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Re: [Fwd: RE: [Fwd: RE: Straw tubes]]
Thanks Beni -
I was in the process if googling Mauro when you sent your email.
cheers - curtis
Beni Zihlmann wrote:
> Hi Tim,
> thank you. I sent an email to Mauro Savrie in Ferrara.
> I hope I get an answer by tomorrow.
>
> cheers,
> Beni
>
>> Hi Curtis,
>>
>> Below is the contact for the place in Italy that used the 300
>> angstrom aluminum on mylar. Also, I have received a piece of this
>> tape. Who would like it?
>>
>> Tim
>>
>> -------- Original Message --------
>> Subject: RE: [Fwd: RE: Straw tubes]
>> Date: Tue, 16 Jun 2009 14:18:30 +0100
>> From: Patrick Hester <Patrick.Hester@lamina.uk.com>
>> To: Tim Whitlatch <whitey@jlab.org>
>> CC: Patrick Clayton <Patrick.Clayton@lamina.uk.com>
>> References: <4A378AC2.7040401@jlab.org>
>>
>>
>>
>> Tim,
>>
>> I have noted that in your specification there is mention of Kapton in
>> para 1.0 and polyimide in Para 2.1.1. The Kapton is generally chosen
>> if there is a requirement for radiation resistance and a high
>> temperature dimensional stability, but we have made many polyester
>> straw tubes also.
>>
>> I have traced the polyester with a deposit of 300 angstroms of Al
>> The tubes had inner and outer deposits of Al and were supplied to Mr
>> Mauro Savrie at INFN Sezione di Ferrara, Via Saragat, 1 Edificio C,
>> 144100 Ferrara, Italy.e-mail savrie@fe.infn.it
>> <mailto:savrie@fe.infn.it> telephone Italy 39 05329 74211. Infn have
>> had several lots of these tubes with wall thickness of 0.030 mm. The
>> thin wall sometime will have a slight but small flat caused by
>> handling but this is not apparent after they have been gas filled.
>>
>> I will come back to you on the Al laminate as soon as I have
>> sufficient details from the supplier. Another popular inner layer is
>> the conductive Kapton XC sometimes with an Al deposit on the inner
>> surface.. I hope all this is helpful and not confusing. Kind regards.
>> Patrick Hester,
>>
>>
>>
>>
>> ------------------------------------------------------------------------
>>
>>
>
--
Prof. Curtis A. Meyer Department of Physics
Phone: (412) 268-2745 Carnegie Mellon University
Fax: (412) 681-0648 Pittsburgh PA 15213-3890
cmeyer@ernest.phys.cmu.edu http://www.curtismeyer.com/