Dear Sedlak and Mike
Is it possible for you to give us more info about water soluble oil and
do you have any brand that you will suggest us
Best Regards
Yusuf GÖMEÇ
Product Quality Engineer
BASKI DEVRE SAN ve TIC LTD STI
Ceyhan Sk. No:10 34896 Pendik-Istanbul-Turkey
Tel: 00 90 216 3901036 (4 Hat/Line)-173(Extention)
00 90 216 4836560 (4 Hat/Line)-173(Extention)
Fax: 00 90 216 3544941
00 90 216 4913269
Gsm: 00 90 533 6579897
00 90 533 7480014
msn: [log in to unmask]
R Sedlak yazmış:
>Thanks for the explanation... I have heard/seen water soluble oil being used in roller tinning, and it apparently worked well.. have never heard of salt being used until now.
>
> Rudy Sedlak
>
>Mike Fenner <[log in to unmask]> wrote:
> The salt controls dross on the pot and (sometimes forgotten) ensures the
>bottom roller remains tinned. The alternative to salt is vigilance and more
>dross. Possibly you could use a [so called] water soluble oil, but I have
>never seen this done, as these were introduced after roller tinning fell out
>of use in Europe.
>Roller tinning is an old process, but cheap. I think the nearest modern
>equivalent process, to think of as an alternative, would be Hot Air Solder
>Levelling. This would give much better or at least consistent solderability
>and not have the blips on the trailing edge of pads.
>
>
>Regards
>
>Mike Fenner
>Indium Corporation
>
>T: + 44 1908 580 400
>M: + 44 7810 526 317
>F: + 44 1908 580 411
>E: [log in to unmask]
>W: www.indium.com
>Pb-free: www.Pb-Free.com
>
>
>
>
>-----Original Message-----
>From: TechNet [mailto:[log in to unmask]] On Behalf Of Baski Devre
>Sent: 12 July 2006 16:39
>To: [log in to unmask]
>Subject: [TN] Roller Tinning Process
>
>Dear Technetters
>As you know that some PCB manufacturer uses roller tinning soldering
>process. In this process firstly flux is spread over PCB and then passed
>through rollers to be soldered. In this solder alloy sometimes a bit
>salt is added to improve soldering quality and help solder to be appread
>bright. I want to learn that if there is any alternative material used
>in roller tinning soldering process to elaminate salt or is there any
>alternative roller tinning soldering process flow.
>Thanks in advance to your comments and knowledge share
>Best Regards
>
>--
>Yusuf GÖMEÇ
>Product Quality Engineer
>
>
>BASKI DEVRE SAN ve TIC LTD STI
>Ceyhan Sk. No:10 34896 Pendik-Istanbul-Turkey
>Tel: 00 90 216 3901036 (4 Hat/Line)-173(Extention)
>00 90 216 4836560 (4 Hat/Line)-173(Extention)
>Fax: 00 90 216 3544941
>00 90 216 4913269
>Gsm: 00 90 533 6579897
>00 90 533 7480014
>msn: [log in to unmask]
>
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--
Yusuf GÖMEÇ
Product Quality Engineer
BASKI DEVRE SAN ve TIC LTD STI
Ceyhan Sk. No:10 34896 Pendik-Istanbul-Turkey
Tel: 00 90 216 3901036 (4 Hat/Line)-173(Extention)
00 90 216 4836560 (4 Hat/Line)-173(Extention)
Fax: 00 90 216 3544941
00 90 216 4913269
Gsm: 00 90 533 6579897
00 90 533 7480014
msn: [log in to unmask]
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