Electronics Forum: conformal and coat and thickness and gauge (Page 1 of 1)

Conformal coating mask dots and halos

Electronics Forum | Thu Feb 25 10:30:21 EST 2010 | davef

It sounds like your poly dots are secreting something that affects coating thickness. Is this a function of the adhesive used by poly dot supplier?

Tin Lead Electrodeposited Plating and Conformal Coat

Electronics Forum | Wed Nov 20 16:47:10 EST 2013 | aaronpavone

I have a right angle male shrouded connector and the whole set of termination leads is tin lead plated, at least 100 microinches thick. Should the entirety of the lead be conformal coated? Or can we have just the joint coated? I know I have coated le

Conformal coating mask dots and halos

Electronics Forum | Thu Feb 25 07:37:42 EST 2010 | pcbrown

We are using Humiseal 1B31 and polyester dots for masking. We are spraying this in a Binks sprayer mixed at almost 1:1 with 521 thinner. Whe are seeing the coating creating thin halos around the poly dots as if the dots are "rejecting" the coating. T

Processing questions - PCB and BGA's

Electronics Forum | Fri Jan 30 14:20:55 EST 2009 | scottp

I do a lot of thermal cycle testing of new components for my company and often when I lay out a test board I'm trying to simulate 4 or 6 layer boards but I don't need them for routing so I just use a solid fill of a cross-hatch pattern. I've done it

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