PCB Cross-Section (Microsection) Analysis

Ensure the integrity of your printed circuit boards with Element's expert PCB microsectioning and cross-section analysis services. Our IPC-certified technicians accurately analyze complex, multi-material PCBs including high-aspect ratio boards with features as small as 0.001". Whether for conformance testing, failure analysis, or vendor qualification, we deliver precise results with industry-leading turnaround times.

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What is PCB microsectioning analysis at Element?

PCB microsectioning, also called cross-section analysis, is the most widely accepted method for analyzing the through-hole integrity of printed circuit boards (PCBs) or printed wiring boards (PWBs). At Element, we perform this delicate process with specialized expertise, ensuring precise cross-sectional preparation within 10% of the plated-through hole center. This precision is crucial when examining boards containing diverse materials with different hardness properties like glass, aramid fibers, copper, epoxy, and solder.

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What can Element offer you for printed circuit board cross-section analysis?

Components We Test

Element offers comprehensive cross-section analysis for various board types and components, including multi-material PCBs containing glass, aramid fibers, kapton, copper, acrylic adhesive, epoxy, polyimide, Teflon, and solder. Our techniques account for the different relative hardness of these materials, ensuring accurate analysis regardless of material complexity.

Key Tests Offered

Whether you require regular conformance cross-section analysis, failure analysis, vendor qualification, or lot verification, Element has the experience and knowledge to provide you with the highest quality testing and fastest turnaround available. Each test is performed with precision and according to industry standards to ensure your boards meet quality and reliability requirements.

Methods and Solutions Offered

We deliver precise cross-section analysis within 10% of the plated-through hole center, the critical area for accurate assessment. Our experts use specialized techniques to properly prepare and analyze samples despite the challenges presented by materials with different hardness properties and mounting media, ensuring reliable results for your quality control needs.

Which Labs Offer This Service

Notably among our circuit board testing labs worldwide, our Anaheim, CA and Baltimore, MD labs, formerly known as Microtek and Trace Labs, have more than 30 years of experience partnering with leading OEMs and manufacturers.

Training Services Available

Beyond testing services, Element provides hands-on microsection preparation and analysis training for your in-house staff. This training can be conducted either at one of our laboratories or on-site at your facility, helping you improve the quality of your PCB microsections and build internal capabilities.

Standards we test to and products we test

These are our most prevalent requests. Don't see what you're looking for? Contact us!

All of Element's test inspection personnel for PCB analysis and PCBA analysis are certified to IPC-A-600 and IPC-A-610 visual acceptability standards.

Your Challenges, Our Solutions

Complex Material Analysis

PCBs contain many materials with different hardness properties, making cross-sectioning difficult. Element's specialized techniques account for these differences, allowing us to produce accurate sections regardless of material composition, giving you reliable data about your board integrity.

Specialized Expertise Required

PCB microsection analysis demands specialized skill as the process is extremely delicate. Element's IPC-certified technicians have the expertise to perform precise cross-sectional preparation and are certified to IPC-A-600 and IPC-A-610 visual acceptability standards, ensuring your analysis results are accurate and reliable.

High-Precision Analysis Needs

Analyzing high-aspect ratio PCBs and features as small as 0.001" requires exceptional precision. Element's cutting-edge equipment and expert staff accurately cross-section even the most challenging boards, including blind and buried via holes, SMT devices, and fine solder joints.

In-House Capability Building

Developing internal microsectioning capabilities can be challenging. Element provides hands-on training for your staff either at our facilities or yours, empowering your team to improve the quality of your PCB microsections and build valuable in-house expertise.

Why Choose Element

Element testing engineer in anechoic chamber for electromagnetic compatibility and wireless device testing

Historic Industry Experience

Nearly 30 years of printed circuit board testing with large OEMs, bringing specialized technical knowledge to every project.

IPC-Certified Technicians

All our test inspection personnel are certified to IPC-A-600 and IPC-A-610 visual acceptability standards.

High-Aspect Ratio Capability

We accurately analyze complex PCBs with blind and buried via holes down to 0.001".

Fastest Turnaround Available

Element provides the highest quality testing with industry-leading turnaround times.

Frequently asked questions

What is ROSE testing and why is it important?

Resistivity of Solvent Extract (ROSE) Testing provides a quick quantification of overall PCB/assembly cleanliness. Using a simple resistivity meter, it delivers a singular value to rate cleanliness. ROSE testing is considered the workhorse of cleanliness testing due to its many advantages, including low cost and rapid assessment capabilities.  

How do contaminants affect PCB performance?

Contaminants on PCBs can lead to corrosion, electrical shorts, high-resistance connections, and ultimately product failure. Ionic species and organic residues can particularly impact long-term reliability by causing gradual degradation of circuits and components over time.

When would you use FTIR versus SEM/EDS analysis?

FTIR spectroscopy is a non-destructive technique usually employed when a contaminant is believed to have an organic component, such as materials that could lead to corrosion resulting in high-resistance shorts. SEM/EDS analysis is typically paired with FTIR to investigate contaminants believed to have inorganic or metallic components, providing both visual and elemental information about an area of interest.  

30 years
of PCB testing experience

0.001"
analysis of features with precision

10% margin
around plated-through hole

9,000+
testing experts worldwide

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