Electronics Forum: sigpro and 3.36 (Page 1 of 1)

Blistering and delaminating boards

Electronics Forum | Thu Sep 20 07:18:42 EDT 2018 | proceng1

Has anyone else been experiencing this lately? We have had a rash of boards that come in properly vacuum sealed. We store them in the hot room until we are ready to build, and we get bubbles under the solder mask. We've had 4 different jobs, all di

Reflow Temperatures and speed for a 7 zone top/bot for conceptro

Electronics Forum | Thu Jun 26 04:34:49 EDT 2003 | emeto

Hi James, I saw very good posts here.Now I will give you one more practical way: 1. My advice is to encrease the temperature(like your first sidgestion). Termostress is important thing so your first zone should be 120-150C. 2. The paste profile. If


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