FRP
Flame Retardant Kraft Pulp Electrical Insulation
Flame Retardant Kraft Pulp Electrical Insulation
Fire Retardant- U.L. File number E-31556(M). UL Flame Class 94 V-0. A secondary electrical insulation for fire resistant applications. Used in microwave ovens, appliances, televisions, copiers, smoke and fire alarms, computer filter frames, and more. Useful where safety and fire retardancy are important.
Windsor Stevens’ FRP is an Underwriter’s Laboratories approved flame retardent board, multi-ply constructed from unbleached Kraft pulp. The UL 94 Flammability Classification is 94V-0.
Windsor Stevens FRP has good mechanical strength, punchability and foldability.
Windsor Stevens FRP is available in sheets, strips, rolls and slit coils in thicknesses from .010” to .062”. Above .062” available only in sheets and strips.
PHYSICAL, ELECTRICAL AND CHEMICAL PROPERTIES:
| Fiber Content | 100% Unbleached Kraft Wood Pulp |
| Moisture Content | 7.0% Avg. |
| Standard Thickness, ± 7% | Inches | .010 | .015 | .020 | .025 | .031 |
| Apparent Density, (Air Dry), ± 7% | g/cc | 1.10 | 1.10 | 1.10 | 1.10 | 1.10 |
| Weight, (Air Dry), ± 7% | lbs./sq. ft. | .057 | .086 | .114 | .148 | .177 |
| Tensile Strength, (Avg.) | MD lbs./In. | 190 | 285 | 390 | 470 | 550 |
| CMD lbs./In. | 35 | 60 | 75 | 95 | 110 | |
| Burst Strength, (Avg.) | lbs./sq. in. | 135 | 245 | 310 | 390 | 460 |
| Tear Strength, (Avg.) grams | MD | 215 | 380 | 520 | 700 | 800 |
| CMD | 360 | 625 | 765 | 850 |
Click here to download the FRP Spec Sheet.
Click here to download the FRP SDS Sheet.
“Values shown are typical, are not guaranteed, nor to be used for specifications without approval.”
NOTICE: The above information and data are believed to be accurate and reliable. Windsor Stevens assumes no responsibility for end-use applications and no performance warranty is expressed or implied.