1. KPS sound absorption wall panel is made of wool fiber
2. It is free of formaldehyde
3. Perfect human comfortableness

1. Material: nature sheep wool board inner with aluminium alloy frame,covered by fabric.

2. Performance of sound absorption wall panel: Perfect sound absorption and thermal insulation, decoration performance

3. Superiority: Does not emit formaldehyde and other toxic gases, Perfect human comfortableness , Contributes to MR C4.1, MR C4.2, MR C6, EQ C3.2,and EQ C4.4 items of LEED.

4.Standard size:1200*600*25mm,1200*600*30mm

5.Thickness:20mm, 25mm,30mm,50mm

6. Flammability: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. Edge detail : circular bead,chamfer angle,right-angle and other custom designed

10.Application: cinema , theater, hotel ,conference room, gymnasium, ,school, library, auditorium and so on.

11.Colors: A wide range of colors in woven fabrics

12.Installation : Adhesive, Hook& Keel Fasteners

Please find additional photos, color choices, installation information, etc. on our website.

13.Physical properties  of sheep wool thermo-acoustic panel       

density

(kg/m3)

permitted deviation of density

%

thermal conductivity

W/(m·k)

noise reduction coefficient  (NRC)

average temperature

25oC±5oC

average temperature

70oC±5oC

Sticking on the ground

back cavity 50mm

32

±5

≤0.040

≤0.046

≥0.61

≥0.82

≥0.401

≥0.452

40

≤0.037

≤0.044

48

≤0.036

≤0.043

64

≤0.034

≤0.042

≥0.451

≥0.552

80

≤0.033

≤0.041

1.the thickness is 30-50mm;      2.the thickness is bigger than 50mm.

Note: other specifications can be supplied by the agreement of the supplier and buyer.

14.  Sound Absorption Coefficient (NRC) of sheep wool thermo-acoustic board

Note: Test method is GBJ 47-1983 Acoustics-sound-absorbing coefficient measurement by method of reverbration room.