Application engineering

Motors & drives

High-speed motors, compact actuators and thermally demanding drive systems.

Application concept: motors & drives
Servo motor application concept

Material to component

Design around torque, temperature and the rotor envelope

SmCo is a material choice within the motor system. The rotor layout, magnetic load line, reverse field and thermal exposure still determine the component specification.

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Material selection

Evaluate the complete system

A motor magnet must do more than meet a room-temperature energy-product specification. Operating temperature, reverse field, rotor geometry and magnetization direction determine the actual working point. Hangda supplies high-energy SmCo grades and custom arc or segmented geometries for engineering evaluation.

This is a requirements-led engineering discussion, not a customer case study or an application approval.

Review material data

Requirements to discuss

  • Continuous and peak magnet temperature
  • Reverse magnetic field and load line
  • Rotor dimensions and magnetization direction
  • Assembly tolerances, retention and balancing requirements
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Candidate materials

A starting point for evaluation

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your next component.

Share your drawing, working conditions and material requirements.

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Compare SmCo grades

Compare only properties measured at the same temperature. Each published test condition is shown separately.

Specification confirmation H-series maximum temperature differs between supplied documents: 350 °C in the grade table and 300 °C for XGS 35H in the English brochure. Request the current grade specification before design approval.

These are source-document values, not a signed application specification.

Discuss these grades

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