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tesa® 6957 – High heat resistant laser markable film for tamper-evident vehicle identification and anti-theft labels

Item Name: tesa® 6957
Manufacturer: tesa SE
Technologies: High heat resistant, laser markable, UV-Footprint tamper-evident
Color: Black, Black matt
Backing material: Acrylic
Type of adhesive: Special acrylic, UV-detectable trace
Package Size: Contact to Techniq VN for details
Shelf Life: 12 months

1. Product overview

tesa® 6957 PV1 Black Glossy FPC is a high heat-resistant, brittle acrylic laser-markable film featuring an embedded watermark for forgery protection and originality verification. It allows simultaneous marking and cutting by laser, enabling flexible, on-demand label production. The adhesive system incorporates a UV-detectable trace (“UV-Footprint”) to comply with GB/T 25978 (P.R.C.) and NHTSA §541.5 (USA). Engineered for extreme durability, it offers resistance to thermal, chemical, mechanical, and environmental stress, ensuring secure traceability throughout a vehicle’s lifetime.


2. Applications

  • Vehicle identification and certification labels

  • Anti-theft part marking and traceability

  • F-Type labels for engine and transmission (per GB/T 25978)

  • Standard and theft-relevant warning and instruction labels

  • Customizable on-site laser marking for serial numbers, multilingual data, and model-specific information

3. Typical Properties

Property Value/Description
Backing material Acrylic
Adhesive type Acrylic (optional LSE adhesive with UV-Footprint available)
Liner type Coated paper
Total thickness 122 µm (PV1: 127 µm; PV3: 95 µm)
Adhesive weight 25–35 g/m² depending on variant
Available colours Black, black matt
Formats PV3: 100/120 mm × 300 m; PV1: 200 m
UV resistance Very good
Chemical & humidity resistance Very good
Temperature resistance Long-term: 150 °C; Short-term: 250 °C
Frost resistance –40 °C
Adhesion to steel 1.8 N/cm
Tamper evidence Yes
Suitable lasers CO₂, Nd:YAG, Yb:YAG
Shelf life 12 months (stored under ISO 554 standard conditions)

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