Nfc anti metal tag sticker

Custom NFC Anti Metal Tag

  • Anti-metal layer keeps NFC reads stable on steel, aluminum, racks.
  • Tap with any Android/iPhone for asset tracking, maintenance records, and product authentication.
  • Peel-and-stick in seconds to tools, shelves, enclosures.
  • 100 k cycles, IP68, –25 °C to +70 °C—indoor or outdoor metal service life.
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NFC Anti-Metal Tag is a passive NFC label for metallic environments. Normal NFC tags fail on metal due to magnetic interference, but this on-metal tag integrates an anti-metal layer that isolates magnetic reflections and ensures stable 13.56 MHz communication.

Its ultra-thin, flexible design supports quick installation on various assets. It can be printed, encoded, or customized for your brand. Ideal for industrial asset management, tool tracking, maintenance, authentication, and marketing, it delivers reliable performance where standard NFC tags cannot.

Key Advantages:

  • Anti-Metal Design: Maintains consistent read/write performance even on conductive or metallic surfaces.
  • Universal Compatibility: Supports standard NFC protocols (ISO14443A) and works with most smartphones and NFC readers.
  • Customizable Options: Available in various sizes, shapes, chip types, and print designs with optional QR/barcodes or serialized IDs.
  • Industrial-Grade Durability: Long lifespan, waterproof and dustproof structure, resistant to harsh environmental conditions.
  • Battery-Free & Easy Setup: Just peel and stick for instant use.

Each tag centers on the Antenna + Chip layer, the core of NFC functionality. Beneath it, an anti-metal layer shields against interference, ensuring clear, stable signals.
structure of nfc anti metal tags
Your custom design is printed on premium paper and sealed with a waterproof, scratch-resistant gloss for lasting quality. A strong adhesive with easy-peel backing ensures quick, secure application.
Built for both style and durability, our On-Metal NFC labels perform flawlessly on any surface, which are perfect for smart business cards, asset tracking, and other interactive uses.

  • Custom NFC Anti Metal Tag Tech Specs:

    Physical Specifications

    • Layered Structure:
      • Top Layer: Protective Gloss Overlay (PET)
      • Print Layer: Coated Paper / Polypropylene
      • Functional Layer: NFC Antenna + Chip
      • Shielding Layer: Anti-Metal Ferrite Material
      • Adhesive Layer: Industrial Grade Adhesive with Release Paper
    • Available Shapes: Round, Square, Rectangular
    • Available Sizes:
      • Round: 22mm, 29mm, 38mm (Diameter)
      • Square: 25x25mm
      • Rectangular:5x42mm
      • (Custom die-cut sizes available)
    • Waterproof Rating: IP68

    Technical Parameters

    • Operating Frequency:56 MHz
    • Communication Protocol: ISO/IEC 14443-A, NFC Forum Type 2
    • Read Range (On-Metal): Up to 5 cm (Dependent on reader, chip, and environment)

    Chip Characteristics (Standard: NXP NTAG® 213)

    • Chip Manufacturer: NXP®
    • Chip Type: NTAG® 213 (Optional: NTAG® 215 / 216)
    • User Memory: 144 bytes
    • UID Memory: 7 bytes
    • Data Retention: 10 years
    • Write Endurance: 100,000 cycles
    • Anti-Collision Function: Supported

    Environmental & Operational Specifications

    • Operating Temperature: -25°C to +70°C (-13°F to +158°F)
    • Storage Environment: 18°C to +28°C (64°F to 82°F) at 40% ~ 60% RH

    Packaging Information

    • Packing Format: Supplied on a roll for easy handling and application.
    • Quantity Per Roll: Standard: 500 or 1000 Pcs/roll (Customizable upon request)
  • Customize NFC Anti-Metal Tags

    Anti-metal NFC tags feature a unique multi-layer structure design, delivering stable performance on any metal surface. From the core chip to the exterior coating, we offer full-process customization options for your project.

    1. Core Chip Selection

    • Standard NFC Chips (ISO 14443A): Ensures universal compatibility with all NFC-enabled smartphones and devices.
      • NTAG 213: 144 bytes—best value for URLs/text
      • NTAG 215: 504 bytes—roomier vCards
      • NTAG 216: 888 bytes—max data for complex vCards or full product specs
    • Extended Read Range NFC Chips (ISO 15693):
      • NXP ICODE® SLIX: Offers a slightly longer read distance, making it a great choice for industrial and logistics use cases
      • ICODE SLIX: longer read range, built for industrial & logistics

    2. Printing & Visual Customization

    This is your brand’s showcase. We provide multiple high-quality printing and finishing options.

    • Printing Technology:
      • Full-Color Offset/Digital Printing: Delivers the highest quality with 600 DPI resolution, perfect for detailed logos and complex graphics
      • Monochrome Thermal Transfer: A cost-effective and highly durable option, ideal for printing variable data such as serial numbers, barcodes, or QR codes in black
    • Surface Finish:
      • Glossy Lamination (Standard): A protective transparent layer is applied over the print
      • Epoxy Resin Coating (Premium Option): A crystal-clear epoxy dome is applied over the print layer
    • Variable Data Printing:
      • We can print unique elements on each sticker at no extra cost, including sequential serial numbers, different URLs, text, barcodes, and QR codes

    3. Material & Sizing

    • Sticker Material: A white, flexible, and durable material that is waterproof and tear-resistant
    • Available Shapes & Sizes:
      • Round: 22mm, 29mm, 38mm (Diameter)
      • Square: 25 x 25 mm
      • Rectangular: 26.5 x 42 mm
    • Custom Die-Cutting:
      • If our standard sizes do not meet your requirements, we can create a custom die-cut for any shape or size you need

    4. Data Services

    We can pre-encode your chips with your desired data before shipping. Common encoding options include:

    • Website URL: To direct users to your homepage or a specific product page
    • Contact Information (vCard): To easily share your business card
    • Product ID / Serial Number: For asset tracking and authentication purposes

Can this NFC tag really work on metal surface?
Yes. Its internal anti-metal layer effectively blocks magnetic interference, allowing stable NFC reading even when placed directly on steel, aluminum, or other metallic surfaces.

Can it be read by smartphones?
Sure. Most NFC-enabled Android devices can read it directly, and iPhone models (with NFC reading capability) can also scan it via supported apps or the native NFC interface.

What is the reading range?
Typically between 0–5 cm. On non-metal surfaces, it may reach up to 10 cm. On metal, the anti-metal layer minimizes loss, but range may slightly decrease.

Is it flexible or rigid?
It is a flexible sticker-type tag, which is suitable for flat or slightly curved metal surfaces.

How long does it last?
Each tag supports more than 100,000 read/write cycles, with data retention over 10 years under normal conditions.

Can I customize size, printing, or encoding?
Yes. We offer custom dimensions, logo printing, serialization, QR/barcode printing, and pre-encoding services.

What is the MOQ and lead time?
Standard sizes usually start from 500–1000 pcs per batch. Lead time is 10–20 working days depending on order quantity and customization level.

How do I program the NFC tag?
You can program it using:
NFC tools on Android (e.g., NFC Tools, NXP TagWriter)
iOS apps (limited functionality)
Industrial NFC encoders or readers

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With 12+ years of experience in RFID solutions and custom card manufacturing, Zealtag excels in crafting a diverse array of RFID tags, labels, keychains, and smart cards. We have successfully supplied millions of top-tier smart card products to clients across various industries.
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