M 1422/-2.1 (see alternative S 3701/-2.1)

Material availability expires!

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M 1422/-2.1 is a polyurethane-foam (polyether), surface skin with a polyurethane foil, laminated on a heavy foil based on bitumen. Self-adhesive equipment with a high-quality adhesive system based on acrylate.

Main function

Airborne sound absorption (absorption), airborne sound insulation and structure-borne sound insulation (anti-drumming)


Sound insulating cabins, vehicle cabs, mechanical engineering etc.


The surface must be carefully cleaned from dust, grease, oil and water.
Full area adhesion has to be insured. The adhesion strength is directly dependent from the processing pressure. The material has to be pressed in firmly, e.g. using a feed roll.

The protection foil must be removed after the assembly!

Processing temperature: 18 - 25 °C


The surface is resistant against penetration and solubilization by oil, gasoline, diesel and water

Storage conditions

Dry at temperatures between 18 - 25 °C
Max storage time: 3 months

Delivery forms

Standard boards 1,000 x 1,600 mm untrimmed,
other sizes and cut-to-size pieces upon request.

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