BISCO® A2 Sound Barrier Silicone

BISCO A2 Sound Barrier is a solid silicone rubber designed for sound barrier applications and is ideal for use in aircraft and rail liners, flooring and interiors. A2 R Fiberglass Reinforced Sound Barrier contains embedded fiberglass, and provides similar sound absorption and flame resistance characteristics with added tensile and tear strength.

Features

Typical density: 1.2-8.2 kg/m²
Specifications: Airbus ABS5708, FAR25.856(a)
Durometer: 62 Shore A
Tear strength: 10.2 N/mm
Temperature stability: -50°C to 180°C

Benefits

Superior acoustic insulation and noise reduction in aircraft and rail liners, flooring and interiors
Meets the most demanding requirements for flammability, smoke density and toxicity (FST)
Uses innovative filler technology to create superior flame resistance
Available in standard and fiberglass-reinforced fabrications

Properties

Please see below for a sampling of data for this material formulation. For detailed material information and to use advanced features such as filtering, visit the BISCO® Product Properties Guide.

	A2 Sound Barrier	HT-200
Minimum Thickness (mm)	N/A	1.22
Maximum Thickness (mm)	N/A	7.32
Compression Set (%)	N/A	N/A
Tensile Strength (kPa)	2800	N/A
Elongation (%)	220	N/A

Downloads

Description	Language	File Size
Data Sheets
BISCO® A2 Sound Barrier Data Sheet	English	44KB
BISCO® A2 R Fiberglass Reinforced Sound Barrier Data Sheet	English	108KB
Product Information
BISCO® Silicones Transportation Product Availability	English	150KB
Technical Information
BISCO Silicones Shelf Life, Storage & Handling	English	580KB
BISCO® 硅胶的保质期、存储和处理	中文	1MB
BISCO Silicones Chemical Resistance Guide	English	116KB
Silicone Adhesive Liner Removal Process of BISCO Silicones	English	424KB
BISCO Silicones Environmental Bulletin	English	2MB
Brochures
BISCO Material Selection Guide	English	8MB
49CFR238 & EN45545 Rail Solutions Brochure	English	6MB
Application Notes
BISCO® Silicone Materials for Sound Blocking in Aerospace Defense Marine and Rail Applications	English	1MB

Applications

View current applications of this product.

Shock Absorption

Vibration Management

Tools

Explore our calculators, conversion tools, technical papers and more.

BISCO® Silicones Product Properties Guide
Filter BISCO product information by various criteria, including property groups, product category or units, to find the best material for the application.
Application Design Tool
Determine the best BISCO® silicone or PORON® polyurethane material for specific design application.
Compression Force Deflection Curve Tool
Identify design-appropriate BISCO silicone, PORON polyurethane and ARLON silicone materials using stress-strain data.
Impact Prediction Tool
Select the best BISCO silicone or PORON polyurethane for energy absorbing applications using impact data.
Vibration Isolation Tool
The Vibration Isolation Tool recommends the proper BISCO® silicone and PORON® polyurethane materials for your vibration mitigation applications.