TOP 10
04
64.63 US $ per kg
Praseodymium is a lanthanide and rare earth metal . The main mining areas for praseodymium are China , the USA , Brazil , India , Sri Lanka , and Australia .
Praseodymium is used in highintensity permanent magnets , essentials for electric motors and generators used in hybrid cars and wind turbines . It is also used in nickel metal hydride ( NiMH ) rechargeable batteries for hybrid automobiles . Praseodymium is used in aircraft engines , highintensity carbon arc lights , and lighter flints .
03
152.20 US $ per kg
Dysprosium is a lanthanide and rare earth metal . The main mining areas of dysprosium are China and Malaysia .
We use dysprosium alloys in ship sonar systems and sensors and transducers . It is also used in data storage applications , such as hard discs . Manufacturers use dysprosium in laser materials , sound systems , and lamps .
28 November 2022