% ISINAC ACOUSTIC WORLD S.L.U. - ISINAC FT PANEL 40 mm
% Absorption coefficient, one-third octave bands, EN ISO 354.
% Test report: B2017-LACUS-IN-30 I, Laboratorio de Control de Calidad de la Edificacion del Gobierno Vasco (Vitoria-Gasteiz) - Area de Acustica gestionada por TECNALIA
% Columns: frequency (Hz), absorption coefficient (-). Values may exceed 1 (edge effect).
% Use as an Interpolation function in COMSOL (Ray Acoustics / Acoustic Diffusion Equation).
% alpha_w 0.70 (H) per ISO 11654 clause 4.3. It is strongly recommended to use this single-number rating together with the complete absorption curve.

100 0.050
125 0.120
160 0.150
200 0.240
250 0.400
315 0.520
400 0.630
500 0.760
630 0.800
800 0.830
1000 0.860
1250 0.850
1600 0.910
2000 0.960
2500 0.940
3150 0.930
4000 0.930
5000 0.930
