000</pubDate>
			<guid>https://www.soliforum.com/post/93008/#p93008</guid>
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			<title><![CDATA[Re: Weird printing quality]]></title>
			<link>https://www.soliforum.com/post/93006/#p93006</link>
			<description><![CDATA[<p>Acetone used on kapton tape cleans the surface of oils and allows kapton tape to be sticky again. </p><p>Well I still have extrusion problems. I took the hotend off to clean it and stuck my other new hotend on and this time I couldn&#039;t even extruder filament in a straight line. The filament was curling at the nozzle.</p>]]></description>
			<author><![CDATA[null@example.com (barry1685)]]></author>
			<pubDate>Wed, 15 Apr 2015 03:07:51 +0000</pubDate>
			<guid>https://www.soliforum.com/post/93006/#p93006</guid>
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			<title><![CDATA[Re: Weird printing quality]]></title>
			<link>https://www.soliforum.com/post/92970/#p92970</link>
			<description><![CDATA[<div class="quotebox"><cite>barry1685 wrote:</cite><blockquote><p>So I opened up the extruder (MK9) and found out that the gear was chewing away some of the filament. So I am going to find a way to relieve the stress of the gears. I also noticed the cooling system on my mk9 sucks because it came with a stepper motor with a short rod, the rod should be long enough to go into the heat sync. So I changed stepper motors last night and will see if it helps. The MK extruder series are the hardest extruders to modify and fix. They usually never come pre calibrated. </p><p>I still don&#039;t know why the filament doesn&#039;t stick well to the bed. It could be wet filament. But 95C bed with acetone cleaning, kapton tape and uhu glue doesnt even touch it.</p></blockquote></div><p>You&#039;re using tape, glue, and acetone? Seems like you are using three separate methods all at the same time...I&#039;d say pick just one...besides once the acetone evaporates (which is very quickly in a warm environment) its not doing anything for you unless you have ABS dissolved in it (ABS juice).<br />I have done several 24hr prints with no issues just using purple glue stick on the glass.<br />LET IT COOL A WHILE before carefully using a blade to lift the edge then use the plastic scraper to remove.<br />Good Luck!!</p>]]></description>
			<author><![CDATA[null@example.com (madmarkus)]]></author>
			<pubDate>Tue, 14 Apr 2015 18:58:22 +0000</pubDate>
			<guid>https://www.soliforum.com/post/92970/#p92970</guid>
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			<title><![CDATA[Re: Weird printing quality]]></title>
			<link>https://www.soliforum.com/post/92968/#p92968</link>
			<description><![CDATA[<div class="quotebox"><cite>tonyno wrote:</cite><blockquote><p>Stock setup, 90°C bed temp, glue, no issues.</p></blockquote></div><p>same here (well stock settings maybe I should say),<br />and Ive printed 0.1 layers with no problems as well.</p><p>Purple glue works great...and don&#039;t do a great job of cleaning in between builds...just a bit of scraping with a&nbsp; dull blade, fresh glue and away I go.<br />Never use rafts, rarely print supports</p>]]></description>
			<author><![CDATA[null@example.com (madmarkus)]]></author>
			<pubDate>Tue, 14 Apr 2015 18:52:14 +0000</pubDate>
			<guid>https://www.soliforum.com/post/92968/#p92968</guid>
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			<title><![CDATA[Re: Weird printing quality]]></title>
			<link>https://www.soliforum.com/post/92940/#p92940</link>
			<description><![CDATA[<p>So I opened up the extruder (MK9) and found out that the gear was chewing away some of the filament. So I am going to find a way to relieve the stress of the gears. I also noticed the cooling system on my mk9 sucks because it came with a stepper motor with a short rod, the rod should be long enough to go into the heat sync. So I changed stepper motors last night and will see if it helps. The MK extruder series are the hardest extruders to modify and fix. They usually never come pre calibrated. </p><p>I still don&#039;t know why the filament doesn&#039;t stick well to the bed. It could be wet filament. But 95C bed with acetone cleaning, kapton tape and uhu glue doesnt even touch it.</p>]]></description>
			<author><![CDATA[null@example.com (barry1685)]]></author>
			<pubDate>Tue, 14 Apr 2015 13:15:37 +0000</pubDate>
			<guid>https://www.soliforum.com/post/92940/#p92940</guid>
