HR Polyfoam Rolls (HR 32)
SKU# HR32-025-36660
High-resilience (HR) Polyfoam is an open-cell polyurethane foam with fire-retardant properties used primarily for seat cushioning in transportation applications. Its low density, low thermal conductivity, and strong mechanical properties also contribute to its excellence as a thermal and sound insulator. Long-lasting, versatile, and comfortable.
HR 32 is sold in 36" x 55' rolls with and without Reemay scrim. Also sold in sheets in this firmness level and for HR 55 and HR 70.
Please note, the Reemay scrim option does not come with a 25.853(a) 12-second vertical burn certificate.
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Grade |
Density (pcf) | Firmness (ILD) (4" thick, 25%) | Firmness (ILD) (4" thick, 65%) |
| HR 32 | 2.6 | 32-38 | 65-86 |
Flammability Standards
HR Polyfoam has been tested to meet the following flammability standards:
- California Technical Bulletin 117
- FMVSS-302 (Automotive Flammability)
- 14 CFR (FAR) 25.853(a), Vertical Burn
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This product meets and exceeds automotive flammability standards. |
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• The plain option of this product is acceptable for use in all types aircraft and rotorcraft. |
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This product is acceptable for use in marine interiors, but is not water resistant or repellent. It is highly buoyant with the use of a water-blocking layer. |
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Unknown at this time whether this material is acceptable for use in Railway applications. |