1 / 2
Model No. : | 4mm |
---|---|
Brand Name : | Ruisan, Kinyiri, Hengyangjia |
Material : | PET |
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 |
Glue or universal glue on the wall directly. And also can use nail to fix it.
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 |
Send your inquiry to this supplier