Electronics Forum: lpkf

Re: paste release from stencil - recommendations

Electronics Forum | Fri Nov 19 22:48:26 EST 1999 | mark

Steve, your comments from your stencil vendor are very interesting. Any decent laser cutter automatically cuts a trapezoidal aperture. This is just the nature of the cutting. We have a bunch of lasers (and chem-etch). You have to polish your laser cu

Re: screen printer and stencil printer

Electronics Forum | Wed Aug 18 17:59:09 EDT 1999 | Mik Horvath

| | Hi, | | I'd like to ask some tips about the merits and shortcomings o | | of both screen printer and stencil printer. For small quantity and highly mixed usage, which type of printer is suitable to our | | application? | | The boards contain

Re: screen printer and stencil printer

Electronics Forum | Wed Aug 18 18:10:33 EDT 1999 | Mik Horvath

| | Hi, | | I'd like to ask some tips about the merits and shortcomings o | | of both screen printer and stencil printer. For small quantity and highly mixed usage, which type of printer is suitable to our | | application? | | The boards contain

Re: Applying chipbonder adhesives with a stencil

Electronics Forum | Thu Sep 24 19:54:40 EDT 1998 | S. Evers

| I am looking for anyone out there that has had experience with stenciling with chipbonder adhesives. I need information on material and stencil design. The firm who can help is K&J marketing their new KEPOCH stencil material is a (plastic) polyimi

Re: Release difficult from thick stencil

Electronics Forum | Fri Oct 27 11:34:30 EDT 2000 | Steve A

Wister, I agree with the other comments as far as challenging the customer, and minding proper height/width or better yet area aspect ratios. Let's assume you need to go with a .012" stencil for arguments sake. Talk to your stencil supplier about h

Re: Applying chipbonder adhesives with a stencil

Electronics Forum | Fri Sep 25 12:53:25 EDT 1998 | Bill Schreiber

Regarding cleaning Chipbonder adhesives from stencils and misprinted PCBs. Check out the Smart Sonic Stencil Cleaning Process at: www.smartsonic.com | | I am looking for anyone out there that has had experience with stenciling with chipbonder adhe

Re: Applying chipbonder adhesives with a stencil

Electronics Forum | Tue Oct 06 09:06:35 EDT 1998 | MMurphy

| I am looking for anyone out there that has had experience with stenciling with chipbonder adhesives. I need information on material and stencil design. Go to the Stencil Design Guidelines page under the Technical Information section of the alphas

Re: screen printer and stencil printer

Electronics Forum | Wed Aug 18 21:10:23 EDT 1999 | se

| | | Hi, | | | I'd like to ask some tips about the merits and shortcomings o | | | of both screen printer and stencil printer. For small quantity and highly mixed usage, which type of printer is suitable to our | | | application? | | | The board

Re: screen printer and stencil printer

Electronics Forum | Wed Aug 18 15:20:25 EDT 1999 | John Thorup

| Hi, | I'd like to ask some tips about the merits and shortcomings o | of both screen printer and stencil printer. For small quantity and highly mixed usage, which type of printer is suitable to our | application? | The boards contain no BGA and

Thickness of solder paste from stencil

Electronics Forum | Thu Apr 11 04:03:28 EDT 2002 | mwoodall

The Alpha metals Hi Check 500 is used to measure paste deposit thickness. The paste height is found from a micrometer reading determined by focussing a beam of light on a track adjacent to a paste deposit and then onto the solder paste. I've measure


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