Dysprosium metal rem 8 kg element 66 nugget 99.9%
Dysprosium – reactive rare-earth metal, forms an oxide layer in air, highest magnetic strength at low temperatures (alongside holmium). Used in nuclear reactors (control rods), laser materials, information media, and capacitors. Available from Auremo.
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Dysprosium is a chemical element of the yttrium subgroup, a rare-earth metal. It has a silvery color characterized by a dull luster. Dysprosium slowly oxidizes in air, does not dissolve in water. Its properties differ only slightly from those of other lanthanides. Dysprosium is present in small amounts in phosphors, magnetic alloys, and special glasses.
Dysprosium is a base metal and is very reactive. In air, it forms an oxide layer; in water and in dilute acids, it dissolves with the formation of hydrogen. Dysprosium and holmium have the highest magnetic strengths of all elements at low temperatures.
Together with vanadium, dysprosium is used to produce laser materials. Due to the high neutron absorption cross-section, nickel oxide dysprosium cermet is used in nuclear reactions as control rods. Dysprosium combined with cadmium is used as a source of infrared radiation, which is used to study various chemical reactions. Since dysprosium is very susceptible to magnetization, it is used for various information media, especially CDs.
Properties of dysprosium:
- reactive metal
- in air, it forms an oxide layer
Main applications of dysprosium:
- control rods in nuclear reactors
- shielding material in nuclear technology
- materials testing technology
- capacitors
In our Auremo online shop, you can find many rare metals at a low price. With many years of experience, we are able to deliver the goods to you as quickly as possible.
Mechanical properties (room temperature):
| Elastic modulus GPa | Bulk modulus GPa | Shear modulus GPa |
| 61 | 41 | 25 |
Physical properties (room temperature):
| Density g/cm3 | Melting point °C | Boiling point °C | Thermal conductivity W/mK | Electrical conductivity MS/m |
| 8.5 | 1407 | 2567 | 11 | 1.08 |







