What do you feel are the advantages of the cobalt free version? Doug Pauls Principal Materials and Process Engineer Rockwell Collins On Mon, Apr 23, 2018 at 3:44 PM, SALA GABRIELE <[log in to unmask]> wrote: > Same time, I would start to introduce the utilization of HIC Cobalt Free > version....... > > GS > > -----Messaggio originale----- > Da: TechNet [mailto:[log in to unmask]] Per conto di Wayne Showers > Inviato: lunedì 23 aprile 2018 19:10 > A: [log in to unmask] > Oggetto: Re: [TN] HIC Card validity? > > Per the J-STD-033 and HIC manufactures, the HIC cards are pretty much > usable indefinitely. My experience is that the 5-10-60 cards are far more > accurate and what is actually recommended by J-STD-033. The > 10-20-30-40-50-60 cards are not so accurate. > With the 5-10-60 cards, use on 5, bake on 10. The 60 is for high humidity > environments as anything above 60 RH is technically outside the scope of > J-STD-033 for bake times. > Texas Instruments (TI) did a storage study many years back stating that in > the bag life for solderability is 8+ years. > http://www.ti.com/lit/wp/slva304/slva304.pdf > As far as NADCAP, the life of the HIC is to be monitored and is 2 years or > at opening. > > > --- > Questa e-mail è stata controllata per individuare virus con Avast > antivirus. > https://www.avast.com/antivirus >