Ferric chloride (FeCl₃) plays a central role in the manufacturing of printed circuit boards (PCBs), primarily as an etchant used to selectively remove excess copper foil from copper-clad laminates, thereby forming the predefined circuit patterns. This etching process is an indispensable part of PCB manufacturing, and its success directly affects the electrical performance and reliability … Read more
<code class="language-plaintext"><span><span>∆</span></span> When you think of 3D printing, you might picture plastic figurines or uniquely shaped industrial parts. In fact, this technology has “secretly” evolved to an unexpected level. Imagine if 3D printing could not only create a standalone part but could directly penetrate into the core chips of phones and computers, “growing” a pure … Read more
Domestic tungsten steel drill bits achieve a significant breakthrough Recently, a company in the Torch High-tech Zone Xiamen Maida Intelligent Technology Co., Ltd. announced the successful production of tungsten steel drill bits with a diameter of only 0.009mm (9 microns) which can be applied in the fields of semiconductors, medical devices (such as micro-hole processing … Read more