If there is no pallet at wavesolder a titanium edge stiffener will help
reduce the board bowing from the heat.

On Mon, Aug 24, 2009 at 12:32 PM, Larry Dzaugis <[log in to unmask]> wrote:

> This is strong enough to run through all your processes if the size is
> right.
>
> Shape of PCB, dimensions, is it run in panel form through wave, how is it
> depaneled, are wavesolder pallets used,  weight of through hole components,
> auto insertion used?
>
> A flimsy design will go surfing in the wave with occasional flooding. My
> preference is solder paste both sides with selective wavesolder pallets for
> the through hole parts if the clearances are there. Too many fights in past
> years with tantalums and SOT23's in shadowed postions using glue dots.
>
> The PCB fab will have the same stack height as a 1.6mm PCB. Just more
> boards in the stack. The drill tolerance and dia. will be the same.
>
>   On Mon, Aug 24, 2009 at 4:09 AM, prashant chopra <
> [log in to unmask]> wrote:
>
>> HI,
>>
>> We have one PWB with 1mm thickness. This PWA will be having components on
>> both the top side and bottom side and will also have some thru-hole
>> components on the top side.
>>
>> Can there be any issues or concerns as the PWB thickness is 1mm?  Also,
>> the bottom side would be using the glue process , while the top side would
>> undergo reflow soldering.
>>
>> Let me know if there could be any issues due to the 1mm thickness of the
>> PWB, since it is a double sided PWB with through-hole parts.
>>
>> Also, can there be any concerns with respect to the drill size for the
>> vias on this PWB and also with respect to the ICT?
>>
>> Thanks everyone for the inputs and help in advance.
>>
>> Rgds
>> Prashant
>>
>>
>>      Love Cricket? Check out live scores, photos, video highlights and
>> more. Click here http://cricket.yahoo.com
>>
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