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Process flow of surface mount technology 1. Dispensing: Since most of the circuit boards used now are double-sided patches, in order to prevent the components on the input surface from falling off due to the re-melting of the solder paste during the second return to the furnace, a glue dispenser is ... Read More
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The difference between wave soldering and reflow soldering: The reflow soldering process is to remelt the paste-like solder pre-distributed on the printed board pad to realize the mechanical and electrical connection between the solder end of the surface mount component or the pin and the printed ... Read More
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Talking about the classification characteristics of welding materials in SMT patch processing According to its components, solder in SMT chip processing can be divided into tin-lead solder, silver solder, and copper solder. According to the environmental humidity used, it can be divided into high... Read More
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Analysis of the main defects of reflow soldering! • Solder Balls: Reasons: • 1. The screen-printed holes are not aligned with the pads, and the printing is not accurate, which will make the solder paste dirty the PCB. • 2. The solder paste is exposed to too much in an oxidizing environment, and too ... Read More
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The nozzle is an important factor affecting the placement rate The nozzle of the placement machine is an important factor affecting the placement rate, and the causes are divided into internal and external causes. 1: Internal reasons On the one hand, the vacuum negative pressure is insufficient. ... Read More
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Comprehensive analysis of the structure principle of SMT placement machine The placement machine is the production equipment with the highest technical content on the SMT production line. It is responsible for accurately and non-destructively placing components on the specified position of the PCB ... Read More
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Mounter maintenance preparation and maintenance methods The placement machine is the most core automation equipment in the SMT process. It is a highly automated production equipment, which is equivalent to a placement robot. For this kind of high-precision production equipment, it must be properly ... Read More
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What are the factors that affect the quality of reflow soldering? 1. Should have the temperature curve test function. If the device does not have this configuration, the temperature curve collector should be purchased outsourcing. PCB design and processing quality, components and solder paste ... Read More
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What details should be paid attention to when choosing a fully automatic loading machine Many people often complain that the automatic loading machine has no results, and no significant changes have been brought about. Some people will also come to the view that "the automatic loading machine has no ... Read More
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The difference between SMT and DIP DIP is the abbreviation of DOUBLE IN-LINE PACKAGE, dual in-line assembly. SMT (SMD) is the surface assembly technology (abbreviation of SURFACE MOUNTED technology), which is a popular technology and process in the electronics assembly industry. The difference ... Read More
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| Sales office:HENGFENG INDUSTRIAL AREA,ZHOUSHI ROAD NO. 739,HEZHOU COMMUNITY,HANGCHENG STREET,BAOAN,SHENZHEN,CHINA | |
| +0086-136-70197725 | |
| linda@eton-mounter.com | |
