An elastic triple-layered multifunctional lens, based on bitumen saturated polyurethane foam.
What does it do?
Acoustic lens is aimed at tuning of the cars and provides 3 benefits:
- Vibration damping of the space inside the door
- Sound absorption inside the door
- Dispersing back wave distortion of the speakers
Areas for application
Applications
- The surface needs to be cleaned of any dust, grease and oil before application
- Self-adhesive layer will ensure tight grip to the door
Specifications
- Mechanical loss factor: 0.2
- Sound absorption: 80% at 2250 Hz
- Thickness: 10 mm
- Weight: 0.1 kg / m²
- Flammability: 100 millimeters / minute
- Working temperature range: -40°C to +80°C
- Water resistance: 20%
