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ÃÊ°æ·® ¼ÒÀç·Î Áß·® Àú°¨ ÃÖÀûÈ­
ÈíÀ½¼º´É(Alpha Cabin test)
Trunk mat ½ÇÂ÷ ÀåÂø ±âÁØ
  ¼öÀÔ MB ¼ÒÀç ´ëºñ 10% ÀÌ»óÀÇ ÈíÀ½·Â Çâ»ó [main frequency : 500 ~ 5000Hz]
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±âÁ¸ ¼öÀÔ ¼ÒÀç ´ëºñ ¾à10% ÀÌ»ó Àý°¨ È¿°ú
 
Existing low cost sound-absorption materials
 
 
Needle Felt
 
 
 
 
ÀçÈ°¿ë¼¶À¯
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+  
 PP
 
 
 
 
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ºñ´Ò ÄÚÆÃÀ¸·Î ÀÎÇÑ ÈíÀ½·Â ÀúÇÏ
 
 
     
    ±â°èÀû °áÇÕ  
 
 
Polyester
 
 
 
 
low middling
polyester
+  
recycled
polyester
 
 
 
 
 
ºÐÁø ¹ß»ý
°íÁß·®
Ãþ°£ ¹ß¸® ¹ß»ý
 
 
Existing high cost sound-absorption materials
 
 
Thinsulator
 
 
 
 
PP + PET È¥ÇÕ¹æ»ç
[Melt-Blown method]
 
 
 
 
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ÃÖÀûÈ­µÈ MB¹æ½ÄÀÇ °í¼º´É ÈíÀ½Àç °³¹ß
 
 
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ģȯ°æ Á¦Ç° ¹× ºÐÁø ¹ß»ý Á¦·Î
 
 
¡° PP °è Melt blown ÈíÀ½Á¦ ¡±
 
Melt- Blown PP Sound Absorption Sheet
Used ultra-fine fiber
Light weight
Harmless to human body and allergy free
Good sound-absorption properties
Classification : 200g/m2, 300g/m2, 400g/m2, 600g/m2, 800g/m2, 1000g/m2
Width (mm) : 500mm / 1000mm / 1500mm
Waterproof, low water absorption and good dryness
 
Web-Q(Quiting)
Web-QA(Quiting+Adhesive)
Web-W(Welding)
 
 
Typical structure of sound absorption materials by SEM photo
Resin Felt
Needle Felt
PET
Thinsulator
Websuler
 
Frequency (Hz)
Coefficient
Frequency (Hz)
Coefficient
100
0.07
800
1.05
125
0.09
1000
1.04
160
0.12
1250
0.98
200
0.22
1600
0.95
250
0.32
2000
0.92
315
0.55
2500
0.90
400
0.75
3150
0.88
500
0.91
4000
0.91
630
1.03
5000
0.90
 
ÃÊ°æ·® (200 ~ 1000g/M©÷)
°í ÈíÀ½¼º (Alpha Cabin, Trunk mat ÀåÂø ½ÃÇè) : ¼öÀÔ ¼ÒÀç ´ëºñ ÈíÀ½¼º´É 10% ÀÌ»ó Çâ»ó
°¡°Ý °æÀï·Â : ¾à 10% ÀÌ»ó Àý°¨
³­¿¬¼º : FMVSS 302, ASTM E84, BS6853 µî.
´Ü¿­¼º : ¿­ÀüµµÀ² (KS K 0466) 0.022 (W/mK)
¹ß¼ö¼º : ¹ß¼öµµ 4±Þ [KS K 0590]
100% Recycling : ȯ°æ ģȭÀû
No ºÐÁø : ÄèÀûÇÑ ½ÂÂ÷°¨/»ç¿ë°¨, ÀÛ¾÷ȯ°æ °³¼±
 
Flame Retardant Coefficient :
Residual flame time : 0.1 sec
  Residual spark time : 0.0 sec
  Carried length : 6.1 cm
  Carried area : 20.6 cm©÷
Specific Optical Density of Smoke [ASTM E662] :
Maximum time = 30.5 min
  Ds Max = 64
Toxic fume [BS6853]
R = 0.42
FMVSS No. 302 : pass
Tunnel test [ASTM E84]
 
 
 
 
 
 
 
°í¼º´É ÈíÀ½ÀçÀÇ ÃÖÀûÈ­ ½ÇÇö
´Ù¾çÇÑ Grade : 200 ~ 1000 G
ÃÊ°æ·®
Slim
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°í´Ü¿­¼ºÀ¸·Î ÀÎÇÑ ¿¡³ÊÁö Àý¾à ¹× ÄèÀûÇÑ »ç¿ë ȯ°æ
Cost Down
ºÐÁø ¹ß»ý Á¦·Î
Recycling
ÀÛ¾÷ ȯ°æ °³¼±
°í°´ÀÇ ¿ä±¸ »çÇ׿¡ µû¸¥ NVH Á¦Ç°ÀÇ Àû±ØÀû °³¹ß ´ëÀÀ