[Robotgroup] MG Chemicals "Tip Tinner"

[Kevin Blanchard]

Yeah, I have a Weller WESD51 and LOVE IT. It's inexpensive (To me. Got it
on sale at Frys for $129)and very flexible. Well worth the money.

On Tue, November 20, 2007 6:05 pm, Andre Lamothe wrote:
> I do a lot of smt soldering, I just suggest a good weller digital iron
> with
> replaceable tips, its well worth the cost $100-150. And I highly
> discourage
> filing tips since they are alloyed usually on the surface and when your
> file
> them you change the thermal profile and heat distribution. They aren't
> like
> cheapo radio shack tips, that you can grind on forever, the small fine
> tips
> (good ones at least), you want to be careful grinding on, of it all. Also,
> two metals, heat them up, you create a voltage, when you expose the other
> metal under the tip, sometimes you will get weird wetting properties, the
> solder just won't stick, it gets pushed away etc.
>
> Andre'
>
>
>
> ----- Original Message -----
> From: "Gray Mack" <gray_mack at yahoo.com>
> To: "The Robot Group Mailing List" <robotgroup at puremagic.com>
> Sent: Tuesday, November 20, 2007 5:13 PM
> Subject: Re: [Robotgroup] MG Chemicals "Tip Tinner"
>
>
> basically I was doing surface mount and was thinking I
> needed a pointier iron than the $5 model I had so I
> filed it down, but thats when the decay started. If
> anything the tinning stuff caused more metal to leech
> out of the tip?! I found that as long as I kept the
> tip from being convex I could do soic chips ok. By the
> end of 1000+ solder points, there was nothing left.
> The rshack replacement tip seemed to last an order of
> magnitude less than the original tip, so now I just
> order new $5 irons from allcorp.
> Yes, I will probably be wow'ed if I ever get around to
> trying a 'real' iron.
> -Gray
>
> --- Vern Graner <vern at txis.com> wrote:
>
>> Gray Mack wrote:
>> > on a tip that had worn past the outer coating, I
>> didnt
>> > find the tinning stuff to do much of anything, the
>> tip
>> > continued to wear down to a concave nub with
>> usage.
>>
>> I only have a single use to testify to, so I'd have
>> to bow to more
>> experience.. I wonder if it would work if you filed
>> the surface of the
>> tip before immersion? I still want to get one to try
>> out. :)
>>
>> Vern
>>
>>
>> --
>> Vern Graner CNE/CNA/SSE    | "If the network is
>> down, then you're
>> Senior Systems Engineer    | obviously incompetent
>> so why are we
>> Texas Information Services | paying you? Of course,
>> if the network
>> http://www.txis.com        | is up, then we
>> obviously don't need
>> Austin Office 512 328-8947 | you, so why are we
>> paying you?" ©VLG
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