Damping foil 9
Areas of application

Machine tools, fans, chip extractors, printing machinery, vibrators, electric motors, hydraulic components.

Transportation and vehicles
Motorcars, buses, trucks, contractor’s machinery, forest machinery.

Hospital care and large-scale kitchens
Kitchen sink units, dishwashing machines, dialysis machines, circulation pumps, air pumps, roller tables.

Lifts, motor rooms, fans and ducts.

Computers, printers, picking and enveloping machines, copying machines.

Method of use
The parts are cut or stamped to the required shape and carefully pressed on to a surface that must be free from oil, dirt, and dust.

  Product characteristics

Damping foil 9 is a damping sheet for structure borne sound made of bitumen.

The product is bendable and self-adhesive.


* Good damping of thin sheet metal
* Suits for ABS-plastic applications
* Easy to form using heat
* Water repellent
* Long service life
*Difficult to ignite

PDF-format for printing

Combined Loss factor, η
Measured at 0,8 mm steel sheet

Temperature, ºC
Technical data
Loss factor: See diagram.

-25°C to +100°C

Fire class: FMVSS 302

Coefficient of
thermal conductivity:

Colour: Black Aluminium surface (additional)

Adhesive’s tear
strength :
Approx. 15 N/cm test width

2,6 mm

Weight: 3,5kg/m

Delivery format: 1200x1000 mm
                          (other sizes and shapes                           can be supplied on request)

  The shaping and positioning of the material is of major importance to achieve an optimal sound-dampening effect.
 SONTECH has long experience of practical noise control projects in a wide range of industrial fields. These experiences can be a valuable addition to the laboratory data given in the datasheet.
  SONTECH can also assist with advice and sound measurements for noise control and in the manufacture of customised material sets .

Designation system

Damping foil: DD

Relative Loss factor: 9

Aluminium surface (additional): AL

Exampel of
ordering code:

Sontech NoiseControl™ - Sontech AB · Energivägen 6
SE 196 37 Kungsängen · Tel +46 8 445 50 60 · Fax +46 8 38 47 99