facial mask production

Key Consumables in Semiconductor Photolithography Process

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Key Consumables in Semiconductor Photolithography Process

1 The mask is a key consumable in the photolithography process. The main processes in semiconductor wafer manufacturing include wafer preparation, pattern transfer, material doping, deposition, etching, and packaging. The photolithography process is the core procedure in semiconductor manufacturing, which includes: incoming material cleaning, drying, HDMS adhesion promotion, cold plate, pre-coating baking, cold plate, edge … Read more

Why is Chip Tape-Out So Expensive?

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Why is Chip Tape-Out So Expensive?

Multiple failed tape-outs may lead to the collapse of a company. The chip industry is no stranger to tape-out. The so-called tape-out refers to the process of manufacturing chips through a series of steps, akin to an assembly line. This stage is crucial as it lies between chip design and mass production. In simple terms, … Read more

Detailed Explanation of PLC Control Technology for Facial Mask Production Equipment

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Detailed Explanation of PLC Control Technology for Facial Mask Production Equipment

The control system of facial mask production equipment directly affects product quality and production efficiency, a reasonable PLC control scheme is the key to ensuring efficient and stable production. 1. Hardware Configuration 1.1. PLC and Expansion Module Selection The core of the facial mask production line control system uses the Siemens S7-1200 series CPU 1214C … Read more