Lightweight Insulation
10 ton typical weight saving on Destroyer
Improved Thermal & Acoustic performance over competitors
Description
Dowmarine - UMI1075 Marine Insulation is a light weight, water repellent, glass wool hull board, for use as a thermal and acoustical insulation in marine applications. The product is produced by a flame attenuation process incorporating a flame retardant, thermoset binder system.
Characteristics
Dowmarine - UMI1075 Marine Insulation products are manufactured with a patented controlled fibre diameter and density to insure consistent thermal and acoustic performance.
Maximum performance temperature for un-faced products are 232ºC (450ºF).
Properties
Dowmarine - UMI1075 Marine Insulation products meet the performance requirements of:
MIL-I-742F
MIL-I-22023D
DOD-I-24688.
Packaging
Products are packaged in cardboard boxes identified with product code and description. Non standard packaging is available. Custom sizes are available on request
Performance facings
Dowmarine - UMI1075 Marine Insulation is available faced with glass fiber cloth, perforated cloth, white Mylar film and other specialty facings as needed to meet performance requirements.
DOWMARINE FIBRE INSULATION UMI 1075-TEST DATA
|
|
| Density |
13kgm3 |
| Non-combustibility test |
IMO resolution msc. 61(67) |
| Smoke index |
Def Stan 02-711 |
| Oxygen index |
BS en ISO 4589 |
| Flammability temperature index |
BS en ISO 4589-3 |
| Elemental composition |
Lassiagne sodium fusion |
| Toxicity index |
Def Stan 020-713 |
| Spread of flame |
BS 476 part 7 |
| Alkalinity |
NES 802 part3 |
| Water absorption |
BS 2972 section 11 partial immersion |
| Glass cloth puncture resistance |
NES 802 part1 4.8a |
| Institute of naval medicine |
No objections on health & safety |
Thermal conductivity
0.038 w/mk @25mm thk |
ASTM c 177-97 |
| Compression set |
Mil-1-742f sect 3.6 & 4.7.5. |
| Sound absorption hz |
(Mil-1-23054) |
| 25mm unfaced nrc 0.75 |
(dod-1-24688,ty ii, cl ii) |
| Inter laminate adhesion |
Accordance with NES 802 section 4.7:2000 |
| Density (Un-Faced) |
Thickness |
| 13KgM³ |
1", 2" ±1/8" |
| Length |
Width |
| 36", 38", 48" ±1/4" |
24" ±1/4" |
Thermal Properties
| ASTM C177-97 (Guarded Hot Plate Apparatus) |
| Test |
Units |
Glass Fiber Cloth Faced |
Un-Faced |
| |
|
1" |
2" |
| Conductivity, k |
Btu-in/hr-ft²-°F |
0.269 |
0.28 |
| Resistivity, R |
Hr-ft²-°F/btu |
3.719 |
6.973 |
Sound Absorption Coefficient
| ASTM C423-02 (Reverberation Room Method) |
| Frequency |
Un- Faced |
Perforated |
White Mylar |
| |
Glass Fiber Cloth |
Film |
| Faced |
Faced |
| HZ |
1" |
2" |
1" |
2" |
1" |
2" |
| 125 |
0.06 |
0.15 |
0.08 |
0.30 |
0.11 |
0.23 |
| 250 |
0.15 |
0.42 |
0.29 |
0.78 |
0.22 |
0.72 |
| 500 |
0.73 |
1.20 |
0.75 |
1.28 |
0.87 |
1.17 |
| 1000 |
1.00 |
1.10 |
1.08 |
1.10 |
0.96 |
0.85 |
| 2000 |
1.07 |
1.05 |
0.97 |
0.99 |
0.49 |
0.68 |
| 4000 |
1.07 |
1.07 |
0.76 |
0.87 |
0.24 |
0.29 |
| NRC |
0.75 |
0.95 |
0.75 |
10.50 |
0.65 |
0.85 |