Electronics Forum: solder mask blister (Page 1 of 155)

hole blister

Electronics Forum | Sun Sep 13 19:56:21 EDT 2009 | 89jeong

Hi All I have a pig problem after reflow. It is a blister in hole.It happend after reflow(Lead free solder) I touched the blister with tweezer. The plating was lifted off easily How do i do? What is a root casue? Drilling or plating? Is it possible

Small blister, solder mask

Electronics Forum | Mon Jun 28 22:30:06 EDT 2004 | davef

If you find it at the end of your process and you find no defects, work on something else. Now if you are a smooth talker and seek a little adventure in life, you might be able to finesse this thing into a road trip to take a tour of your board fa

Small blister, solder mask

Electronics Forum | Wed Jun 23 13:34:29 EDT 2004 | df_indy

I am four weeks into my new job, there always seems to be some issues here with PCB every week. Today while I was checking some assemblies with micro-scope, I found a lot of tiny bubbles/blisters on the board. They are just little dots if you look

solder mask

Electronics Forum | Mon Aug 09 04:15:33 EDT 1999 | Jacqueline Coia

I am having cleaning problems when processing PCB's which have TAIYO solder mask on them. After processing, hand soldering and cleaning, a sticky residue is remains, resulting in a cosmetically poor finish with tide marks etc. Other soldermasks do no

solder mask removal

Electronics Forum | Wed Jan 05 14:45:14 EST 2000 | Hoyt Moore

Does anybody know how to remove solder mask from pads that were masked over.

Dispensable peelable solder mask

Electronics Forum | Fri May 21 09:48:30 EDT 2010 | tomg_fla

Am looking for a dispensable water soluble solder mask or peelable solder mask that can be dispensed and be run through a reflow oven with no swelling or degradation. Any leads on any materials or manufacturers to contact?

Accidental solder mask

Electronics Forum | Wed Dec 18 08:38:17 EST 2002 | davef

Thanks Tim. Additional thoughts are: * We've talked here on SMTnet about hole fill previously. * That your ability to get hole fill is probably limited by mask in the hole makes us very uneasy, because hole could have varying levels of solder mask i

solder mask thickness

Electronics Forum | Wed Dec 11 11:35:15 EST 2019 | dilogic

Just out of curiosity - what is the rationale behind specifying mask thicknes?

solder mask thickness

Electronics Forum | Wed Dec 11 13:00:07 EST 2019 | slthomas

Excessive mask thickness also can wreak havoc on stencil printing.

water soluble solder mask

Electronics Forum | Wed Oct 13 12:07:43 EDT 1999 | mikeh

Hi, I am currently using a peelable mask prior to wave soldering and have started exploring water soluble/washable masks. The mask will be used with water based and alcohol based flux. Are there any compatability issues to concider and how will this

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