... iron powder1.Merchandise name:powder,iron product,bronze powder,reduced iron powder, metal powder,fe powder,iron powder,nano-powder,magnet,ferrite coresMain ... up to 8000-12000 hours.3.Can resist high temperature or wear, while using it won’t ... good hardness!9.Can match with the magnetic powder brake and clutch from home and abroad, after ... has no corrosion spots. Supply Iron powder for food additives