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LogoGanzhou Magnets

Sourcing partner for NdFeB and SmCo magnets for industrial buyers.

Email: [email protected]WhatsApp: +8618857971991
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Case studies

Magnet sourcing case studies

Real-world applications from industrial buyers. Review the problem, solution, specs, and results before submitting your RFQ.

HVAC - Linear actuator assemblies

Block Magnets for HVAC Linear Actuator Production Line

Scaling from 500 to 10,000 pcs/month of N35 block magnets for HVAC damper actuators while reducing unit cost by 18%.

2026/03/15
  • Unit cost reduced by 18% at scale
  • Production scaled from 500 to 10,000 pcs/month

Subsea / Marine - Magnetic coupling for ROV thrusters

Magnetic Assembly for Underwater ROV Thruster Coupling

Custom magnetic coupling assembly using N42 NdFeB ring magnets with epoxy coating for subsea ROV thruster applications.

2026/03/10
  • Coupling torque matched target within 3%
  • Assembly passed 200m depth pressure testing

Medical Devices - Rotary encoder assemblies

Micro Ring Magnets for Medical Device Encoder Assembly

Precision micro ring magnets (Ø6 × Ø3 × 2mm) with parylene coating for implantable medical device rotary encoders.

2026/03/05
  • Dimensional tolerance held at ±0.02 mm across 10,000 pcs
  • Parylene coating thickness 10±2 μm verified per batch

Industrial Automation - Servo motors

Arc Segment Magnets for Industrial Servo Motor Upgrade

Replacing ferrite arc segments with NdFeB N45H arc magnets to increase torque density in servo motors.

2026/02/20
  • Torque density increased by 35%
  • Motor weight reduced by 22%

Wind Energy - Blade pitch sensors

Custom Countersunk Magnets for Wind Turbine Blade Pitch Systems

Sourcing N48SH countersunk magnets with epoxy coating for offshore wind turbine pitch sensor assemblies.

2026/02/15
  • Salt spray resistance increased to 500+ hours
  • Dimensional consistency within ±0.03 mm across 5,000 pcs

EV Motors - Rotor assemblies

EV Motor Rotor Magnets with Tight Tolerance Control

Reducing scrap and lead time for EV motor rotor assemblies using N42SH NdFeB magnets.

2026/01/30
  • Scrap rate reduced from 4.8% to 1.6%
  • Lead time stabilized to 3-4 weeks

Steel processing - Lifting and handling

Industrial Lifting Magnet Upgrade for Steel Handling

Improving lifting stability and coating durability for a steel service center.

2026/01/30
  • Lift stability improved by 18%
  • Coating failure rate reduced by 60%

Automation - Sensor assemblies

SmCo Sensor Magnets for High-Temperature Automation

Securing stable magnetic performance in a 200C automation line.

2026/01/30
  • Operating temperature increased to 200C
  • Lead time kept within 4-6 weeks