Polyurethane Foam Layer & heavy weight | 841001 / 841001-50*

50 mm of heavy weight 5 kg/m2, corrugated PU Ether absorption foam bonded to 3 mm of spring foam. Temperature range: from - 25°C to + 110°C. Fire resistance: M4.

STRASONIC® is a range of complex materials designed to provide the best acoustic isolation.
Their structure is based on polyurethane foams or cellular rubber.
Their main function is to reduce airborne noise (Isolation, Absorption and Damping) in partial or complete enclosures of machinery.




The PU phonic foam heavy mass honeycomb is suitable for many applications:

Air Generating Stations
Electric motors
Motor gearboxes

Excellent acoustic absorption performance of the PU honeycomb foam heavy weight on all types of coatings.

Approximate increase in sound comfort on steel sheet: 25 dB

The heavy-weight PU speech foam has excellent performance from 500 Hz to 5,000 Hz.

Wide range of operating temperatures for this soundproofing foam.


The PU Heavy Mass Acoustic Foam is suitable for use at extreme temperatures: -25°C to +110°C

Sound foam fire resistance: M4 (highly flammable)

The heavy weight PU honeycomb foam is available in 700 x 500 mm wide panels, in adhesive or non-adhesive version

It is advisable to use a neoprene-based adhesive to fix the non-adhesive sound foam


No IGS sheet and 3D

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Applications for this product

Metal machine enclosures

Download mount preselection software

Paulstrasoft software allows you to determine the anti-vibration solution that meets your expectations.


Download complete catalogue

Catalogue Paulstra Industriy 2019

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