Shenzhen Xinhaisen Technology Limited
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OEM/ODM Automotive Speaker Covers Anti-Rust Etched Grilles for Tesla/Benz/BWM
Product Introduction
Our chemically etched automotive speaker grilles are engineered to meet the exacting standards of modern vehicle audio systems. These precision components provide optimal sound transmission while offering durable protection for speakers. The etching process allows for unparalleled design flexibility, enabling us to create both functional and aesthetically pleasing grille solutions.
Key Features & Benefits
Acoustic Performance Optimization
Precisely controlled open area ratios (30-70%)
Engineered hole patterns for minimal sound distortion
Tunable acoustic transparency (85-92% sound transmission)
Material Excellence
High-grade 304/316 stainless steel
Automotive-grade aluminum alloys (5052, 6061)
Titanium options for premium applications
Custom material solutions available
Precision Manufacturing
±0.03mm dimensional tolerance
Burr-free edges for clean sound output
Consistent quality across high-volume production
Durability & Protection
Salt spray tested for 500+ hours
Impact resistant designs
IP54+ rated dust/water protection
UV-resistant finishes
Design Flexibility
Custom hole patterns (round, hexagonal, slot)
Brand-specific designs and logos
Integrated mounting features
Multi-layer constructions
Technical Specifications
| Parameter | Specification | Notes |
|---|---|---|
| Material Options | 304/316 SS, Al 5052/6061, Titanium | Other alloys available |
| Thickness Range | 0.2mm - 1.0mm | Custom thicknesses possible |
| Hole Size | 0.5mm - 3.0mm diameter | Micro-holes down to 0.3mm |
| Open Area Ratio | 30% - 70% | Acoustically optimized |
| Dimensional Tolerance | ±0.03mm | ±0.01mm for critical features |
Manufacturing Process
Precision Etching: Our chemical etching process achieves micron-level accuracy without inducing material stress
Surface Treatment: Optional polishing, plating, or coating processes
Forming: Precision bending and shaping for perfect fitment
Quality Control: 100% automated optical inspection and acoustic testing
Quality Assurance
ISO 9001:2015 certified production
IATF 16949 compliant for automotive applications
Material traceability (EN 10204 3.1/3.2)
RoHS/REACH compliance
Comprehensive testing including:
Acoustic performance verification
Vibration testing
Environmental stress testing
Mechanical durability tests
Applications
Door panel speaker covers
Dashboard tweeter grilles
Rear deck speaker protection
Subwoofer enclosures
Center channel speaker covers
Premium audio system components
Customization Options
Brand-specific hole patterns
Integrated company logos
Custom colors and finishes
Special mounting solutions
Multi-material constructions
EMI/RFI shielding integration
Why Choose Xinhsen?
Technical Expertise: 15+ years in precision metal etching
Automotive Focus: Deep understanding of vehicle requirements
Rapid Prototyping: Functional samples in 5-7 working days
Cost Efficiency: Competitive pricing without quality compromise
Global Support: Serving OEMs and Tier 1 suppliers worldwide
Ordering Information
Prototype lead time: 5-7 working days
Mass production lead time: 2-3 weeks
MOQ: Flexible from prototypes to high volume
Packaging: Custom solutions to prevent damage
