What is the Armature Plate Terminal?
Armature Plate Terminal components combine a stamped plate profile with the mounting or connection features required by a relay assembly. Selecting the correct pure iron grade and controlling critical dimensions can reduce fitting adjustments, assembly rejects and downstream rework costs. Custom production based on approved drawings allows material verification, stamping, finishing and inspection requirements to be coordinated before batch release.
Technical Specifications & Materials of New Energy Vehicle Relay Armature
| Parameter Dimension | Technical Specification |
|---|---|
| Material Designation | DT4C / High-Purity Electrician Iron |
| Chemical Composition | C ≤ 0.008%, Si ≤ 0.015%, Mn ≤ 0.15%, P ≤ 0.012%, S ≤ 0.008% |
| Initial Permeability (μᵢ) | ≥ 1.25 × 10⁻³ H/m |
| Coercive Force (H_c) | ≤ 56 A/m (After vacuum magnetic annealing) |
| Saturation Induction (Bₛ) | 2.15 T |
| Hardness (HV1) | 85 – 105 HV (Annealed state) |
Main Functions of EV Relay Magnetic Armature
Electromagnetic Switching Actuation
Serves as the primary movable magnetic conductor within the relay coil assembly, bridging the air gap efficiently when flux is generated by energization.
Circuit Current Control Alignment
Maintains accurate spatial alignment with spring contact blades, translating magnetic force into linear mechanical displacement to drive electrical contacts together.
High-Efficiency Electromagnetic Energy Conversion
Translates low-power coil inputs into high-energy mechanical closure forces, minimizing thermal dissipation inside sealed enclosure housings.
Packaging & Transportation of Soft Magnetic Armature for EV Relay
| Packaging Phase | Material / Configuration | Function / Protection Level |
|---|---|---|
| Primary Inner | Anti-Corrosion VCI Bags with Desiccant | Moisture and vapor-phase corrosion barrier |
| Secondary Compartment | Thermoformed Plastic Trays / Tape & Reel | Prevents mechanical deformation of thin tabs |
| Outer Shipping | Heavy-Duty Double-Wall Corrugated Boxes | Shock absorption for international transit |
| Palletization | Fumigated Wooden Pallets with Stretch Wrap | Forklift handling stability; sealed against dust |
Partner directly with an established China factory to streamline your procurement pipeline-request your technical drawing review and Armature Plate Terminal quote today.
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