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Precision AA/AAA Battery Metal CapsDurable & Corrosion-Resistant End Caps

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ব্যাটারি আনুষঙ্গিক যন্ত্রাংশ
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AA & AAA Battery Metal Caps

Reliable Terminal Solutions for Alkaline and Lithium Batteries


Product Overview

Battery metal caps (upper/lower ends) are critical components ensuring secure electrical contact and leak-proof performance in AA and AAA batteries. AtMouldParts.net, we produce precision-stamped metal caps using advanced cold-forming technology, delivering unmatched consistency for high-volume battery assembly lines.


মূল বৈশিষ্ট্য & Benefits

🔋 Superior Conductivity & Durability

  • উপাদান: Nickel-plated steel orcopper alloy for optimal electrical performance.
  • Anti-corrosion coating withstands electrolyte exposure (pH 3–12).

⚙️ Precision Engineering

  • Tight tolerance (±0.02mm) for seamless fit with battery casings.
  • Custom diameters14.5মিমি (AA) / 10.5মিমি (AAA) standard (other sizes available).

🛡️ Safety Compliance

  • MeetsIEC 60086UL 1642, andRoHS standards.
  • Burr-free edges to prevent internal short circuits.

🌍 Scalable Production

  • Annual capacity900 million units (multi-stage progressive dies).
  • Compatible with automated battery assembly systems.

Technical Specifications

ParameterAA Battery Caps AAA Battery Caps
উপাদানNickel-plated Steel (0.2মিমি)Nickel-plated Steel (0.15মিমি)
Diameter14.5mm ±0.02mm10.5mm ±0.02mm
Surface FinishElectrolytic polishing (Ra ≤0.4μm)Mirror polish (Ra ≤0.2μm) optional
Salt Spray Test96hrs (no red rust)72hrs (no red rust)
CertificationsRoHS, REACH, ISO 9001RoHS, REACH, ISO 9001

Applications

  • Consumer Batteries: Alkaline, lithium, and rechargeable AA/AAA cells.
  • Industrial Power Packs: Emergency lighting, IoT devices, medical equipment.
  • Custom Solutions: Button cell caps, specialty battery terminals.

Why Choose Our Battery Caps?

✅ Zero Defect Guarantee

  • 100% automated optical inspection (AOI) for dimensional accuracy.

🚚 Global Logistics

  • ready to ship in3–5 days.

🔧 Customization Support

  • Prototype development in7 days with DFM feedback.

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