Minimizing Tombstoning
Folks, This post is an excerpt from Indium Corporation's The Printed Circuits Assemblers Guide to Solder Defects. Introduction: Printed...
Dr. Ron Lasky's Blog
Workshop at SMTAI: Defeating Defects
Folks, I am presenting a workshop on Defeating Defects at SMTAI on October 31. This workshop is based on the recently published booklet The Printed Ci...
Join Me at SMTA PanPac 2023
Folks, I’ve gone to SMTA PanPac since 2018 and it is a terrific conference. This coming year’s conference, from January 30 to Februar...
Professor Michael Dickey: Prophet of Gallium Liquid Metals
Folks, North Carolina State’s Professor Michael Dickey is arguably the world expert on applications of liquid gallium metal. See his Tedx Talk a...
Professor Michael Dickey: Prophet of Liquid Gallium Metals
Folks, North Carolina State’s Professor Michael Dickey is arguably the world expert on applications of liquid gallium metal. See his Tedx T...
Square vs. Circular Apertures and the Five Ball Rule Revisited
Folks, I recently posted that circular apertures deliver much less solder past than square apertures. One of the obvious reasons is that a circle of d...
Indium Corporation and SAFI-Tech Announce Partnership in Very Low Temperature Solders
Folks, Soldering is one of the oldest technologies developed by humankind, perhaps as long as 6,000 years ago. Early uses were in the making of jewelr...
The Importance of an Oxygen Barrier In Solder Paste Flux
Folks, Solder paste is arguably one of the most highly engineered materials. What is usually called solder paste “flux” is a combination o...
Excel Software Tool to Determine Mass Fractions in Binary Alloy
Folks, Recently, I posted a derivation of the equations to determine the mass fractions of two metals in a binary alloy. I thought it may be help...
How to Calculate the Metal Mass Fractions in a Two-Metal Alloy System
Folks, I was surprised to see the wrong formula for metal alloy density calculations on YouTube. The wrong (Eq. 1) and correct (Eq. 2) formulas ...
New Excel Software Tools to Practice for SMTA Certification #2: Reflow Profiling
Folks, In my last post, I shared about an Excel®-based software tool called Line Balancer™ to help candidates for SMTA Certification prepare...
New Excel Software Tools to Practice for SMTA Certification #1: Line Balancing
Folks, I recently developed some Excel®-based software to help those who are planning to take the SMTA certification exam to practice. Software to...