From cd757e12e9fe32c154a89ac2ceb3696cff4c14ad Mon Sep 17 00:00:00 2001 From: Mark van Renswoude Date: Tue, 27 Nov 2018 21:03:37 +0100 Subject: [PATCH] Updated soldermask (markdown) --- electronics/pcbfabrication/soldermask.md | 3 +++ 1 file changed, 3 insertions(+) diff --git a/electronics/pcbfabrication/soldermask.md b/electronics/pcbfabrication/soldermask.md index ac1b9e2..590d0c1 100644 --- a/electronics/pcbfabrication/soldermask.md +++ b/electronics/pcbfabrication/soldermask.md @@ -17,6 +17,9 @@ ___ The polyethyleen prevents the paint from sticking to the transparency. I started out using cling film, which works but tends to wrinkle. A better alternative I found is a disposable sandwich bag. +[[soldermask/sandwichbag.jpg]] + + ## Applying the paint 1. Put some paint on the board. Not too much, we want a thin coat. Exactly how much and where to apply it initally is a matter of experimenting. Some people work from the middle outwards, I tend to put little blobs all over the board. 1. Put a piece of polyethyleen on top and cover that with the transparency. The transparency will prevent tearing in the next step.