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What do you mean by 'small'?
If the screw can go all the way through the board and connect with a
bolt or such, heavy weight acid-free cardboard or thick perspex may be
suitable. It would have to be smaller than 0.5m2, I guess.
Jennifer Barnett
'Tournebise'
La Goutte, rte de Dancé
FR - Bully 42260
tel +33 4 7765 2011
[log in to unmask]
On 8 Mar 2011, at 17:59, Pippa Cruickshank wrote:
> Many Thanks to all, but as I understand it- it is cutting the
> aluminium
> that is the fire risk. But for large boards I hope we will continue be
> able to get it cut externally as it is a good lightweight and rigid
> board that doesn't warp.
>
> We have used Cellite 620 and Tycore with wood strips inserted around
> the
> edges too to enable screwing into (as opposed to using a wood filler)
> which works but is expensive / fiddly but still an option.
>
> I am still after that perfect board for small textile mounts that you
> can screw into without covering / sealing or inserting strips around
> the
> edges where it isn't cost-effective to have the odd board cut or
> prepared externally.
>
> Pippa Cruickshank
> The British Museum
>
> -----Original Message-----
> From: Textile Conservators [mailto:[log in to unmask]] On
> Behalf
> Of Scottish Conservation Studio
> Sent: 08 March 2011 16:46
> To: [log in to unmask]
> Subject: Re: Boards for Pressure Mounting Textiles
>
> There are lots of pure aluminium honeycomb panels and
> aluminium/polyethylene panels out there, eg
>
> http://www.multipaneluk.co.uk/?gclid=CL_5lN2xv6cCFRRC4Qod8Cn__Q
>
> They are expensive but very strong.
>
> Forex has passed Oddy tests and as a non-plasticised PVC is stable
> especially in museum environments and has a long performance lifespan,
> probably exceeding the time the board will be wanted for display
> etc. It
>
> does sag under stress with time, so needs vertical or horizontal
> display
>
> or some form of support eg aluminium struts on the back. There are
> environmental issues with manufacturing and recycling PVC but this is
> true of aluminium, glass fibre, epoxy resins, and MDF type boards too.
>
> You could use acid-free paper honeycomb boards with say 20mm of the
> honeycomb taken out along the edge and a Forex strip glued in for
> taking
>
> screws? The Forex, if glued and fixed at the corners, would act also
> as
> an edge support and hidden frame? Fiddly but effective.
>
> Will Murray
> The Scottish Conservation Studio
>
>
>
> On 08/03/2011 16:23, Pippa Cruickshank wrote:
>> Can anyone recommend a board suitable for pressure mounting - where
> you
>> need to screw in to the sides of the board.
>>
>> With the associated fire risks of cutting the aluminium honeycomb
>> Aerolam / Hexlite / Cellite 620 board we are no longer able to get it
>> cut in-house, and although the manufacturer / supplier in the UK will
>> cut it at a cost it would not be cost effective for small boards.
>> ( We
>> used to fill the edges with an approved wood filler in order to be
> able
>> to screw into the sides).
>>
>> I wondered about Forrex Classic board but there still seem to be some
> un
>> answered concerns over the pvc content in the long term.
>>
>> Apart from covering and sealing wood or MDF with Moistop or Melinex
> does
>> anyone have any other suggestions of possible alternative boards to
>> Cellite 620 that you can screw into?
>>
>> Many Thanks
>>
>> Pippa Cruickshank
>>
>> Textile and Fibres Studio
>>
>> Department of Conservation and Scientific Research
>>
>> The British Museum
>>
>> *AFGHANISTAN: CROSSROADS OF THE ANCIENT WORLD*
>>
>> Until 3 July 2011
>> BOOK TICKETS +44 (0)20 7323 8181
>> _www.britishmuseum.org_
>>
>> *BECOME A MEMBER*+44 (0)20 7323 8195
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>>
>>
>>
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>>
>
> --
> The Scottish Conservation Studio LLP
> Hopetoun House
> South Queensferry
> West Lothian
> EH30 9SL
> Tel 0131 331 5875
> Email: [log in to unmask]
> Web: www.scottishconservationstudio.co.uk
> Registered in Scotland Company No SO300545
> VAT No 865 3202 31
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