China Customized Euroyal Brand Sound Absorbing Materials Board Pet Felt Polyester Fiber Acoustic Panel, Find details about China Wall Panel, 3D Acoustic Panel from Customized Euroyal Brand Sound Absorbing Materials Board Pet Felt Polyester Fiber Acoustic Panel
Product name: | Polyester fiber acoustic panel |
Basic material: | 100% high quality Polyester fiber acoustic panel |
FOB price | USD$ 5.80 per square meter for general standard |
Place of Origin | Jiangsu China (Mainland) |
Colors: | White, blue, green, yellow, etc.(44 kinds of colors in color chart) |
Spec: | 1220*2420*9 mm, or customized as per your inquiry |
Payment | T/T |
Thick | Customized from 3 mm to 20 mm |
Loading port | shanghai |
Order lead time | 10-15 days |
Packing | Every 10 pieces in one plastic bag + carton box + Fumigation-free pallet |
Feature: | Sound absorption, fire resistant, heat insulation, mould-proof, environment-friendly,moisture-proof, recycled. |
Application: | KTV, theatres, auditorium, office, opera house, rehearsal room, meeting rooms, recording studio, music hall, auditorium, large entertainment city, etc. |
NRC | 0.8-1.1 |
Fire rate | B1 |
Polyester acoustic panel sound absorption coefficient: (NRC) | |||||
Cavity/mm | 0 | 50 | 100 | 150 | 200 |
Frequency/H | 1/3double frequency sound absorbing coefficient | ||||
100 | 0.02 | 0.12 | 0.24 | 0.36 | 0.52 |
125 | 0.04 | 0.16 | 0.36 | 0.52 | 0.64 |
160 | 0.02 | 0.20 | 0.48 | 0.72 | 0.84 |
200 | 0.04 | 0.32 | 0.68 | 0.96 | 1.08 |
250 | 0.08 | 0.44 | 0.88 | 1.12 | 1.12 |
315 | 0.08 | 0.52 | 0.80 | 0.96 | 0.96 |
400 | 0.08 | 0.60 | 0.96 | 1.12 | 1.28 |
500 | 0.12 | 0.80 | 1.08 | 1.16 | 1.12 |
630 | 0.20 | 0.96 | 1.12 | 1.08 | 0.96 |
800 | 0.28 | 1.00 | 1.04 | 1.04 | 0.80 |
1000 | 0.36 | 1.00 | 1.12 | 0.92 | 0.76 |
1250 | 0.48 | 1.12 | 1.00 | 0.72 | 0.96 |
1600 | 0.60 | 1.04 | 0.80 | 0.84 | 0.92 |
2000 | 0.72 | 1.16 | 0.92 | 1.04 | 1.00 |
2500 | 0.80 | 0.96 | 1.00 | 0.88 | 0.96 |
3150 | 0.88 | 0.92 | 0.96 | 0.96 | 1.00 |
4000 | 1.00 | 1.00 | 1.04 | 1.04 | 1.04 |
5000 | 1.08 | 1.00 | 1.00 | 0.96 | 1.00 |
NRC | 0.30 | 0.85 | 0.95 | 1.00 | 1.00 |