... 4, Guaranteed quality Reduced iron powder1.Merchandise name:powder,iron product,bronze powder,reduced iron powder, metal powder,fe powder,iron powder,nano-powder,magnet,ferrite coresMain SpecificationsItemPurityIron98. ... similar products.8.The magnetic powder’s color is in line with Japan’s and has good ... hardness!9.Can match with the magnetic powder brake and clutch from home and abroad, ...