1. Product Overview
A high-performance aluminium foil tape with conductive acrylic adhesive, designed for EMI/RFI shielding, static dissipation, and electrical grounding in electronics, aerospace, and automotive applications.
Key Features:
✔ High-Purity Aluminium Foil – Excellent EMI shielding (>60dB from 30MHz–1GHz)
✔ Conductive Acrylic Adhesive – Ensures continuous electrical contact
✔ Low Surface Resistance (<0.1Ω per square) for effective grounding
✔ Flexible & Conformable – Wraps smoothly around cables and surfaces
✔ Weather & Corrosion Resistant – Can be used in harsh environments
2. Technical Specifications
| Parameter | Specification |
|---|---|
| Material | Aluminium Foil (99.5% Pure) |
| Adhesive | Electrically Conductive Acrylic |
| Thickness (total) | ~0.08 – 0.09mm (foil + adhesive) |
| Width × Length | 25mm × 33m |
| Surface Resistivity | <0.1Ω/sq |
| EMI Shielding (dB) | >60dB (30MHz–1GHz) |
| Peel Strength (N/cm) | ≥4 (ASTM D3330) |
| Temp Range | -20°C to +120°C (short-term +150°C) |
3. Key Applications
✅ EMI/RFI Shielding – Protects electronics from interference
✅ Electrical Grounding – Bonds components to prevent static buildup
✅ Cable & Harness Shielding – Seams & joints in cable shielding
✅ Aerospace & Automotive – Sensitive electronic enclosures
✅ HVAC & RF Shielding – Seals seams in electromagnetic enclosures
4. Comparison to Other Conductive Tapes
| Feature | AT541 (Aluminium) | 3M Copper Tape | Conductive Fabric Tape |
|---|---|---|---|
| Material | Aluminium (Lightweight) | Copper (More Conductive) | Polyester/Nickel (Soft) |
| EMI Shielding | >60dB (Good) | >70dB (Better) | 50–70dB (Varies) |
| Flexibility | High (Conforms well) | Medium (Can crack) | Very Flexible |
| Best For | General EMI Shielding | Precision Grounding | Wearable Electronics |
5. Usage Tips
