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Tg of tough resin  

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Smiely
(@smiely)
Eminent Member
Tg of tough resin

I have been looking all around the inner webs to find info on the glass transition temperature of cured tough resin but cant find any, any one here knows any thing about that?

Keep on smiling -

Posted : 09/08/2019 7:34 am
JoanTabb
(@joantabb)
Veteran Member Moderator
RE: Tg of tough resin

neither can I, but it seems to fare better than PETG as a print fan shroud

 

regards joan

I try to make safe suggestions,You should understand the context and ensure you are happy that they are safe before attempting to apply my suggestions, what you do, is YOUR responsibility. Location Halifax UK

Posted : 09/08/2019 9:29 am
Smiely
(@smiely)
Eminent Member
Topic starter answered:
RE: Tg of tough resin

As if you read my mind 🤣 , that is exactly why I was looking for this info, Thanks for the assurance

 

Cheers 🍺 

Keep on smiling -

Posted : 09/08/2019 10:07 am
JoanTabb
(@joantabb)
Veteran Member Moderator
RE: Tg of tough resin

Hi Smiely,
 printed my shroud for a Mk2 MMUv1 printer in resin, because I don't print ABS on health and warping grounds...
and because I have the SL1 I can make the choice,   Previous PETG Shrouds have drooped over a period of time

regards Joan

I try to make safe suggestions,You should understand the context and ensure you are happy that they are safe before attempting to apply my suggestions, what you do, is YOUR responsibility. Location Halifax UK

Posted : 09/08/2019 1:06 pm
nuroo
(@nuroo)
Reputable Member
RE: Tg of tough resin

I'd also like to know the glass transition temp of Prusa transparent tough for use as fan shrouds. I actually have the clear 1 on my railcore 2 and it's been doing well. However on facebook in the railcore group I was asked what temps the fan shroud could handle and I could not answer for the prusa printed resin. So I dont know if the shroud can handle a heated print chamber, or a bed temp of 90c-100c

Prusa does not list it on product page nor in the safety data sheet.

For elegoo resin its listed right on the amazon product page:

Resin Parameters:

  • Viscosity: 150-250MPa·s
  • Absorption band: 385nm-410nm(wavelength)
  • Desity: 1.05-1.25g/cm3
  • Flexural Modulus: 1.882-2.385Mpa
  • Bending Strength: 40-70mpa
  • Thermal Deformation Temperature: 80℃
  • Volume Shrinkage: 3.72-4.24%
  • Linear Shrinkage: 1.05-1.35%
  • Tensile Strength: 30-52mpa
  • Tensile Modulus: 1.779-2.385mpa
  • Shore Hardness: 75D
  • Glass Transition Temperature: 100℃
  • Notch Impact Strength: 41-48j/m

 

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Posted : 03/10/2019 2:02 am
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