Electronics Forum | Thu Jun 03 14:12:25 EDT 2004 | russ
Thanks Rob, $7k, for a bag of silly putty with a magnet! This is supposed to be the same cost as tooling pins and much cheaper than dedicated tooling? I can't remember ever spending 7k on tooling unless I had 20 unique plates made. I wonder how ma
Electronics Forum | Fri Jun 04 17:15:22 EDT 2004 | drlou
I also need help with the following Questions: 1. What is estimated yearly external service/support costs? 2. What kind of internal expertise do we need for in-house operation and maintenance? 3. How many operators are typically needed for one pnp m
Electronics Forum | Wed Jun 16 23:41:31 EDT 2004 | rodionp
ricardof Unfortunately I cannot comment on many of your questions however I can lead you to one important article as to basic assembly optimization techniques to maximise throughput (or minimize assembly time, which is pretty much the same thing...)
Electronics Forum | Thu Jun 24 11:54:36 EDT 2004 | rickw
many solder-ball issues can be resolved by reducing the aperture size, usually 10 to 15% reduction will work. If the aperture size is the same as the pad size paste tends to be squished out under the part, paste off pad under the part will liquify a
Electronics Forum | Fri Aug 06 14:55:57 EDT 2004 | pdeuel
There is no substitution for proper calibration especally with ever decreasing size of parts. ISO certified companies and coustomer base often require calibration by qualified personel useing approved tools. Verification also in many cases be require
Electronics Forum | Tue Aug 03 22:49:19 EDT 2004 | celldude
SSD can be used on both sides of the pcb. Although , it is not very logical to use it on the bottom side of a pcb that has numrerous Through-hole components, that are to be wave soldered. There are many advantages to SSD. The amount of solder is much
Electronics Forum | Tue Aug 17 13:24:47 EDT 2004 | blnorman
We have parts that have electroplated tin over nickel. The mfg. assures us the minimum thickness of the tin is 5 microns. Cross sections have shown many instances of 1 micron and pits that go down to the nickel barrier layer. A request for thicker
Electronics Forum | Tue Nov 23 16:59:32 EST 2004 | Terrapin Station
At 30 seconds each feeder change = 30 min x 4 times each day. that is 2 hours. Based on 5 days each week x 50 weeks, you have 250 working days (do not know how many holidays you have). 250 working days x 4 hours =1000 hrs. How much does each hour of
Electronics Forum | Wed Aug 25 11:50:58 EDT 2004 | gregp
Not all manufacturers are as big and prominent as you must be. The C5 (22,000 cph/192 feeders)is the right tool for the job for many small to mid size CMs and OEMs who also read these threads and addresses the orignal posters' problem. Fuji makes g
Electronics Forum | Fri Sep 24 20:02:39 EDT 2004 | pabloquintana
OK, We have tested and changed several things in our process, but we still getting the same result. We are trying another type of coating. We will see later. My question now is what is adhesion wise acceptable in the industry. I know many of you wi
