Electronics Forum: 2.. (Page 1031 of 1152)

Voids in solder fillet

Electronics Forum | Wed Apr 16 16:55:38 EDT 2003 | russ

Thanks for the info, Here is a couple more questions (and you thought you were done) What size are these caps /res? how thick is your stencil? what type of oven are you using? what is the finish of the board? Anyway, it seems like (from a distance)t

Standard kit in LVHM environment

Electronics Forum | Mon May 12 15:08:11 EDT 2003 | stefwitt

1. Not quite. The width of 16 mm came most likely from the reel width, which can be up to 15 mm wide for the 8 mm tape. The reel for the 12 mm tape is up to 18 mm wide and would occupy already two slots. If you design a machine from scratch, I would

Informations about Traceability

Electronics Forum | Sat May 24 04:57:41 EDT 2003 | iman

Good Points made. Keen observation. Work-life is mainly about covering Ye arse and keeping the air smelling full of roses. most traceability systems that do cover arse, comprise elements such as : 1) Lot no. control - link to production schedule /

Low VOC stencil cleaning fluid

Electronics Forum | Tue May 20 15:51:08 EDT 2003 | carln

Mike, If your Stencil Wash PLUS product has comparable attributes to the 440-R, why don't you just say so, instead of making each interested party "contact you offline." I thought a forum was for sharing information and not for attempts at a persona

Coatings to prevent water ingress

Electronics Forum | Sat May 24 21:49:24 EDT 2003 | ramanandkini

We have an electronic circuit with a miniature stepper motor, quartz crystal, Electrolytic capacitor,chip resistors and few smt LEDs. The PCB material is CEM1 with SMOBC and HALS finish. This circuit is assembled in a plastic casing and goes in to a

Silicon contamination in solder joint

Electronics Forum | Tue May 27 12:40:50 EDT 2003 | davef

Hi Bill You said, "silicon". We assume by your discussion that you ment to say, "silicone". For background on silicone and soldering, check with Dow Corning [517-496-6000]. They make a OS2 [VOC-free] silicone stripper and should be able to give y

Wave soldering profiling

Electronics Forum | Wed Apr 14 09:44:34 EDT 2004 | Vince Whipple

Frank, Your initial question about temperature profiling is a critical point to a good wave solder process. Especially if you have a No Clean flux. As recommended by many in the thread above, get the Process Data Sheet for your flux (this is not the

Wave soldering profiling

Electronics Forum | Wed Apr 14 20:48:43 EDT 2004 | Ken

Just a thought.... Some Fluxes require temperatures upto 260F (127C). Are you using water based flux or solvent (alcohol). I have noticed that many wave machines are NOT capable of preheating adequately when using water based materials. This can

Optimal Speed for Universal Chip Shooters

Electronics Forum | Wed Jun 11 11:12:10 EDT 2003 | JB

We rarely use the tack-time on our machines, even if we run products that are populated with large components. ( ICS, Tant caps etc.) There is a default tacktime for each component on the component library, is called Speed Data. For the components

Automation Equipment Registration Fees

Electronics Forum | Thu Jun 12 11:34:15 EDT 2003 | caldon

Amen Jason- I have been fortunate and worked on both the Customer and OEM side. Regardless of who, what, why, when for the machines A customer is a customer is a customer and all should be treated on an equal level (unless that customer becomes a li


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