Shenzhen Rishenglong Co., Ltd.
                                                                                                           
Verified Supplier
4 Years
Since 2022
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Custom Aluminum Die Casting Earphone Housings Die Casting Molds OEM/ODM

Price Negotiable
Price: 0.5-15$
MOQ: 100
Delivery Time: 7-15days
Brand: HUARONGDA
Product Description
Custom OEM/ODM Aluminum Die-Casting Earphone Housings
Attribute Value
Material Aluminum Zinc, Brass, Stainless Steel, Iron
Surface Finishes Electroplating, Oxidation, Sandblasting
Dimensional Tolerance ±0.01 mm
Certifications ISO 9001
Brand hrd
Lead Time 1–100 pcs: 9 days
Key Specifications
  • Origin: Guangdong, China
  • Brand: HRD
  • Model: HRD0014 Earphone Case
  • Materials: Standard: Aluminum; Options: Zinc, Brass, Stainless Steel, Iron
  • Surface Finishes: Electroplating, Oxidation, Sandblasting
  • Dimensional Tolerance: ±0.01 mm
  • Certifications: ISO 9001
  • Quality Control: 100% inspected (dimensional checks, material tests)
  • Drawing Formats Accepted: 2D (PDF/CAD), 3D (IGES/STEP)
  • MOQ: 1 piece

Packaging, Lead Time & Pricing
  • Package Size: 10 × 5 × 2 cm; Gross weight 2 kg
  • Lead Time: 1-100 pcs: 9 days; > 100 pcs: negotiable
  • Customization (≥100 pcs): Logo, packaging design, artwork
  • Tiered Unit Pricing:
    • 1-99 pcs: US $1.00/pc
    • 100-9,999 pcs: US $0.80/pc
    • 10,000-99,999 pcs: US $0.51/pc
    • ≥100,000 pcs: US $0.18/pc
  • Sample Price: US $50 (first sample)

Why Choose Our Die-Cast Earphone Housings?
  • Factory-Direct Savings & Scalability
    Competitive tier pricing and volume discounts, from single-piece prototyping to mass production.
  • Ultra-Fine Precision
    Tight ±0.01 mm tolerances ensure seamless assembly with internal electronics.
  • Material & Finish Flexibility
    Multiple alloys and surface treatments to match aesthetic, wear-resistance, or conductive requirements.
  • Rapid Turnaround
    Fast prototyping and tooling processes reduce time-to-market for new audio products.
  • Robust Quality Management
    ISO 9001 systems and 100% in-process inspection protect against defects.

Future Trends in Earphone Housing Manufacturing
  • Ultra-Lightweight Alloys & Composites
    Ongoing R&D into magnesium alloys and polymer-metal hybrids to shave grams off each unit.
  • Advanced Surface Coatings
    Anti-fingerprint, UV-resistant, and antibacterial nanocoatings to enhance longevity and hygiene.
  • Digital Twin & Smart Tooling
    Real-time monitoring of mold conditions via IoT sensors for zero-defect production.
  • Sustainable Production
    Incorporation of recycled aluminum and low-emission furnaces to meet global eco-standards.

Typical Applications
  • True Wireless Stereo (TWS) earbud shells
  • Premium over-ear and on-ear headphone frames
  • Hearing aid and medical audio device enclosures
  • Precision electronic housings for wearables
  • Custom audio accessory components

Frequently Asked Questions
Q: What is the minimum order quantity?
A: Prototype orders start at 1 piece; volume pricing applies from 100 pieces.
Q: Can I get a pre-production sample?
A: Yes--a sample is available at US $50, refunded upon mass-order confirmation.
Q: Which design files do you accept?
A: We work with 2D PDF/CAD and 3D IGES/STEP formats for DFM review.
Q: How are shipping costs handled?
A: Shipping is negotiated based on order size, weight, and destination.
Q: Do you offer custom branding and packaging?
A: Yes, both logo branding and bespoke packaging are available for orders over 100 pcs.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Rishenglong Co., Ltd.
Location Room 101, Building B, Depu Electronics City, Shangxing South Road, Shangxing Community, Xinqiao Street, Shenzhen, Guangdong, China
Contact Person Lily

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