Shenzhen Xinhaisen Technology Limited
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High Precision Stainless Steel EMI Shielding of Chemical Etching
Manufacturer: Shenzhen Xinhsen Technology Co., Ltd
Website: www.xinhsen.cn
Product Overview
Xinhsen Technology specializes in manufacturing high-performance EMI/RFI shielding components through precision chemical etching. Our shielding solutions provide superior electromagnetic interference protection for electronics in telecommunications, medical devices, aerospace, and automotive applications, ensuring compliance with international EMC standards.
Technical Specifications
| Parameter | Specification |
| Material | Copper (C11000), Beryllium Copper (C17200), Stainless Steel (304/316), Nickel Silver |
| Thickness | 0.05mm - 0.5mm |
| Shielding Effectiveness | 60dB - 120dB (tested per MIL-STD-285) |
| Hole Pattern | Hexagonal, Square, Custom |
| Minimum Hole Size | 0.03mm (laser-assisted available) |
| Surface Finish | Bare, Tin-Plated, Silver-Plated, Conductive Adhesive Backing |
| Conductivity | ≥98% IACS (copper alloys) |
Product Range
EMI Shielding Gaskets
Fingerstock, knitted mesh, and custom profiles
Compression-resistant designs (0.2mm-1.0mm thickness)
Ventilation Shielding Meshes
0.1mm-0.5mm apertures for airflow + EMI protection
85%+ open area with 80dB attenuation
Faraday Cages & Enclosures
Multi-layer etched panels (up to 140dB shielding)
Snap-fit or welded assembly options
Flexible Shielding Films
Ultra-thin (0.05mm) polyimide-backed copper
Key Advantages
✔ Precision Etching – Maintains material conductivity vs. stamping
✔ Complex Geometries – Create custom shapes impossible with traditional methods
✔ Burr-Free Edges – Ensures proper sealing in gasket applications
✔ Rapid Prototyping – Functional samples in 5-7 days
✔ High-Temp Stable – Up to 400°C (with beryllium copper)
Performance Data
Frequency Range Shielding Effectiveness
10MHz - 1GHz 90dB - 110dB
1GHz - 10GHz 70dB - 95dB
10GHz - 40GHz 60dB - 80dB
Quality Assurance
Tested per:
MIL-STD-285 (Shielding Effectiveness)
ASTM B489 (Bend Testing)
IEC 61000-5-7 (EMC Standards)
100% automated optical inspection
Applications:
5G base stations
Medical imaging equipment
Automotive ECUs
Military communications
Why Choose Xinhsen?
15+ Years EMI solution experience
Material Science Expertise – Optimize conductivity vs. weight
Turnkey Solutions – From design to final assembly
Cost Efficiency – 30-50% savings vs. machined shields
Request free attenuation test reports!