Sound-Absorbing and Heat-Insulating Material

Product Advantages:

  • The loosely structured, multi-cellular microfibers effectively absorb and disperse sound energy, reducing noise to a very low volume.
  • Water-repellent – does not add weight or produce odors.
  • Resistant to mold growth and bacterial proliferation.
  • Surface does not fuzz, lightweight.
  • Suitable for ultrasonic welding, hot-melt processing, and gluing.

Technical Features:

  • The microscopic structure of the bi-component sound-absorbing cotton material is similar to fine cocoon-like fibers. The interior is fluffy with numerous gaps, distributed evenly. The gaps are interwoven inside the material, open to the exterior, and connected with the outside, making it easy for sound waves to enter the gaps.

Application Areas:

  • The material is specifically designed to reduce noise energy in high-noise environments, particularly in automotive and high-speed train applications, where it plays a role in both heat insulation and sound absorption.

Classic Type-TDFH Series

Item      ModelTDFH-100STDFH-200STDFH-300STDFH-400SRemark
Weight(g/㎡)100200300400 Includes 12g/㎡pp spun bond scrim                                        
Thickness(mm)81520250.002PSI(14g/cm2)
Moisture regain(%)0.40.40.40.4GB/T9995-1997(JIS L 3203)
Tensile Strength(N)MD:40 CD:28MD:41 CD:30MD:43 CD:31MD:45 CD:32      Width:50mm Length:30mm Speed:200mm/min
Composition(%)PP&PETExcludes scrim:pp 100%
FlammabilityGB8410-94  (FMVSS No302)

 

Thermostable Type-TDGY(L2000) Series

Item   ModelTDGY(L2000)-100STDGY(L2000)-200STDGY(L2000)-300STDGY(L2000)-400S Remark
Weight(g/㎡)100200300400Includes 12g/㎡pp spun bond scrim                                        
Thickness(mm)81420260.002PSI(14g/cm2)
Moisture regain(%)0.40.40.40.4GB/T9995-1997(JIS L 3203)
Tensile Strength(N)MD:40 CD:28MD:41 CD:30MD:43 CD:31MD:45 CD:32Width:50mm Length:30mm Speed:200mm/min
Composition(%)PP&PET Excludes scrim:pp 100%
Heat ResistanceSound absorptopm os lept @120℃ 2000hours
FlammabilityGB8410-94  (FMVSS No302)

 

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