Learn about the latest posts about coding and marking industries and MEENJET.
- How to Print High-Contrast Barcodes on Anodized Aluminum Components Aug. 17, 2026 Direct Part Marking (DPM) of barcodes on anodized aluminum requires balancing optical contrast and oxide layer integrity: Black & Dark Anodized: Best processed using MOPA Fiber Lasers (1064 nm) with short pulse widths to se...
- HDPE vs. PET Bottles: Why Laser Marking Setup Changes for Each Substrate (CO₂ vs. UV) Aug. 13, 2026 Switching rigid container lines between High-Density Polyethylene (HDPE) and Polyethylene Terephthalate (PET) involves more than swapping bottle molds. It changes the photothermal reaction between coherent light and polymer ma...
- FDA UDI Compliance on Surgical Tools: Stop Rust & Fading After Passivation (Laser Annealing vs. Picosecond) Aug. 11, 2026 Struggling with UDI codes fading after autoclaving or causing micro-rust after citric/nitric acid passivation on surgical tools? •Standard Fiber Lasers (Q-switched): Thermal heat disrupts the chromium oxide passivation layer, cau...
- Black Rubber & EPDM Hose Coding: How to Print High-Contrast, Rub-Proof 2D Codes Aug. 07, 2026 Facing low-contrast or smudging DataMatrix codes on black rubber, EPDM hoses, or extruded automotive seals? The solution depends on your production environment and budget: High-speed extrusion lines: Use Continuous Inkjet (CI...



