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Re: [PPLetterpress] Re: Material to make large printing blocks

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  • lamsland1@comcast.net
    Just had a wild thought, What about Delrin? Plastic metal substitute. http://en.wikipedia.org/wiki/Polyoxymethylene check out the part about machining. It may
    Message 1 of 24 , May 9, 2008
      Just had a wild thought, What about Delrin? Plastic metal substitute.

      http://en.wikipedia.org/wiki/Polyoxymethylene

      check out the part about machining.

      It may be on the pricey side for large sheets though.



      -------------- Original message ----------------------
      From: "briannqueen" <BQueen@...>
      > Erik,
      > I was excited to see your post about this new material that was
      > thick enough to be planed down to type high. The website showed what
      > appeared to be a solid dense plastic, so I quickly found the
      > distributor and then a store that sold the product, but unfortunately
      > it's not suitable for printing. It's most common use is as a
      > replacement for lumber to make decks, one side is smooth while the
      > other side has a faux wood grain finish, however even the smooth side
      > is covered with very fine pits. It appears as though it's a mixture
      > of plastic and sawdust or some kind of filler to reduce costs, but it
      > was worth a try!
      >
      > Brian
      >
      >
      > --- In PPLetterpress@yahoogroups.com, "Erik Desmyter"
      > <erik.desmyter@...> wrote:
      > >
      > > Brian,
      > >
      > > I normally start with an end mill which works only in X & Y on a
      > depth of
      > > for example 5mm and this one takes away most material and does
      > first the
      > > rough work. In the last finishing step I use a 60 degree V-bits for
      > all the
      > > edges and fine details and this one goes three dimensional X, Y &
      > Z because
      > > you need the fragile sharp top of the V-bit to cut out the sharp
      > edges and
      > > small details. I use several softwares including signmaking
      > software very
      > > similar to ArtCam to finally come to a WinPC-NC file on which this
      > > CNC-router runs.
      > >
      > > Buying large panels of new Corian is indeed a problem but some
      > authorized
      > > fabricators are selling their scrap on eBay at reduced prices and
      > some less
      > > popular colors can go really cheap. In Europe there are some
      > companies where
      > > you can order cut to size panels in all the different colors but
      > this is
      > > still expensive. Another possibility could be 1 �" thick PVC which
      > is used
      > > as a replacement for wood like this AZEK To Mill (ATM) which is
      > made in
      > > sheet sizes of 4 ft x 8 ft:
      > > http://www.azek.com/viewProduct.php?id=12
      > > I don't know this ATM material here in Europe and haven't tested it
      > but it
      > > looks interesting at first sight and is probably cheaper than
      > Corian.
      > >
      > > Regards,
      > > Erik
      >
      >
      >
      >




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