Coffee filters are made of paper and metal. For paper, you need to put filter paper into the filter cup to dilute the coffee. For metal, you can directly put the brewed coffee into it. Usually, metal is better than paper. It is good, can make the coffee emit a stronger aroma, after each use, be sure......
Read MoreMetal etching is a technique for removing materials using chemical reaction or physical impact. Metal etching technology can be divided into two types: wet etching and dry etching. Metal etching is composed of a series of complex chemical processes, and different corrosives have different corrosion ......
Read MoreShenzhen YanMing Plate Process Co., Ltd, an expert in lead frame, tells you today what the role of lead frame is. Our Dummy Lead Frame products have been unanimously recognized by our customers for their excellent quality! As the chip carrier of the integrated circuit, the lead frame is a key stru......
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