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  1. Deep-hole thin wall ring SmCo magnet
  2. Rotor magnet for quartz watch stepping motor
  3. Rotor magnet for quartz watch or electric meter counter stepping motor
  4. All block, ring and cylinder made of super-hard materials
  5. Agate products, industrial ceramics, magnetic materials
  6. Precision machining, watches ' parts
  7. Special-shaped artificial-corundum products
  8. watches'gem-bearings
  9. Mirco-hole thin wall ring magnet
  10. Jewel bearings
  11. Industrial jewels for nozzle orifice
  12. Gem Stone Operation Blade
  13. Fiber Optic Connector
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Super hard materials PDF File Download

All block, ring and cylinder made of super-hard materials, tolerance within 0.02 mm

The processing of Ring magnet:

SmCo block-----cut into strips----cut into pellet--- ----grind to be round----- laser drilling ---- enlarge the hole---- grinding the outer ring surface precisely --- flat grinding with parallel sides precisely----magnetizing and packing

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