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			<title><![CDATA[Re: Weird printing quality]]></title>
			<link>https://www.soliforum.com/post/92905/#p92905</link>
			<description><![CDATA[<p>Stock setup, 90°C bed temp, glue, no issues.</p>]]></description>
			<author><![CDATA[null@example.com (tonyno)]]></author>
			<pubDate>Mon, 13 Apr 2015 22:53:34 +0000</pubDate>
			<guid>https://www.soliforum.com/post/92905/#p92905</guid>
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			<title><![CDATA[Re: Weird printing quality]]></title>
			<link>https://www.soliforum.com/post/92890/#p92890</link>
			<description><![CDATA[<p>I increased my extrude multiplier and at least it now sticks better but only for the first layer. I am thinking filament might be too thin possibly to stick to the bed. I have no jams because the extruder is brand new and the loading test is flawless with the filament coming out in a straight line.</p>]]></description>
			<author><![CDATA[null@example.com (barry1685)]]></author>
			<pubDate>Mon, 13 Apr 2015 18:40:37 +0000</pubDate>
			<guid>https://www.soliforum.com/post/92890/#p92890</guid>
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			<title><![CDATA[Re: Weird printing quality]]></title>
			<link>https://www.soliforum.com/post/92888/#p92888</link>
			<description><![CDATA[<p>Im trying to figure that out as well. I am not sure if its bubbles exactly but it looks like the bottom of the first layer doesn&#039;t adhere in certain areas and it balloons up a few mm.</p>]]></description>
			<author><![CDATA[null@example.com (barry1685)]]></author>
			<pubDate>Mon, 13 Apr 2015 18:34:49 +0000</pubDate>
			<guid>https://www.soliforum.com/post/92888/#p92888</guid>
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			<title><![CDATA[Re: Weird printing quality]]></title>
			<link>https://www.soliforum.com/post/92877/#p92877</link>
			<description><![CDATA[<p>I have borsilicate glass and I print with great hold at 90-95C. I use glue and the only time I have warping issues is when I don&#039;t have enough glue coverage or the glue has cooked to film when I dicked around too long to start the print.</p><p>You mentioned bubbles, do you have a humidity issue with your filament?</p>]]></description>
			<author><![CDATA[null@example.com (PseudoShooter)]]></author>
			<pubDate>Mon, 13 Apr 2015 16:57:50 +0000</pubDate>
			<guid>https://www.soliforum.com/post/92877/#p92877</guid>
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			<title><![CDATA[Re: Weird printing quality]]></title>
			<link>https://www.soliforum.com/post/92875/#p92875</link>
			<description><![CDATA[<p>really? Do you have the boriscillate glass? With the OEM glass bed I could print at 90C</p>]]></description>
			<author><![CDATA[null@example.com (barry1685)]]></author>
			<pubDate>Mon, 13 Apr 2015 16:41:48 +0000</pubDate>
			<guid>https://www.soliforum.com/post/92875/#p92875</guid>
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			<title><![CDATA[Re: Weird printing quality]]></title>
			<link>https://www.soliforum.com/post/92868/#p92868</link>
			<description><![CDATA[<p>I have to run my bed at 110 for anything to stick.</p>]]></description>
			<author><![CDATA[null@example.com (carl_m1968)]]></author>
			<pubDate>Mon, 13 Apr 2015 16:09:45 +0000</pubDate>
			<guid>https://www.soliforum.com/post/92868/#p92868</guid>
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			<title><![CDATA[Weird printing quality]]></title>
			<link>https://www.soliforum.com/post/92854/#p92854</link>
			<description><![CDATA[<p>I am printing correctly with decent grip with Kapton tape and I rubbed acetone on the kapton tape which usually holds any printed item rock solid to the surface. Well my problem is after the first and second layer the objects start to totally lift off the heating bed. I have to cancel the print and I can slide the objects easily off the surface. There also seems to be warping or bumps on the back of the printed objects, almost like parts of the plastic started to rise above the surface.</p><p>My temps are 220C extruder and 90C heated bed (boriscillate glass)</p>]]></description>
			<author><![CDATA[null@example.com (barry1685)]]></author>
			<pubDate>Mon, 13 Apr 2015 13:37:34 +0000</pubDate>
			<guid>https://www.soliforum.com/post/92854/#p92854</guid>
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