Miniaturization in LED Technology: MicroLEDs
LEDs are getting smaller, how do Indium Corporation's materials meet the manufacturing challenges of these products? Here we'll take a look at...
Flux
Miniaturization in LED Technology: MiniLEDs
LEDs are getting smaller, how do Indium Corporation's materials meet the assembly challenges of these products. First, we'll take a look at Mi...
Solder in Medical Devices
The assembly of medical devices uses a wide variety of alternative soldering processes, of which the most frequently used solder products include past...
Viscosity Versus Tack
Viscosity and tack are two important material properties that define a flux. People often “tack” them together as one, thinking they go ha...
Choosing Flux-Coated Solder Preforms
Kimberly Flanagan, Technical Support Engineer, and Phil Zarrow examine the benefits of flux-coated solder preforms, and how they can improve the manuf...
Wave Flux Applications & Pre-Heat Considerations
Brook Sandy-Smith, Technical Support Engineer for PCB Assembly Materials, and Phil Zarrow discuss the pre-requisites of wave flux application, such as...
Surface Insulation Resistance (SIR) and Flux Designation (ROL) Defined
Eric Bastow and Phil Zarrow discuss surface insulation resistance (SIR)—the importance of non-conductive flux in no-clean commercial electronics...
Fluxless Soldering of 80Au/20Sn with Forming Gas/Inert Atmosphere
Soldering without flux is generally regarded as difficult if not impossible. Yet a fluxless process is routinely done with 80Au/Sn ribbon and preforms...
Au/Sn – Different Solder Forms
Au/Sn is available in all the forms you would expect from conventional solder alloys. ...
Test Methods for ECM Assessment & Process Control: Process Considerations for Flux Reliability
Brook Sandy-Smith and Phil Zarrow discuss leftover flux residue's contribution to electrochemical migration ...
Test Methods for ECM Assessment & Process Control: Test Methodologies & Process Control
Brook Sandy-Smith and Phil Zarrow define the meaning behind each character in a flux classification ...
Project 99 Wave Solder Flux Performance Proof: SIR Testing
Surface Insulation Resistance (SIR) tests measure the post soldering effect on the electrical integrity of the circuit boards. This post explores the ...
Project 99 Wave Solder Flux Performance Proof: Copper Coupon Testing
With a simple copper coupon test, we see that Indium Corporation’s wave solder fluxes......
Project 99: Combating Icicles in SMT Wave Soldering
They sound pretty but icicles can wreak havoc on electrical and solder reliability. Indium Corporation’s Project 99 wave soldering fluxes help d...
Voiding in Flux-Cored Wire
Voiding in flux-cored wire causes serious problems. Learn about the causes of voiding and a way to Avoid The Void®...
Flux Challenges Regarding Flip-Chip/BGA Balling
This video is for anyone interested in the flux challenges associated with flip-chip/BGA balling. Keywords: Phil Zarrow, Andy Mackie, Indium Corporati...
One-Step Soldering in Flip-Chip Assembly
This video is for anyone interested in flip-chip/BGA balling using the one-step assembly process. Keywords: Phil Zarrow, Andy Mackie, amackie@indium.c...
No-Clean Fluxes in Semiconductor Assembly
We explore cleaning techniques for Internet of Things (IoT) devices. It will cover water-soluble and no-clean materials and process....
REACH-Compliant Solder Fluxes for Europe
One of the key components of the soldering process is the flux. Without the right flux to remove the oxides, then you can end up with a poo...
Making Solder Preforms – Fluxing
Just as with cutting solder preforms, there are many different ways to apply flux to solder preforms. At your facility you might use a liquid or tacky...
Specifying Solder Preforms – Flux
Flux... It would be great to live in a world where we didn’t need it. Unfortunately, that same oxygen that keeps us alive slowly erodes the sold...
How to Evaluate a Wave Solder Flux
The title of this blog is a little misleading because it is actually going to focus on an inappropriate method that is sometimes used in wav...
SMT Optimization for Success Part 3: Flux Chemistry
SMT Optimization for Success Part 3: Flux Chemistry In our continued discussion on optimizing the stencil printing process (see Part 1, Part 2), the t...
Effect of Package and Die Size on Dipping and Pick-up
While in South East Asia last summer, Indium’s technical team and I had a chance to discuss flip-chip dipping processes with a major equipment v...
Soldering to Wood
Many surface finishes are solderable with the right flux. Many of our electronic devices use solder to bond copper, silver, gold, and other metals, bu...
Time Required for Refrigerated Flux and Solder Paste to Reach Room Temperature
One question that I often hear from customers is; “Once out of the refrigerator, how long do I have to wait to allow my solder paste and/or flux...
High Melting Point Flux Core Wire Solder
It won’t be long until we in the northern hemisphere are complaining about the snow and the cold, but right now, it is all about the heat! ...
Another Nitinol Soldering Flux Option
Indalloy Flux #2 is not the only option for soldering to Nitinol. There is also Indalloy Flux #3. Both fluxes are strong enough to clean the......
Indium Corporation Tabbing Flux Performance
I was recently asked to gather some data comparing Indium Corporation’s tabbing fluxes and our largest competitor’s leading tabbing fluxes...
The Right Flux for Soldering to Nitinol
a href="http://blogs.indium.com/blog/eric-bastow" target="blank”>img alt="Soldering to Nitinol with Flux 2" src=&quo...
Soldering to Stainless Steel
We are often asked if it is possible to solder to stainless steel and, if so, what is the best procedure. As you may already know, stainless stee...
Soldering to Aluminum
We are frequently asked if it is possible to solder to aluminum. The answer is yes, if the following guidelines are followed: FLUXES: Becau...
Pb-Free: What Do You Need?
Everyone in the business has been collecting Pb-Free product literature (solder pastes, fluxes, etc.) for the past two years....