[labnetwork] question about resizing 200mm wafers down to 100mm

Pramod C Karulkar pkarulkar9 at gmail.com
Tue Mar 12 18:28:19 EDT 2013


A company in Pasadena, California,  Crystal Mark,  sold a small machine 
to do this.  They used to do service.  See:  Wafer Coring and contouring 
at http://www.crystalmarkinc.com/applications/water-processing

Normally the job involves going from a larger diameter (8" or 6") to 
smaller diameter (6', 4" or 3").  Getting two tiny wafers  from one 
large wafer might be difficult on a lathe-like machine that is normally 
used for this kind of job.   However, it is not impossible.   You may 
have to develop a jig specific to your needs.
Good luck.
Pramod Karulkar

  
Pramod C Karulkar Ph. D.
Home 2*5*3* 3*0*3 0*4*1*8
6024 33rd Street Ct NW
Gig Harbor WA 98335


<http://www.crystalmarkinc.com/applications/water-processing>
On 3/12/2013 6:50 AM, Benes Zdenek wrote:
> Hi,
>
> terribly sorry for this unsolicited email, but would any of you know a 
> good reference for a company, that does wafer resizing from 200mm to 
> 100mm wafers? ideally 2 small wafers from one large one, they would 
> also apply protective resist coating on both sides, and round the 
> edges afterwards?
>
> preferably, on the Swiss side of the Atlantic ocean :-)
>
> thanks a lot for the tips
>
> sincerely
>
> zdenek
>
> /--------------------------------------------/
> /Zdenek Benes, PhD/
> /Ebeam, SEM, FIB engineer/
> /Center of MicroNanoTechnology, EPFL/
> /
> /
> /BM 1.127 (BM Building)
> Station 17
> CH-1015 Lausanne
> Switzerland
>
> Phone: +41 21 693 7751
> Fax: +41 21 693 5770
> Email: zdenek.benes at epfl.ch
>
> CMI : http://cmi.epfl.ch//
>
>
>
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