Electronics Forum | Wed Mar 04 10:59:24 EST 2015 | jpierre
Hi first DS65 version is a specific dilution for dispensing machine, in this case the typical process is following: application of the conformal coating extraction of solvent (low extraction power is better)2minutes and drying the drying can be done
Electronics Forum | Thu Nov 19 05:18:37 EST 2009 | prodivegsr
Hi All, Recently we are working on the conformal coating process using Humiseal chemical 1B73 and thinner 521. Bubbles on component body/joints are seen after gone through the IR Reflow Oven. During the conformal coating, only tiny bubbles seen af
Electronics Forum | Thu Sep 10 15:01:28 EDT 2009 | mefloump
I currently spray DOW 2620 with my PVA650 without any problems. I do not thin it but I do have a distance between the coating machine and IR oven to provide a flash off period. I notice bubbles only when the flash off time is too short and the coatin
Electronics Forum | Wed Jan 24 09:34:38 EST 2024 | wintercurrants
The equipment of Specialty Coating Systems and PVA is both simple to operate and maintain. Since it's a spray booth, constant maintenance is required or you risk having a serious headache. Our conformal coating line includes a double-sided UV oven, a
Electronics Forum | Mon Dec 11 19:21:32 EST 2023 | SMTA-64387074
PVA and Specialty Coating Systems both have equipment that are easy to program and maintain. It is a spray booth so maintenance needs to be regular or you will have quite the headache. We have a conformal coating line with 2 coaters a board flipper a
Electronics Forum | Fri Jan 16 06:53:33 EST 2009 | stevewilde
I am using Humiseal 1B31 conformal coating and xylene mix on a PVA coating machine. Bubbles are appearing between the pins of LCCs mainly and bubbling is worse when put through the IR oven. Does anyone have any suggestions or tips to elliminate this
Electronics Forum | Wed May 09 03:13:06 EDT 2012 | umar
I had send my coating board to the test lab for adhesion coating test. 3 times send, the result 3times fail. The coating chemical use is Humiseal 1B31. The process is clean the boards at washing process use the Vigon A200 saponifier mix with DI wate
Electronics Forum | Tue Jun 09 23:00:53 EDT 2009 | davef
Suppliers are: * Asymtek; 2762 Loker Ave West, Carlsbad, CA 92010; 800-279-6835 760-431-1919 F760-431-2678 asymtek.com * Ultrasonic Systems; 135 Ward Hill Ave, Haverhill, MA 01835; 978-521-0095 F978-521-7023 ultraspray.com sales@ultraspray.com Stepha
Electronics Forum | Thu Jan 22 03:25:26 EST 2009 | stevewilde
What masking tape can people recommend for masking the board when conformal coating. I am using a PVA autocoat machine and humiseal 1B31. Current tape, is leaving residue on board when used to hold link wires down whilst glue cures and also when used
Electronics Forum | Mon Aug 25 14:55:51 EDT 2008 | grics
I have a question for the manufacturing masters... We are going to start running test trials/DOE of a Urethane Coating (Humiseal 1A33) and I am not sure what to expect. From what I understand, urethane coating is pretty difficult to work. It is supp
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