WILREP Ltd. Vibration Isolation, machine installation and sound control products.

Composite - Barymat BV-14C

Noise Barrier / Vinyl Liner Composite

BV-14C is a composite noise barrier / absorption material protected with a perforated vinyl film facing. The composite consists of (from top down) perforated vinyl for scuff, wear and contamination resistance, 1.0 inch of acoustic polyurethane foam for sound absorption, a filled, flexible 1.6 lb. per sq. ft. barrier for transmission loss and a .25 inch poly- urethane foam decoupler layer. It is suitable for moderately dirty environments where it is not exposed to contaminants such as direct oil or water spray.

Performance Data
Performance data is an extract from NRC - Ottawa report on tests according to ASTM E 90-75 with material adhered to 16 ga. steel.

APPLICATION AND PRODUCT DATA

USES: • Noise Enclosure Liner • Engine Compartment Liner • Wall Barrier-Absorber

BV-14C is easy to apply and can be cut with common utility knives. For secure and permanent installations use specified adhesive - available from Wilrep Ltd.

Thickness: Approx. 1.25 in. - overall composite thickness.

Standard Dimensions:Sheets - 54" wide X 72", untrimmed (27 sq. ft.)
CUSTOM DIE CUTTING CAN BE PROVIDED

Typical Physical Properties:
Composite Weight: 1.9 lb. / sq. ft.
Flammability: MVSS 302 - Passes
Foam Density: ASTM D 3574-86 - 1.8 - 2.2 lb. / cu. ft.
Thermal Conductivity of Foam at 75 F (21 C): ASTM C 518 - 0.27 Btu. in. / hr. ft.² F

	Frequency (Hz)	Transmission Loss (dB) BV-14C
	80	22
	100	23
	125	22
	160	22
	200	22
	250	22
	315	22
	400	27
	500	32
	630	35
	800	40
	1000	44
	1250	47
	1600	51
	2000	50
	2500	48
	3150	53
	4000	56
	5000	59
	6300	59
	STC	34

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Wilrep Ltd.
email: request@wilrep.com
Tel: (905)625-8944 Fax:(905)625-7142
Toll Free: 1-888-625-8944