BISCO® A2 Sound Barrier Solid Silicone Pads

DENSITY [ISO 2781]:
1.64 g/cm³
HARDNESS, SHORE A [ISO 868]:
62
TENSILE STRENGTH [ISO 37 TYPE 2]:
2.8 MPa
ELONGATION AT BREAK [ISO 37 TYPE 2]:
220%
TEAR STRENGTH [ISO 34 METHOD C]:
10.2 N/mm
TEMPERTURE STABILITY:
-58˚F to 356˚F
FLAMMABILITY [JAR/FAR, Part 25, App. F Part 1, Para (a) (1) (ii)]:
Pass
FLAME PROPAGATION RESISTANCE [FAR, Part 25, App. F Part VI]:
Pass
FLAME PENETRATION RESISTANCE IN BONDED CONDITION [JAR/FAR, Part 25, Change 15/Amdt. 25-60, App. F Part III]:
Pass
SMOKE GAS COMPONENTS [AITM 3.0005]:
Pass
SMOKE DENSITY [JAR/FAR 25, App. F, Part V & AITM 2.0007]:
Pass

Product Overview

Bisco® A2 Sound Barrier is a solid silicone rubber engineered to meet demanding requirements for flammability, smoke density and toxicity.  A2 is used to block the transmission of sound and demonstrates excellent performance in low frequency noise reduction.

TYPICAL APPLICATIONS

  • Aircraft acoustic insulation
  • Noise reduction liner for interior panels
  • Aircraft flooring noise barrier
  • Rail interior noise blocker 

PRODUCT FEATURES & BENEFITS

  • Innovative filler technology is used to create superior flame resistance meeting the radiant panel flammability test FAR25.856(a)
  • Airbus ABS5708 specification