Electronics Forum | Fri Aug 03 22:20:49 EDT 2001 | jbull
Dave, We archive programs as follows. Step1. Perform a successful first piece article Step2: Copy the Program to a password protects network drive. Step3: Run the program in production, from the local drive Step4: After the production run, delet
Electronics Forum | Fri Aug 10 09:57:24 EDT 2001 | John
We are an OEM automotive electronics supplier and began using SMT in our products a couple of years ago. We use a glue and wave process, and one of our main issues has been our glue dispensing process. We have a Camelot 3800 machine, and we have be
Electronics Forum | Wed Aug 15 19:04:26 EDT 2001 | mparker
Viewing a blade on its own merits may give you subjective results. Are you asking about metal or rubber squeegees? You really need to examine the print quality before you decide if a blade is worth using. If you are getting the right paste deposit vo
Electronics Forum | Fri Aug 17 10:23:37 EDT 2001 | ohanlon
I do not use MPM printers but I find it hard to believe there would be a problem, assuming the MPM printer can be configured for Edge reference stencils. The double image stencil is basically two edge reference stencils in one. Assuming the art work
Electronics Forum | Wed Aug 22 21:11:25 EDT 2001 | davef
When it works right, it's a beautious thing. => When goes wrong, you have one board with some of the other board's material, not too coo. Scribed and broken ceramic has bad-butt sharp edges. You'll feel this sticky stuff on your hands, look down,
Electronics Forum | Thu Aug 23 16:41:06 EDT 2001 | slthomas
Naw, the rest of the BOARD we use them on. Same assembly. Actually we use them on one other assembly and have the same problem. Same oven, same line, same paste, same problem. I've tried to get the production super. to move them to another line w
Electronics Forum | Wed Nov 28 09:17:17 EST 2001 | Dave G
I've heard of reliabilty problems caused by wave soldering melf's as well. We don't put Melfs on the bottom of our PCB's on newer designs. We only have to deal with gluing & putting them through the wave on some of our older legacy designs. Increasi
Electronics Forum | Tue Sep 04 13:41:52 EDT 2001 | Brian W.
IPC7912 deals with the end result, ie an OEM getting boards from a contract manufacturer. I have a friend who is sitting on these committees. He tells me there is a new standard due out for actually doing in-process DPMO. From a process standpoint
Electronics Forum | Thu Aug 30 22:36:36 EDT 2001 | davef
While I don't understand why, this topic comes-up fairly often on SMTnet. [That the topic recurs indicates there truely is a problem and I'm just too doopy to understand it.] Several things: 1 Check the fine SMTnet Archives. 2 Some glue suppliers kn
Electronics Forum | Mon Sep 03 03:32:47 EDT 2001 | johnw
Franky, what method are you using for printing glue? metal stencil or plastic?, and is it on contact or off contact ? and what type of squeegee's are you using? basically give us more infomation. In term's of measuring height / volume, you can do t
