Precision Etched Stainless Steel Speaker Mesh Earpiece Dustproof Mesh Grill for

Product Specification

Precision Etched Stainless Steel Speaker Mesh Earpiece Dustproof Mesh Grill for Electronic Devices

1. Product Overview

Our stainless steel etched earpiece mesh and speaker mesh are precision metal perforated meshes manufactured by advanced photochemical etching technology. Different from traditional punching and wire mesh, chemical etching processing ensures zero burrs, smooth hole walls, uniform micropore distribution and ultra-flat surface. These metal mesh covers are specially customized for acoustic equipment dustproof and sound transmission scenarios, widely applied in mobile phone earpieces, Bluetooth speakers, car audio, headset speakers, smart wearable devices and other electronic products. All products support customized size, hole pattern, thickness and surface treatment to meet diverse OEM & ODM requirements of global buyers.

2. Product Features & Advantages

• High Precision Etching Technology: Adopts professional photochemical etching craft with machining accuracy up to ±0.01mm. Micro holes are evenly arranged without deformation, blockage or burrs, effectively solving the sound distortion problem caused by uneven holes of traditional mesh.

• Excellent Acoustic Performance: Optimized micropore design balances high sound permeability and good dustproof effect. It ensures clear and lossless sound transmission, no sound attenuation, no noise interference, perfectly fitting high-standard acoustic equipment.

• Premium Material Durability: Made of high-quality 304/316 stainless steel, featuring outstanding corrosion resistance, rust resistance, oxidation resistance and wear resistance. It is not easy to deform or damage during long-term use, adapting to complex indoor and outdoor usage environments.

• Ultra-thin & Lightweight: Support ultra-thin sheet processing (0.05mm-0.5mm optional), thin and lightweight without increasing equipment load, conforming to the lightweight and miniaturization design trend of modern electronic products.

• Strong Protection Performance: Effectively block dust, fine particles, water mist and debris from entering electronic equipment, protect internal speakers, earpieces and acoustic components from damage, and extend equipment service life.

• Customization Flexibility: Support custom mesh shape, hole diameter, hole pitch, mesh density, overall size and surface treatment (polishing, electroplating, anti-fingerprint coating). Provide one-stop personalized processing services.

• Stable & Batch Production: Mature etching production process, stable product consistency, no color difference or quality difference in batch products, suitable for large-scale wholesale and supporting procurement.

3. Product Specifications

• Material: 304 Stainless Steel, 316 Stainless Steel (environmental, corrosion-resistant)

• Thickness Range: 0.05mm, 0.1mm, 0.2mm, 0.3mm, 0.4mm, 0.5mm (customizable)

• Hole Diameter: 0.08mm-3mm customizable (micro fine holes for earpiece, conventional holes for speaker)

• Hole Type: Round hole, square hole, hexagonal hole, special-shaped pattern hole

• Surface Treatment: Natural stainless steel finish, mirror polishing, matte finishing, anti-fingerprint coating, electroplating

• Processing Technology: Photochemical Etching / Chemical Machining

• Size: Customized according to customer drawings/samples

• MOQ: Small batch support, sample order acceptable

• Sample Time: 1-3 working days

• Mass Production Lead Time: 4-7 working days based on order quantity

4. Application Scenarios

Widely used in all kinds of consumer electronic acoustic devices, including but not limited to: mobile phone earpiece dustproof mesh, tablet speaker mesh, Bluetooth portable speaker grille, in-ear & over-ear headphone speaker mesh, car audio speaker protective mesh, smart watch earpiece mesh, smart home voice equipment, medical acoustic devices and other precision electronic accessories.

5. Packaging Method (Standard Export Packaging)

• Inner Packaging: Single piece/individual batch packed with anti-static bag, dust-proof and moisture-proof PE bag, separated by soft foam pad to prevent scratch, extrusion and deformation; small parts are classified and labeled clearly.

• Outer Packaging: Standard export carton with thickened five-layer corrugated carton, reinforced edge protection; carton interior filled with bubble cotton to fix products, effectively resist extrusion, vibration and collision during long-distance transportation.

• Packaging Customization: Support customized logo printing, label marking, neutral packaging or customer designated packaging; meet Amazon, cross-border e-commerce and wholesale export packaging standards.

• Shipping Protection: All cartons are sealed tightly with waterproof tape, with shipping marks, quantity labels and product specification labels pasted on the outside to ensure clear identification and intact goods delivery.

