Vibraflex 13 AL SB
Areas of application

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

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

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

Vibraflex is a damping sheet for structure-borne sound made of soft aluminium with a visco-elastic damping layer.

Vibraflex has low weight, can be bent, and is self-adhesive.


* Good damping of thin sheet metal
* Low weight
* Wear resistant
* Hygienic
* Water repellent
* Odourless
* Incombustible
* Long service life

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 +160°C

Fire class: Surface layer class 1

Colour: Metallic glossy

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

Surface film thickness:

0.3 mm Al.  0.1 mm Damping layer

Weight: 0,9 kg/m

Delivery format: 1000x1000 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

Vibraflex: VF

Relative Loss factor: 13

Aluminium surface: AL

Fire class UL94 V-0: SB

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