Re: [CAD_CAM_EDM_DRO] Hard composite wood like machining - benolix?

----- Original Message -----
From: "Dave Fisher" <dave@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Friday, November 03, 2006 1:40 PM
Subject: RE: [CAD_CAM_EDM_DRO] Hard composite wood like machining - benolix?


>
> Another material that is FANTASTIC to machine (not so sure it's very
healthy
> without correct dust control) is Paxolin
> A British invention - I think in the 1930's - It's made from layers of
Irish
> linen and resin - so strong that I am
> told that because of the severe metal shortage in WW2, crucial parts of
the
> UK's famous Spitfire aircraft were
> made from it - I use it all the time and was lucky to get a 4' square x
1.5"
> slab.
>
> Rgds
>
> Dave Fisher
>
>
> -----Original Message-----
> From: CAD_CAM_EDM_DRO@yahoogroups.com
> [mailto:CAD_CAM_EDM_DRO@yahoogroups.com] On Behalf Of Abby Katt
> Sent: 03 November 2006 17:39
> To: CAD_CAM_EDM_DRO@yahoogroups.com
> Subject: Re: [CAD_CAM_EDM_DRO] Hard composite wood like machining -
benolix?
>
> Darren, Hi
>
> Sounds like you're looking for Bakelite. One of the first plastics ever
> made, and quite groovy:
> From WikiPedia:
>
> *Bakelite* is a brand named <http://en.wikipedia.org/wiki/Brand_name>
> material based on the thermosetting
> <http://en.wikipedia.org/wiki/Thermosetting_plastic> phenol formaldehyde
> resin <http://en.wikipedia.org/wiki/Phenol_formaldehyde_resin>
> polyoxybenzylmethylenglycolanhydride
> <http://en.wikipedia.org/wiki/Polyoxybenzylmethylenglycolanhydride>,
> developed in 1907 <http://en.wikipedia.org/wiki/1907>-1909
> <http://en.wikipedia.org/wiki/1909> by Dr. Leo Baekeland
> <http://en.wikipedia.org/wiki/Leo_Baekeland>. Formed by the reaction under
> heat and pressure of phenol <http://en.wikipedia.org/wiki/Phenol>
> and formaldehyde <http://en.wikipedia.org/wiki/Formaldehyde>, generally
with
> a wood flour <http://en.wikipedia.org/wiki/Wood_flour> filler, it was the
> first plastic <http://en.wikipedia.org/wiki/Plastic> made from synthetic
> components. It was used for its nonconductive
> <http://en.wikipedia.org/wiki/Nonconductor> and heat-resistant properties
in
> radio and telephone casings and electrical insulators
> <http://en.wikipedia.org/wiki/Insulators>, and was also used in diverse
> products such as kitchenware <http://en.wikipedia.org/wiki/Kitchenware>,
> jewelry <http://en.wikipedia.org/wiki/Jewelry>, pipe stems, and toys
> <http://en.wikipedia.org/wiki/Toy>. In 1993 Bakelite was designated a ACS
> National Historical Chemical Landmark
> <http://en.wikipedia.org/wiki/ACS_National_Historical_Chemical_Landmarks>
> in recognition of its significance as the world's first completely
synthetic
> plastic.[1]
> <http://acswebcontent.acs.org/landmarks/newproducts_t.html#bakelite>
>
> Happy trails!
> Abby
> (http://www.silverkatt.co.uk)
>
>
>
>
> > Hey Guys... this is what I'm looking for but not exactly sure of the
> > spelling but I believe it sounds like "benolix" (tried Google but
> > wasn't correct spelling).
> >
> > What it is - a dark brown / near black material - (composite plastic?)
> > that is very hard and machines very nice?? It can and is commonly used
> > for dies where something is pressed around it / inside of it? It can
> > be machined to a very nice finish but is easier than metal more like
> > very consistent hardwood - plastic wood composition???
> >
> > Thanks for any help or a substitute material for same. I have some
> > aluminum (.035" - .050")I'd like to machine inside / outside dies for
> > some parts I have coming up and do not know where to purchase or
> > accurate name for same.
> >
> > Any help appreciated!
> > Darren Lucke
> >
> >
>
>
>
>
> [Non-text portions of this message have been removed]
>
>
>
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> OFF Topic POSTS: General Machining
> If you wish to post on unlimited OT subjects goto:
aol://5863:126/rec.crafts.metalworking or go thru Google.com to reach it if
you have trouble.
> http://www.metalworking.com/news_servers.html
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> http://groups.yahoo.com/group/jobshophomeshop I consider this to be a
sister site to the CCED group, as many of the same members are there, for OT
subjects, that are not allowed on the CCED list.
>
> NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING THEM.
DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
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