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Message

Re: toothbrushes.......

2003-03-15 by Mike Marsh

heh heh heh

--- In motm@yahoogroups.com, Tentochi <tentochi2003@y...> wrote:
> This is critical!  If you don't get it right, you
> could end up damaging the board or the parts.  And if
> this is severe enough, the solder joints themselves, 
> If the bristles are too soft, you are wasting you time
> since there are certain particals which require a
> certain minimum force be applied before they will
> break free.  Insufficiently stiff bristles will not be
> able to generate the required force.
> 
> Really, the best thing you can do is to test the
> stiffness of your bristles.  If you don't have the
> necessary equipment at your disposable, there are
> several testing facilities around the United States
> that can test them for you.
> 
> A Taber stiffness unit of 85 to 118 will meet the
> above criteria.  If you are not familiar with this
> measurement, please refer to:
> 
> 
http://www.taberindustries.com/mtm/stiffness_tester_intrepreting_resu
lts.htm
> 
> If you would like to conduct this test yourself on
> your brush in question, here is what you need:
> 
> 
http://www.taberindustries.com/mtm/product_subframe_stiffness_tester.
htm
> 
> Happy scrubbing!
> 
> Now let me see....  Is it White Day, St. Patrick's Day
> or April Fool's Day today???  I must have started
> drinking early.
> 
> When all is said and done, I suggest using a
> fingernail scrubbing brush for best results.
> 
> Cheers!
> Shemp  ;-)
> 
> > uh.... just a question? What "firmness of bristles
> > are you guys using...? Soft, Med, Firm... ? 
> 
> P.S.  Firm toothbrushes are almost impossible to find
> any more.  Thank the ADA for that one!
> 
> 
> 
> :::MESSAGE RATING: 9T3:::
> 
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