The preparation of metallographic samples cannot be separated from metallographic sandpaper. In the market, there are many brands of metallographic sandpaper, and there are also various grinding media, such as silicon carbide, alumina, diamond, ceramics, and so on. Among numerous metallographic sandpaper, silicon carbide metallographic sandpaper is commonly used and belongs to the general type metallographic sandpaper. It not only has good water resistance, but also has excellent grinding performance, and is widely used in production, quality control, and research. The preparation of metallographic samples is almost always used.

    How to purchase metallographic sandpaper from the perspective of preparing high-quality metallographic samples? Of course, the first step is to have excellent grinding performance; Secondly, it needs to be more wear-resistant and have a longer service life.


Especially for sample preparation with high requirements for quality control and material research, the quality requirements for metallographic sandpaper will naturally be higher. For this special requirement of metallographic sandpaper, it is currently widely accepted in the domestic market that it is imported from the United States and Denmark, both of which are well-known brands in the industry. The quality has also been proven through countless high-end metallographic laboratory practices, and it is not worth mentioning. The price is much higher than that of domestically produced ones, but for preparing samples with high requirements, this imported metallographic sandpaper is really necessary. The prominent characteristics of this high-quality imported metallographic sandpaper are good grinding performance and high efficiency. In general, a sample can be ground flat in about 2-3 minutes in one grinding process, and the grinding surface can effectively remove scratches from the previous process, effectively removing deformation layers, with minimal surface damage, effectively reducing subsequent polishing preparation time, and shortening the preparation time of the entire sample.

    In terms of service life, under the same particle size and operating conditions, this imported metallographic sandpaper has a service life of at least 3-5 times that of other ordinary metallographic sandpaper of the same type.


Therefore, for the preparation of metallographic samples with high requirements, it is still cost-effective to choose imported QMAXIS silicon carbide metallographic sandpaper. While meeting the requirements for high-quality sample preparation, the overall cost may not be very high. Therefore, it is recommended to use this industry recognized QMAXIS brand of imported metallographic sandpaper.