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EDUCATION PORTAL
Learn about PECM, Voxel's mission, case studies, and more.
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PECM & Aesthetic Microneedle and Cannula Devices
Two very different devices (hollow cannulas used for dermal filler and fat grafting, and solid microneedle arrays used for collagen-induction skin treatments) both depend equally on the scalability and repeatability of the manufacturing processes used to make them.

Kirk Abolafia
Aug 510 min read


The Role of Uniformity in Critical Manufacturing
When looking at dense arrays of features feeding the aerospace, medtech, or semiconductor industries, it is their pitch, diameter, and edge consistency that helps decide whether flow behaves predictably downstream.

Kirk Abolafia
Jul 305 min read


PECM & Sharp or Rounded Edges
Consider the following scenario: a part print calls out a sharp internal corner, and the machinist reads it, cuts it, and moves on. Nobody asks whether that corner should be sharp in the first place. On vacuum hardware, implants, and fatigue-critical aerospace and energy components, that corner is often the reason a part fails months or years later, not the reason it passes inspection today. Pulsed electrochemical machining (PECM) has a specific relationship with sharp edges:

Kirk Abolafia
Jul 226 min read


Micro-Feature Quality, Macro-Economic Impacts: Aerospace & Fuel Efficiency
Sources are linked at bottom. Turbine efficiency conversations tend to start and end with turbine inlet temperature (TIT), since it is one of the most direct levers on the thermal efficiency of a gas turbine's Brayton cycle, the compress-burn-expand cycle that governs how a gas turbine converts fuel into work. Raising TIT increases that cycle's efficiency, because a hotter, higher-energy gas entering the turbine does more useful work per pound of air as it expands, which is w

Kirk Abolafia
Jul 167 min read


A Closer Look at What Causes Fatigue & Microcracks
Fatigue is a hidden monster when it comes to critical metal parts. The key issue: the defect isn't always visible; sometimes it's just a few microns deep below the surface, waiting for enough load cycles to matter. And when it matters, that can result in part failure on critical systems, from orthopedic fixtures to aerospace engines.

Kirk Abolafia
Jul 910 min read


Medtech Part Volumes Are Climbing Faster Than Most Shops' Post-Processing Capacity
Robotic-assisted surgery, minimally invasive instruments, and drug delivery devices are all scaling part volume at once. Post-processing is the bottleneck they share. Stryker's Mako system has now been used in more than two million robotic-assisted procedures, and robotic-assisted orthopedic surgery remains the fastest-growing segment in the surgical robotics market. And that isn't a one-off data point: minimally invasive surgical instruments (MIS) are expanding near a 9.5% C

Kirk Abolafia
Jul 37 min read


Why Doesn't Material Hardness Affect PECM as Much?
In conventional machining, one of the quickest, most pressing concerns is a given material's hardness because of so many potential problems. PECM largely avoids those challenges by being a non-contact and non-thermal methodology.

Kirk Abolafia
Jun 265 min read


The Science Behind Burrs (And PECM's Preventative Solution)
Burrs are direct evidence of mechanical failures found in most conventional manufacturing methods. PECM doesn't just act as a great deburring methodology but can be used to avoid burrs in the first place.

Kirk Abolafia
Jun 178 min read


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