Flotation Foam, Ethafoam 4101-FR
SKU# ETHA4101-200
DOW Ethafoam is a highly buoyant polyethylene foam for use in flotation cushions.
Lightweight, strong, low abrasion, durable, and odorless. This FR variant contains flame-retardant additives designed to meet aerospace regulations. The foam is easy to fabricate using routing, water jet, and handsaws.
Sold per board of 2" x 36" x 24". Includes FAA burn certificate for 25.853(a). Discounts may be available for larger quantities. Please call or email to inquire.
| Color | White |
| Length |
36 inches |
| Width |
24 inches |
| Thickness |
2 inches |
| Weight |
2.2 lb |
| Density |
2.2 lb/ft3 |
| Compression Set, 50% (ASTM D3575) |
< 20% |
| Compressive Deflection (ASTM D3575) |
@ 10% = 8 psi |
| Water Absorption (ASTM D3575) |
0.3 lb/ft2 |
| Buoyancy (ASTM D3575) |
58 lb/ft3 |
| Flammability |
14 CFR (FAR) 25.853(a), Vertical Burn California Technical Bulletin 117 FMVSS 302, Automotive Flammability |
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If you need flotation foam in an amphibious vehicle, this product meets all requirements for automotive applications. |
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This product is acceptable for use in all types of aircraft and rotorcraft.
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This product is acceptable for use in marine applications. |
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This product has not been tested for Railway applications. In the rare scenario that you may need flotation foam for this application, this foam may be suitable. Contact us for more information. |