4mm PET Acoustic Panel for Decoration
4mm PET Acoustic Panel for Decoration
4mm PET Acoustic Panel for Decoration
4mm PET Acoustic Panel for Decoration

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4mm PET Acoustic Panel for Decoration

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Model No. : 4mm
Brand Name : Ruisan, Kinyiri, Hengyangjia
Material : PET
Color : 48 Colors
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4yrs

Suqian, Jiangsu, China

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Product description


A. Materials  description.

Made of 100% fiber,after hot-pressed to cotton shape,use different hot-pressed to reach different density and sure its ventilation, which make it become excellent sound absorption and hot insulation products.

B. Product Size

 Standard sizes are 2440mm x 1220mm. And the size can be customized

 The standard thickness is 9mm. Can be made to be 12mm thickness. 

 C. Flame retardant characteristic
 It can reach class B1 flame retardant (same as  GB8624 2006 C), the material is solid,averaged and flexible, absorption has good sound coefficient and heat insulation function.

Item Standards Results Conclusion
Remaining length of burn/mm GB/T 8625-2005 480 Qualified
Average /mm GB/T 8625-2005 577 Qualified
Average temperature of smoke/ GB/T 8625-2005 89 Qualified
Flame height/mm GB/T 8626-2007 25 Qualified
Smoke Level GB/T 8627-2007 48 Qualified
  D. Installation

  Glue or universal glue on the wall directly. And also can use nail to fix it.

20200304145451


E. sound absorbing coefficient
 This panel's sound absorption coefficient is improved as the frequency's increasing. The coefficient is about 0.7~1.1.
Cavity /mm 0 100 150 200
Frequency /Hz 1/3 double frequency sound absorbing coefficient
100 0.02 0.24 0.36 0.52
125 0.04 0.36 0.52 0.64
160 0.02 0.48 0.72 0.84
200 0.04 0.68 0.96 1.08
250 0.08 0.88 1.12 1.12
315 0.08 0.80 0.96 0.96
400 0.08 0.96 1.12 1.28
500 0.12 1.08 1.16 1.12
630 0.20 1.12 1.08 0.96
800 0.28 1.08 1.04 0.80
1000 0.36 1.12 0.92 0.76
1250 0.48 1.00 0.72 0.96
1600 0.60 0.80 0.84 0.92
2000 0.72 0.92 1.04 1.00
2500 0.80 1.00 0.88 0.96
3150 0.88 0.96 0.96 1.00
4000 1.00 1.04 1.04 1.04
5000 1.08 1.00 0.96 1.00
NRC 0.30 0.95 1.00 1.00






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