FLEXIBLE NOISE BARRIERS

FLEXIBLE NOISE BARRIERS are limp, tough, non-leaded reinforced vinyl films possessing high tensile and tear resistance. They will not shrink or cause metal corrosion. Clear vinyl Flexbile Barriers, Non-reinforced Barriers and other colors are available.

FEATURES:

• High noise transmission loss
• Flexbile and versatile
• Safe non-lead fillers
• Die cut and sew parts available

ACOUSTICAL PROPERTIES
Noise Transmission Loss    (ASTM E-90 Free Hanging)
PART NO. W X L Thk Color Weight FREQUENCY (Hz)
125 250 500 1K 2K 4K STC
227 54" x 60' .045" Grey      1/2 Lb/Ft2 5 11 15 21 26 32 20
227C 48" x 120' .080"      Clear 1/2 Lb/Ft2 8 13 17 22 27 31 20
341 54" x 60' .070" Grey 3/4 Lb/Ft2 12 14 19 24 29 34 23
454 54" x 60' .090" Grey 1 Lb/Ft2 13      17      21      28      33      40      27     
454C 48" x 60' .160" Clear 1 Lb/Ft2 14 19 23 28 33 37 26
454NR 55" x 240'    .100" Black 1 Lb/Ft2 12 18 25 28 29 29 25
681 54" x 60' .135" Grey 1 1/2 Lb/Ft2      18 20 25 32 37 44 30

MECHANICAL PROPERTIES
PROPERTY TEST METHOD RESULT
Break Strength FRMS-M5102 Warp 150 Lbs/In  Fill 120 Lbs/In

Tear Strength

 ASTM D1117 Warp 45 Lbs/In  Fill 30 Lbs/In
Service Temperature   -40°F to 180°F
Flammability

MVSS 302
FAR 25.853 (b)		 After Glow 8 Sec
Char Length 7.6 In
Pass
Pass (P/N 227, 341 and 454 only)

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ACOUSTICAL COMPOSITES are multi-layer acoustical
open cell polyurethane foams and flexible vinyl mass
barriers, when adhered to sheet metal or plywood
substrates, exceed Mass Law principal of Sound
Transmission.

FEATURES:

• Combination noise barrier, absorber and damper
• Film facings are impervious to moisture, dirt, dust,
• grease and mild chemicals
• Pressure sensitive adhesive available

ACOUSTICAL PROPERTIES
Noise Transmission Loss    (ASTM E-90)
PART NO. DESCRIPTION FREQUENCY (Hz)
125 250 500 1K 2K 4K STC
U635-454 1/4" Foam; 1 Lb/Ft2 Vinyl 17 17 23 28 34 42 27
U635-454-U127M 1/4" Foam; 1 Lb/Ft2 Vinyl; 1/2" Foam/Mylar 17 17 23 28 34 42 27
U127-227-U127M 1/2" Foam; 1/2 Lb/Ft2 Vinyl; 1/2" Foam/Mylar 11 12 15 20 26 32 20
U127-227-U127M Ditto; Mounted to 1/4" Plywood 11 22 35 54 52 51 33
U127-227-U127M Ditto; Mounted to 18 g. Steel 17 25 40 53 54 53 37

MECHANICAL PROPERTIES
PROPERTY TEST METHOD RESULT
Compression Set ASTM D-882 10% Max

Flammability

 DOT MVSS 302 Pass
Thermal Conductivity K Factor .26
Service Temperature   -20°F to 180°F

 

 

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O'Neill Industrial Corporation, 105 Commerce Circle, Durham, CT 06422
PHONE (860) 349-8988 • FAX (860) 349-8986
Email: oneill.industrial@snet.net

© 1999, O'Neill Industrial Corporation