1. KPS sound deadeing panel is made of wool fiber 2.It is free of formaldehyde 3. Perfect thermal and acoustic performance
1. Material: natural sheep wool sound deadening panel inner with aluminium alloy frame or wooden frame ,covered by fabric
2. Performance: Perfect sound absorption and thermal insulation, decoration performance
3. Superiority: Perfect human comfortableness,Contributes to MR C4.1, MR C4.2, MR C6, EQ C3.2,and EQ C4.4 terms of LEED.
4.Standard size: 1200*600*25mm, 1200*600*30mm
5.Thickness: 20mm, 25mm, 30mm, 50mm
6. Flammability: Class A according to ASTM E84, Class B1 according to DIN4102. Does not release toxic smoke. Smoke density is very low
7. NRC value: bigger than 0.9
8. Facing: inherently flame retardant fabric
9.Colors: A wide range of colors in woven fabrics
10.Installation : Adhesive, Hook& Keel Fasteners
Please find additional photos, color choices, installation information, etc. on JSKPS website.
11.Sound Absorption Coefficient (NRC) of sheep wool thermo-acoustic board
density(kg/ m³) | norminal thickness (mm) | test installation | frequency (HZ) | NRC | |||||
125 | 250 | 500 | 1000 | 2000 | 4000 | ||||
60 | 25 | sticking on the ground | 0.20
| 0.45 | 1.02 |
1.14 | 0.85 | 0.77 | 0.85 |
10cm cavum | 0.41 | 0.98 | 1.02 | 0.77 | 0.85 | 0.77 | 0.90 | ||
Note: Test method is GBJ 47-1983 Acoustics-sound-absorbing coefficient measurement by method of reverbration room.
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