6. Production Process

We adopt standardized and streamlined production procedures for all etched mesh products, ensuring high precision, stable quality and fast lead time for every batch of goods. The complete production flow is as follows:

• Customer Drawings & Sample Confirmation

• Raw Material Inspection & Cutting

• Photoresist Coating & Exposure Development

• Precision Chemical Etching

• Degreasing, Cleaning & Polishing

• Custom Surface Treatment

• Strict Quality Testing & Inspection

• Classified Packaging & Shipment

7. Craft Advantage Comparison

Compared with traditional punching mesh and woven mesh, photochemical etched mesh has irreplaceable advantages for acoustic dustproof components, which is the core reason for wide adoption in high-end electronic devices:

• Etching Process: Zero burrs, flat & smooth surface, uniform hole size, no sound distortion, ultra-high precision, no material deformation, suitable for high-precision earpiece and speaker acoustic parts.

• Punching Process: Rough edge burrs, easy to deform, uneven hole spacing, low precision, easy to produce noise and affect sound quality.

• Woven Mesh: Unstable mesh density, easy to loose wire and rust, poor flatness, short service life, unable to meet high-end electronic assembly standards.

8. Quality Control & Certifications

Quality is the core of our long-term development. We implement full-process quality control from raw material incoming inspection to finished product delivery, strictly complying with international industrial standards.

Authoritative Certifications: Our factory has passed ISO 9001 Quality Management System, ISO 14001 Environmental Management System and IATF 16949 Automotive Industry Quality System, realizing standardized, institutionalized and systematic production and quality management.

Full Inspection Standard: Raw material thickness & material inspection, hole precision dimensional test, flatness detection, acoustic permeability test, dustproof performance test, appearance full inspection and random sampling before shipment to ensure 100% qualified rate of delivered products.

9. Shipping & Trade Terms

• Available Trade Terms: EXW, FOB, CIF, CFR, DDP, DDU

• Shipping Methods: International express (DHL/UPS/FedEx/TNT), air freight, sea freight

• Main Shipping Ports: Shenzhen, Guangzhou, Shanghai, Ningbo

• Shipping Range: Global delivery, covering Europe, America, Southeast Asia, Middle East, Australia and other regions

• Custom Service: Provide professional customs declaration documents and support one-stop shipping solution

10. Frequently Asked Questions (FAQ)

• Q1: Can you provide customized etched mesh products?
  A: Yes. We support full customization according to customer drawings, samples and technical requirements, including size, thickness, hole pattern, surface treatment and logo printing.

• Q2: Can I get free samples?
  A: Free blank samples are available, customers only need to bear the freight cost. Customized sample production takes 1-3 working days.

• Q3: What is the minimum order quantity?
  A: We support small batch trial orders and bulk wholesale orders, no strict MOQ limit.

• Q4: What material options are available?
  A: High-quality 304 and 316 stainless steel are optional, featuring rust-proof, corrosion-resistant and long service life, fully suitable for electronic acoustic equipment.

• Q5: What is your after-sales policy?
  A: We provide long-term after-sales service. For product quality problems caused by our production process, we support free replacement and compensation.

11. Our Services

• Free sample testing service, support custom drawing processing

• Strict quality inspection before shipment, 100% quality control

• Fast delivery, flexible order quantity (small batch & bulk order acceptable)

• Professional one-stop OEM/ODM etching processing solution

• 24-hour online English customer service for timely communication

• Contact Person: Susan Liu
  Email: susan@xinhsen.com

12. Company Introduction

For over 13 years, Xinhaisen has pioneered developments in photochemical etching, achieving industry-leading standards and winning recognition from a global customer base across various high-tech engineering markets.

Founded in 2012, we have long been committed to cooperating with customers and pioneering innovative production techniques and standardized methodologies to better meet diverse market and customized demands. These mature and optimized processing technologies have greatly upgraded our production and R&D capabilities, transforming traditional manual processing experience into standardized, systematic and scientific manufacturing systems.

To date, Xinhaisen has grown into one of China’s leading professional manufacturers specializing in photochemical etching. We also provide supporting stamping and laser-cutting services to deliver one-stop metal processing solutions. Our diversified product lineup covers fuel cell etched bipolar plates, speaker grills, precision micro meshes & filters, tea and coffee infusers, shims & gaskets, optical encoder disks & strips, EMI/RFI shielding parts, lead frames, electrical connectors & contacts, printing stencils & foils, as well as customized metal crafts.

We always take quality and service as our core mission and adhere to the highest environmental and production standards. Sustainable development is embedded in the company’s development philosophy and implemented by every employee in daily work. Our factory has obtained authoritative certifications including ISO 9001 quality management system, ISO 14001 environmental management system and IATF 16949 automotive quality management system, and we strictly maintain standardized production and quality control procedures.

Supported by rapid response efficiency, stable high quality, considerate full-process service and reasonable pricing, we have established long-term cooperative relationships and earned a high reputation with customers all over the world.