Re: Minimum feature sizes on RP parts

From: thoms1991 (thoms1991@hotmail.com)
Date: Tue Sep 03 2002 - 19:40:33 EEST


Feature: a small prominence on a part defined by the resolution, which is
the smallest radius of intersecting surfaces and the surface finish.

----- Original Message -----
From: "Candi Majewski" <candimajewski@hotmail.com>
To: <psuomala@mcttelecom.com>; <thoms1991@hotmail.com>; <rp-ml@rapid.lpt.fi>
Sent: Tuesday, September 03, 2002 10:09 AM
Subject: Re: Minimum feature sizes on RP parts

> Dear Paul and list,
>
> While I have received various suggestions as to the best definition of a
'feature', the most common has been that of the minimum wall thickness that
can be produced on a vertical upstand. So for now I will stick with this as
my definition! any more comments then please let me know!
>
> Thanks,
>
> Candice
>
>
> >From: psuomala@mcttelecom.com
> >Reply-To: psuomala@mcttelecom.com
> >To: "thoms1991" <thoms1991@hotmail.com>, "Candi Majewski"
<candimajewski@hotmail.com>, "RP-ML" <rp-ml@rapid.lpt.fi>
> >Subject: Re: Minimum feature sizes on RP parts
> >Date: Tue, 3 Sep 2002 09:30:15 est
> >
> > Your earlier request sparked a fairly large discussion here
(rp-ml)about how
> >to define a feature.
> > Do you have anything to contribute as to what constitutes a feature?
> >
> >Paul Suomala
> >
> > >Have you added to or revised your list?
> > >
> > >
> > >----- Original Message -----
> > >From: "Candi Majewski" <candimajewski@hotmail.com>
> > >To: <rp-ml@rapid.lpt.fi>
> > >Sent: Friday, July 19, 2002 8:39 AM
> > >Subject: Minimum feature sizes on RP parts
> > >
> > >
> > >> Dear list,
> > >>
> > >> I am trying to put together an information sheet detailing current RP
> > >> processes. One thing I am interested in is the minimum feature size
which
> >
> > >> can be successfully produced using each process.
> > >>
> > >> Below is a list of the processes I am looking at, along with the
feature
> >
> > >> sizes I have down at the moment.
> > >>
> > >> I am interested in any comments anyone may have - are these numbers
> > >> reasonable, have you successfully produced smaller features than
these, or
> >
> > >> are these sizes unrealistic?
> > >>
> > >> Stereolithography - 0.1mm
> > >> Fused Deposition Modelling - 0.2mm
> > >> Direct Metal Laser Sintering (EOS) - 0.2mm
> > >> Laser Sintering (3D Systems) Metal - 0.2mm
> > >> Laser Sintering (3D Systems) Plastic- 0.2mm
> > >> Laser Sintering (3D Systems) Sand - 0.5mm
> > >> Wax Jet Printing - 0.2mm
> > >> 3-D Printing (Soligen) - 0.5mm
> > >> 3-D Printing (Pro-metal) - 0.2mm
> > >> 3-D Printing (Z-Corp) - 0.5mm
> > >> Laminated Object Manufacturer - 0.5mm
> > >> Ink Jet Printing (Objet) - 0.05mm
> > >>
> > >> Any comments would be appreciated!
> > >>
> > >> Have a great weekend,
> > >>
> > >> Candice
> > >>
> > >> Candice Majewski
> > >> Rapid Manufacturing Group,
> > >> Loughborough University,
> > >> Loughborough,
> > >> UK LE11 3TU
> > >> Tel: +44 (0) 1509 227564
> > >> Fax: +44 (0) 1509 227549
> > >>
> > >> _________________________________________________________________
> > >> Chat with friends online, try MSN Messenger: http://messenger.msn.com
> > >>
> > >>
> > >> For more information about the rp-ml, see http://rapid.lpt.fi/rp-ml/
> > >>
> > >
> > >For more information about the rp-ml, see http://rapid.lpt.fi/rp-ml/
> > >
> > >
>
>
>
>

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