1. Metallographic abrasive paper is a special abrasive paper used for grinding during metallographic analysis in physical laboratory. It is suitable for metallographic grinder and belongs to water resistant abrasive paper.
2. It is usually cut into a circle. According to the diameter of grinders produced by different manufacturers, there are 8 inches (200-203mm), 9 inches (220-230mm), 10 inches (250mm), 12 inches (300mm), which can be made into stickers with adhesive on the back.