Sound damping plywood

Description

A sound damping panel is composed of two sheets of deciduous (birch and alder wood) water-resistant (phenolformaldehyde resin) plywood, between which there is inserted sound and vibration damping material (damping lining and rubber-cork). In case of improved surface, one of plywood sheets is additionally covered with a phenol film (160g/m2 ) protecting against moist.

Basic data

Standard sizes: 
2440 x 1250mm

other sizes on request

Thickness: 
12mm – 35 mm

Density: 
680 – 740 kg/m3

Pliki do pobrania

Karta katalogowa

Additional information

  • cutting to smaller sizes
  • straight and profiled finishing of the edges, drilling, milling of grooves, slots, rabbets – in CNC centres

Application

  • Plywood of noise and vibration damping properties for bus and wagon floors.

Sound reduction [dB]:

SpecificationThicknessFrequency
mm1002003004005001000200030004000500010000
Sound damping panel
with rubber insert
1233,026,925,332,334,640,643,647,247,947,851,6
1534,527,827,534,536,843,544,648,65050,852,5
Sound damping panel
with rubber-cork insert
12342724,130,632,939,442,146,145,745,248,7
153528,125,732,434,641,543,247,147,147,149,9