Blogs
Welleltron blog aims to share our hard-earned knowledge on PCB manufacturing. We hope these articles will assist you in selecting the right products and provide a deeper understanding of the world of rapid PCB manufacturing. Happy reading!
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How to Choose PCB Locating Pins
By lucaismilelove@gmail.com
• 28/10/2026
Selecting Locating Pins material, tip geometry, or mounting tolerance results in mechanical binding, hole edge gouging, probe mis-hits, and premature pallet degradation. -
Round and Diamond Pins for SMT Fixtures: Design Guide
By lucaismilelove@gmail.com
• 28/10/2026
This design guide covers round and diamond pins pairing for SMT fixtures. Explore positioning logic, layout rules, orientation control, fit clearance and common setup mistakes to prevent PCB binding and alignment drift. -
How to Measure PTH Copper Thickness Accurately Using CMI700
By lucaismilelove@gmail.com
• 27/10/2026
CMI700 coating thickness gauge utilizes micro-resistance technology for non-destructive inspection of copper thickness inside holes. -
Types of Calibration Plates |Selection Guide
By lucaismilelove@gmail.com
• 12/10/2026
Types of Calibration Plates | Selection Guide: Functional Materials, Patterns & PCB Metrology -
Hitachi ETP Probes Upgrade, Repair & Extend
By lucaismilelove@gmail.com
• 11/10/2026
Hitachi ETP Probes: Upgrading, Repairing, and Extending Service Life for Maximum Yield -
What are the types of Probes
By lucaismilelove@gmail.com
• 11/10/2026
A Complete Guide to ETP Probes, TRP, SRP-4 Probes, and Industrial Sensors -
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OPS Surface Finish
By lucaismilelove@gmail.com
• 10/01/2026
333 OPS Surface Finish 444 Wet Process wrwer -
Why Choose CNC Machining China Supplier for Precision Components
By lucaismilelove@gmail.com
• 09/01/2026
This article explores the competitive reasons to choose a China CNC machining parts manufacturer -
CNC Collets: Types and Sizes to Choose From
By lucaismilelove@gmail.com
• 09/01/2026
CNC collets ,collet types and sizes, the mechanics of how do collets work, and the essential maintenance protocols for modern collet manufacturing standards. -
Types of Industrial Brush Rollers and Applications
By lucaismilelove@gmail.com
• 08/01/2026
Industrial brush rollers, also known as a cylindrical or rotary brush, is a rotating tool designed to interact with a substrate’s surface for cleaning, deburring, or polishing. In 2026, the rise of “Smart Manufacturing” has seen the integration of sensors into industrial brush rollers, allowing facilities to monitor bristle wear and temperature in real-time. Types… -
2026 CPCA show opening in Shanghai ChinaCPCA2026 CPCA show opening in Shanghai China
By lucaismilelove@gmail.com
• 06/01/2026
2026 CPCA Exhibition Opens in Shanghai — Industry Benchmarks and Strategic Focus
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