Category Archives: Surface Cleaning

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Establish Surface Contamination Inspection and Monitoring

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We have discussed several topics about surface cleaning process and contamination in previous articles.  In this article, we would like to discuss something about establishing contamination inspection and setup monitoring scheme ensures the surface cleanliness.   Surface contaminant will cause yield impact and reliability to the products such as the process involve surface coating, the […]

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Setup Surface Inspection for Visual Defect & Particle

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After understanding the visual and contamination defect, now we need to setup a surface visual defect inspection system in order to detect the surface defect and particulate contamination.  There are many type of surface inspection methods, system and equipments available in the market which field engineer could select.  In this article, we are going to […]

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Understand Surface Contaminants

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We had discussed about the basic of wet surface cleaning process, before we come to the exact detergent selection for contaminant removal, we would like to reveal some aspects to understand surface contaminants. Contaminants or contamination generate during the manufacture process will cause rejection and product degrade in quality and reliability.  Understand the surface contaminant […]

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Basic Surface Cleaning Process

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Surface cleaning is becoming more critical and stringent in many industries cleaning process, this include wafer surface cleaning process and hard disc drive surface cleaning.  The main objective of surface cleaning is removing small particulate and left over on the substrate surface.  The particulate mainly come from previous process such as abrasive and sludge. Field […]

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