Extruder not hot enough for petg

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johnr
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Joined: Sat Apr 04, 2015 3:21 pm

Extruder not hot enough for petg

Post by johnr » Wed Aug 19, 2015 3:12 am

Hey guys, I'm using esun's black petg with my v3b extruder at 245 degrees. I'm wondering if I can go higher because it doesn't seem to be bonding to itself at all. Will it damage my nozzle if I go higher? Thanks.

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Jules
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Re: Extruder not hot enough for petg

Post by Jules » Wed Aug 19, 2015 3:17 am

First layer - 250°C, Second layer - 245°C. Turn off the fan to help with the bonding.

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jimc
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Re: Extruder not hot enough for petg

Post by jimc » Wed Aug 19, 2015 3:32 am

yes 245 should be getting that stuff to bond great but if the fan is on then keep in mind that will drop the nozzle temp a little even though its still reads 245. the temp reading is at the heater block not the nozzle so the fan will alter that temp. a fan can be used on small parts with quick layers.

johnr
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Re: Extruder not hot enough for petg

Post by johnr » Sun Aug 23, 2015 2:48 pm

Okay, I just barely tested it and it works fine. Thanks so much! I should have known to turn off the fan. :cry:

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Jules
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Re: Extruder not hot enough for petg

Post by Jules » Sun Aug 23, 2015 3:04 pm

johnr wrote:......I should have known to turn off the fan. :cry:
How would you have known, if it's your first shot at PETG? :lol:

Glad it worked though......have fun! :D

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