Blog

All Flex continues to build its capabilities of fast-turn fabrication technology and innovate upon existing capabilities to bring you the highest quality flexible circuits at the fastest turnaround times possible. Read our blog below to learn more about what we’ve been up to.

Aluminum Backing for Flexible Heaters

Polyimide Flexible Heater Design Tips   Question: Why should you put an aluminum backing on a polyimide heater? There are two main reasons: 1. To improve the life and reliability of the heater. 2. To help retain shape when applied to curved surfaces. (This Tech...

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LDI for Flexible Circuit Etch Resist

This article is the third and final part of methods for imaging etches resist. The first part discussed screen printing; the second part discussed traditional photo exposing. The third part discusses laser direct imaging (LDI).The basic process sequence for LDI is...

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Flexible PCBs and Connectors

While a well-designed flexible circuit will eliminate many connectors, ultimately most flexible circuits need to connect to something. Probably the most common entity that a flex circuit connects to is a rigid printed circuit board, but cable harnesses, polyester...

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Plating Process Options for Flexible Circuits

Plating copper through holes or vias is a requirement for double sided and multilayer circuits. In a previous blog we discussed the plating process; specifically copper seed coating using electroless copper and shadow® plating, which is then followed with an electro...

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