WebGeneral Composition: 100% Polyurethane Surface 100% Reinforced Rayon backing Weight:Approx. 9.7 oz. per square yard Approx. 330 grams per square metre Thickness: Approx. 0.95 Millimetres Width: 54 Inches / 137 Centimetres Performance Abrasion: ASTM ... WebMar 25, 2024 · A Class 1, or Class A, fire rating means that the building material is highly resistant to fire and does not spread flames quickly. In the flame-spread rating test, a score of 0 to 25 constitutes a Class 1 rating. The score is relative and balanced between asbestos cement sheet, with a score of 0, and pure red oak, with a score of 100.
Understanding the ASTM E84 Fire Retardancy Standard …
WebLife Safety Code, NFPA 101 Section 6-5.2.1 and Standard Building Code (issued by SBCCI) Section 704 CLASSIFICATION FLAME SPREAD INDEX SMOKE DEVELOPED Class A 0 – 25 < 450 Class B 26 – 75 < 450 Class C 76 – 200 < 450 Uniform Building Code (UBC) (issued by ICBO) Section 4204 and Basic Building Code (issued by BOCA) Section 922.5.3 WebAn F rating is based on flame occurrence on the unexposed surface, while the T rating is based on the temperature rise and flame occurrence on the unexposed side of the fire stop. ... Class A: Flame spread index 0-25; Smoke developed index 0-450; Class B: Flame spread index 26-75; Smoke developed index 0-450 ... More information on ASTM E84 … regentown gold
What Does ASTM E 84 Class A Rating Mean for Temp Walls?
WebFax: 1.570.387.8722 Outside the US: 1.570.387.6997 techservicesekisui-spi.com sekisui-spi.com Technical Brief ASTM E-84 Classification KYDEX® sheet is often used as a building material and must therefore be subjected to the surface burning specification as outlined in ASTM E-84: Surface Burning Characteristics of Building Materials. Web11 rows · The resulting flame spread rating (FSR) is expressed as a number on a continuous scale where inorganic reinforced cement board is 0 and red oak is 100. The … WebFlammability of materials is a concern when there is a “Risk of Fire” ... If area > 10 ft2, then spread of flame per UL 723 (similar to ASTM E84) or ASTM E162 (Radiant Panel) See … regent outdoor light fixtures