Part of the humanoid robot

Magnets

Sintered neodymium magnets on the rotor. The part the rule cares most about: most are made in one country.

The step: Sintered NdFeB magnet · Actuated joint

Align in field and press; sinter 1000 to 1100 C; two-stage anneal 850 to 950 C and 400 to 600 C; machine; grain-boundary diffusion of Dy or Tb for coercivity; nickel or epoxy coat; magnetize. Output: sintered NdFeB segments or ring, grade N42SH to N45UH class for joint rotors.

The map, filtered to who makes this.

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The humanoid robot, with the magnets lit

Who makes it, by country57 on the index

  1. China35
  2. Japan5
  3. United States4
  4. South Korea3
  5. Germany2
  6. Taiwan2
  7. United Kingdom1
  8. India1
  9. Canada1
  10. Finland1

By result

  • OSC: Allied owner7
  • OSC: Owner unclear16
  • OSC: Covered-nation owner22
  • No record12

Results under OSC foreign influence. What each result means

Where they are

355

Makers on the index

All 57 on the map →