Products

Compression Bonded NdFeB

A core route for complex shapes, multipole rings, and compact assemblies.

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Why teams use this route

Compression bonded NdFeB is often selected when geometry freedom, multipole execution, and reduced secondary machining matter more than a maximum-energy sintered route.

What to confirm early

Geometry: confirm wall thickness, chamfers, and manufacturability limits
Magnetization: confirm pole count, direction, and fixture constraints
Tolerance: define critical dimensions and assembly-fit tolerances
Qualification: define sample tests, reliability checks, and release criteria
Near-net-shape geometry for motor and sensor programs
Suitable for bonded rings, arcs, and compact custom parts
Good fit for multipole magnetization strategies

Decision method

Use this sequence to move from generic discussion to an executable sourcing decision.

Start from drawing-level constraints: geometry, tolerance stack, and magnetization direction.
Screen route fit: bonded family vs fallback route under temperature, duty cycle, and assembly targets.
Request sample verification with explicit pass/fail metrics before tooling lock and volume commit.

Evidence package to request

Request these items before confirming route, budget, or timeline assumptions.

Part drawing or geometry baseline with critical tolerances
Target magnetic output and magnetization pattern
Operating temperature and reliability boundary conditions
Annual volume, tooling assumptions, and sample acceptance criteria

Scope limits

Boundaries that keep interpretation realistic and prevent over-claiming.

This page is a sourcing-screening guide, not a replacement for magnetic circuit simulation.
Final material and magnetization choices require full application context and engineering review.
Cost and lead-time assumptions must be confirmed against annual volume and tooling strategy.

Reviewed for sourcing decision quality by BondedMagnetSource application engineering.

Methodology references

Pages that provide the evidence basis for this screening framework.

Bonded magnet material guide and checkerRoute screening baseline for bonded families and fallback paths.
Bonded vs sintered comparisonTradeoff framework for geometry freedom versus raw magnetic output.
Compression vs injection process comparisonTooling and manufacturability decision points for route lock.