high-precision photochemical etching mesh specially designed for fire alarm and smoke sensor

1. Product Overview

Our smoke detector filter mesh is high-precision photochemical etching mesh specially designed for fire alarm and smoke sensor equipment. Made of premium stainless steel material, this sensor filter mesh adopts advanced photochemical etching technology to achieve zero burrs, flat surface, uniform micro-hole distribution and stable air permeability. As a core safety equipment filter mesh, it effectively filters dust, fine particles, insects and sundries, while ensuring smooth smoke circulation and accurate sensor induction. Our custom etched filter mesh is widely used in household smoke detectors, industrial fire alarms, gas sensors and intelligent fire safety devices. All products support OEM & ODM customized size, hole density and surface treatment to meet global safety equipment procurement standards.

2. Product Features & Advantages

• High Precision Etching & Stable Filtration: Adopts professional photochemical etching process with precise and uniform micro holes. The consistent hole density ensures stable air permeability and accurate smoke detection, effectively avoiding detection failure or sensitivity deviation caused by uneven holes of ordinary metal filter mesh.

• Dustproof & Anti-blocking Performance: The optimized micropore structure balances excellent ventilation and high-efficiency filtration. This smoke sensor filter mesh can block dust, lint, tiny particles and small insects, preventing internal sensor blockage and ensuring long-term stable operation of fire alarm equipment.

• Premium Rustproof & Corrosion-resistant Material: Manufactured with high-quality 304 stainless steel mesh and 316 stainless steel mesh. The corrosion resistant metal mesh features outstanding oxidation resistance, moisture resistance and rustproof performance, suitable for long-term use in indoor, outdoor and humid complex environments.

• Ultra-thin & High Adaptability: Available in 0.05mm-0.5mm ultra-thin processing. The ultra-thin etched mesh is flat, lightweight and easy to assemble, perfectly matching the miniaturization design of modern intelligent smoke detectors and fire safety equipment.

• High Safety & Long Service Life: No burrs, no metal scraps, stable physical properties, not easy to deform or damage. This durable fire alarm filter mesh maintains stable filtering and ventilation performance for years, reducing equipment maintenance frequency.

• Strong Customization Flexibility: Support custom mesh shape, hole diameter, hole pitch, mesh density and surface treatment. We provide one-stop personalized processing for all kinds of custom metal filter mesh according to customer drawings and samples.

• Stable Batch Consistency: Mature standardized production process ensures uniform hole position, flatness and size of each batch of industrial filter mesh, with zero quality difference in mass shipment, suitable for large-scale supporting procurement of safety equipment manufacturers.

3. Product Specifications

• Material: High-quality 304 / 316 Stainless Steel (anti-rust, anti-corrosion, environmental safety)

• Thickness Range: 0.05mm, 0.1mm, 0.2mm, 0.3mm, 0.4mm, 0.5mm (customizable ultra-thin thickness)

• Hole Diameter: 0.1mm-2mm customizable, professional for smoke sensing and air filtration

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

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

• Processing Technology: Advanced Photochemical Etching

• Size & Shape: Fully customized based on customer drawings or samples

• MOQ: Small batch trial order acceptable, flexible order support

• Sample Time: 1-3 working days

• Mass Production Lead Time: 4-7 working days according to order quantity

4. Application Scenarios

Our stainless steel smoke detector filter mesh is professionally applied to fire safety and gas sensing fields, including smoke alarm filter mesh, household smoke detector mesh, industrial fire alarm sensor mesh, gas detection equipment filter mesh, intelligent security monitoring devices, ventilation filter accessories for safety equipment and other precision metal filter mesh products.

5. Packaging Method (Standard Export Packaging)

• Inner Packaging: Products are packed individually or in batches with anti-static, dust-proof and moisture-proof PE bags. Soft foam pads are used for isolation to prevent scratches, extrusion deformation and metal oxidation; each batch is classified and labeled clearly.

• Outer Packaging: Adopt thickened five-layer export corrugated cartons with edge reinforcement. The carton interior is filled with shockproof bubble cotton to avoid collision and extrusion damage during long-distance sea and air transportation.

• Custom Packaging: Support neutral export packaging, customer brand logo printing and customized label marking, fully meeting cross-border e-commerce and bulk wholesale export standards.

• Shipping Protection: All cartons are tightly sealed with waterproof tape, attached with standard shipping marks, quantity labels and product specification labels to ensure complete and accurate delivery of goods.

6. Production Process

We implement standardized and streamlined production procedures for all photochemical etching filter mesh products, ensuring high precision, stable filtration performance and fast delivery cycle for every batch of safety filter accessories. The complete production flow is as follows:

• Customer Drawings & Sample Technical Confirmation

• Raw Material Inspection & Precision Cutting

• Photoresist Coating & Exposure Development

• Precision Photochemical Etching Molding

• Degreasing, Cleaning & Surface Polishing

• Custom Surface Anti-oxidation Treatment

• Strict Filtration Performance & Dimensional Inspection

• Classified Packaging & Safe Shipment

7. Craft Advantage Comparison

Compared with traditional woven mesh and punching mesh, our high precision etched filter mesh has irreplaceable professional advantages for high-precision smoke detection and air filtration scenarios, which is the core reason for being widely adopted by global safety equipment manufacturers:

• Photochemical Etching Process: Zero burrs, ultra-flat surface, uniform hole size and density, stable air permeability, no wire loosening or hole blockage, ensuring consistent detection sensitivity of smoke sensors, most suitable for high-end safety sensing equipment.

• Punching Process: Rough edge burrs, easy metal deformation, uneven hole spacing, unstable ventilation, easy to cause sensor induction deviation, low qualification rate for precision equipment.

• Woven Mesh Process: Unstable mesh density, easy wire falling and rusting, poor flatness, easy dust accumulation and blockage, short service life, unable to meet long-term stable operation requirements of fire safety equipment.

8. Quality Control & Certifications

Quality stability is the key standard for safety equipment accessories. We carry out full-process strict quality control from raw material incoming inspection to finished product delivery, and all ISO certified metal mesh products comply with international safety industry 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 and institutionalized production quality management.

Full Inspection Standard: Raw material composition & thickness inspection, micropore precision dimensional test, flatness detection, air permeability test, dust filtration efficiency 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 one-stop global shipping solution

10. Frequently Asked Questions (FAQ)

• Q1: Can you customize exclusive smoke detector filter mesh?
A: Yes. We provide professional OEM & ODM customization services, including mesh size, shape, hole density, thickness and surface treatment, to meet the matching needs of different models of smoke detectors and fire alarm equipment.

• Q2: Can I get free sample for testing?
A: Free standard blank samples are provided, customers only need to bear the freight cost. Customized samples will be completed within 1-3 working days.

• Q3: What is your MOQ?
A: No strict MOQ limit. We support small batch trial orders and large-scale mass production filter mesh bulk orders to meet different customer procurement stages.

• Q4: Why choose stainless steel etched mesh for smoke detector?
A: Stainless steel material is rustproof and corrosion-resistant with long service life. Etching process ensures uniform micropores and stable air permeability, which can effectively ensure the accurate induction of smoke sensors and avoid false alarm or missing alarm.

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

11. Our Services & Contact Information

• 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 etched mesh 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 .