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사무실 회의실을위한 음향 폼 벽면 패널

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Model No. :
Brand Name :
Warranty :	1 Year
After-sale Service :	Online technical support, Return and Replacement
Project Solution Capability :	Graphic Design, 3d Model Design, Total Solution For Projects
Application :	Office Building
design style :	Modern
Brand Name :	Feat Top
Model Number :	A-01
Item Name :	acoustic foam panels
MOQ :	10 SET
Standard Size :	912202420mm
OEM :	Acceptable
Packing :	Disassembled, one set/one box
Color :	optional
Place of Origin :	Guangdong, China

더

1yrs

Foshan, Guangdong, China

Feat Top International(China) CO.,LTD

당신은 또한 좋아할 것입니다

제품 설명

Product Name	Good quality acoustic soundproof foam wall panels for office room meeting room
Size	912202420mm
Application	office room,meeting room,library,ktv,hotel etc
Color	Optional
Service	OEM

One-third-octave Frequency in HZ	Measured sound pressure level in dB			Noise reduction level in dB
One-third-octave Frequency in HZ		Inside test sample	Outside test sample	Noise reduction level in dB
125	58.73	81.59	22.36
160	72.57	87.19	14.62
200	73.34	92.30	18.96
250	77.06	96.98	19.92
315	72.70	95.68	22.98
400	68.72	95.51	26.79
500	68.02	93.41	25.39
630	67.12	93.36	26.24
800	66.02	92.74	26.72
1000	63.73	93.06	29.33
1250	62.39	93.97	31.58
1600	60.62	95.89	34.27
2000	55.79	93.12	36.33
2500	56.45	92.20	35.75
3150	55.48	92.04	36.56
4000	49.63	91.53	40.90
Total value	81.44	105.56	24.12