On-metal NFC tags have a very thin ferrite layer between the chip and the adhesive part, in order to isolate the magnetic field of any metal surfaces. As a result, they can only be read on the non-adhesive side, and can also be applied to metal surfaces.

Technical specifications

• Manufacturer: Confidex
• Confidex product code: 3003273 (ICODE SLIX2)
• Confidex product name: Confidex Steelwave HF On-metal 
• Synthetic white surface, printable with resin ribbon
• Permanent adhesive for general use
• Applicable also on metal surfaces
• Dimensions: 25 x 25 mm
• Thickness: 0.46 mm
• Weight: < 1 g

Environmental resistance

• Operating temperature: -35°C ~ +85°C
• Storage temperature: -35°C ~ +90°C
• Good, tested 5 hours in 1m deep water (IP68)
• Duration of adhesive: 1 year (in standard conditions 20°C / 50% RH)

Resistance to chemicals

No physical deterioration or performance after exposure to:

• 168 hours in salt water (10% salinity)
• 24 hours in sulfuric acid (10%, pH 2)
• 168 hours with engine oil
• 24 hours sodium hydroxide (10% NaOH, pH 13)
• 20 minutes acetone

Contactless chip

• Manufacturer: NXP
• Operating frequency: 13.56 MHz
• Available memory: 316 byte
• Compatible with all NFC smartphones
• Operating frequency: 13.56 MHz
• Data retention: up to 50 years
• Read/Write Endurance: 100,000 cycles

All our NFC tags are tested before shipment.