INOAC Calmflex F-4LF Black 40x1000x1000 Cut-off F-4LF-40 1 sheet

Catalogue number: F-4LF-40 Features: ●Absorbs air vibration sounds. ●With a urethane coating on the surface, it is excellent at absorbing low frequencies. ●The thicker the material, the better the sound absorption properties. Applications: ●Absorbs low-frequency sounds below 2000Hz. Specifications: ●Thickness (mm): 40 ●Color: Black ●Type: Non-adhesive ●Usage temperature range (℃): -20 to 70 ●Length (mm): 1000 ●Width (mm): 1000 ●Density: 23kg/[m3] (before surface coating is formed) ●Flammability: UL94 HBF equivalent Material/Finish: ●Urethane foam Caution: ●Will turn yellow when exposed to ultraviolet light.