Welcome to Isolation Technology Inc formed in 1989 by partners having many years experience in both the vibration and noise control fields. We engineer, design, manufacture and distribute a comprehensive array of products to solve almost any vibration or noise control problem you may have.
 
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willtec® specifications
willtec® lightweight, open-cell acoustic material meets the following regulations. Where not indicated, the following tests were performed on 1" thick material.

FM VSS 302 Passes (automotive)
UTAC (Union Technique de l'Automobile du Motorcycle et du Cycle): Passes (Category 1, buses)
UL Code 94, electronics: HBF: Passes
HF1: Passes
VO: Passes
ASTM E B4, Steiner Tunnel Test Flame spread : 5
Smoke Density: 45
Fuel Contribution: 0
UL 1715 Passes
FAR 25.853, aviation Passes
NYC DOS# 0 500-970317-4001
ASTM C 177
Thermal Conductivity
K Factor@50 F: 0.24
R Value: 4.2
ASTM D 3574-77 Density: 0.7 lb/cuft
Tensile Strength: 8 psi
Tear Strength: 0.3 lbs/in
UL 181 Microbial Growth Passes
ASTM G21 Fungus Resistance Passes
Boeing DSS 9739
Toxic Gas Generation
Pass

Sound absorption coefficients* of SONEX products - ASTM C 423-90a
SONEX Panels 125Hz 250Hz 500Hz 1KHz 2KHz 4KHz NRC
SONEXone 2" 0.11 0.33 0.85 1.05 1.09 1.06 0.85
SONEXvalueline 1-1/2" 0.08 0.29 0.73 0.94 0.97 0.89 0.75
SONEXpyramid 2" 0.07 0.32 0.78 1 0.97 1.08 0.8
SONEXmini 1" 0.11 0.17 0.4 0.72 0.76 0.91 0.5
125Hz 250Hz 500Hz 1KHz 2KHz 4KHz STC
SONEX Specialties
SONEXtextile 2" 0.19 0.73 1.2 1.17 1.08 1.28 1.05
SONEX Wedges
SONEXsuper 6" 0.18 0.86 1.22 1.24 1.14 1.2 1.1
SONEX Prospec
SONEXprospec foam 0 0.26 1.01 0.82 0.68 0.6 0.7
SONEX composite 0.13 0.6 0.81 0.97 1 0.9 0.85
SONEX Curtains
SONEXcurtain BS 0.12 0.59 0.9 0.99 0.92 0.74 0.85
SONEXcurtain BB 0.12 0.52 0.84 0.98 0.9 0.68 0.8
SONEXcurtain QA-1 0.09 0.28 0.74 0.58 0.38 0.25 0.5
SONEXcurtain QA-2 0.14 0.55 0.96 0.73 0.36 0.25 0.65
SONEX Baffles (in sabins) 4 Freq. Avg
SONEXvalueline 1 5.4 10.8 16.3 18.7 24 12.8
SONEXwet 1.9 5 10.2 15.5 16.3 19.5 11.75

Sound transmission data of SONEX products - ASTM E 90-90
125Hz 250Hz 500Hz 1KHz 2KHz 4KHz STC
SONEX Curtains
SONEXcurtains BB-1 15 18 22 30 42 48 27
SONEX curtains BS1 15 19 21 24 42 48 25
SONEX Prospec
SONEXprospec barrier 13 17 21 28 33 40 26
SONEXprospec composite 17 22 20 32 31 43 28

SONEX willtec® colors and finishes
Natural White
SONEXcolortec™ Charcoal
Hypalon ? White Black Gray
Painted ? Charcoal Gray Beige Brown
? Custom colors also available. SONEXclean is available in various surfaces and colors


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