

3MTM ThinsulateTM
Superior Acoustic Comfort with TAI4047
3M™ Thinsulate™ Acoustic Insulation TAI4047 is one of the highest-performing materials in the Thinsulate™ portfolio when it comes to performance-to-weight ratio. Engineered with advanced non-woven acoustic fibers, this 23 mm thick insulation mat delivers exceptional compressibility and recovery, making it a highly effective NVH cavity filler. The structure includes a white polyolefin scrim and double-embossed surface for enhanced abrasion resistance, making it ideal for tough automotive environments.
Recommended Applications for 3M™ TAI4047
Perfect for irregular cavities, narrow gaps, and weight-sensitive designs.
Key Benefits of 3M™ Thinsulate™ Acoustic Insulation TAI4047
Partnering with EKO-TECH
As a certified 3M Select Converter, EKO-TECH offers:
Our converting process ensures each roll or piece of Thinsulate TAI4047 is optimized for your assembly environment.
Technical data:
Composition web 65% polypropylene, 35% polyester
Composition scrim none
Construction and color White web, both sides embossed
Material Thickness 23mm (tested after 6 weeks on roll according to SAE J1355 @ 0,002psi (14N/m²))
Surface weight 420g/m² (web tested on 315 x 315 mm samples)
Density 18kg/m3
Flammability Self-Extinguishing (SE) as per SAE J369 (FMVSS 302, ISO 3795, DIN75200)
Temperature resistance 120°C (tested for 2000 hours)
Storage Rolls need to be stored upright.
Availability
die cuts as per customer requirement
– plain cut, hot trim edge or sealed edge
– available with adhesive



3m thinsulate vehicle insulation guide
3M™ AU0920 Thinsulate™
3M™ AU1220 Thinsulate™
3M™ AU1320 Thinsulate™
3M™ AU3020
3M™ AU6020 Thinsulate™
3M™ Thinsulate™ Acoustic Insulation AU4002-6
3M™ Thinsulate™ AU1504-6
3M™ Thinsulate™ AU1704-6
3M™ Thinsulate™ AU2002-5
3M™ Thinsulate™ AU2004-6
3M™ Thinsulate™ AU2020-6
3M™ Thinsulate™ AU3002-2
3M™ Thinsulate™ AU3002-4
3M™ Thinsulate™ AU3002-5
3M™ Thinsulate™ AU3004-6
3M™ Thinsulate™ AU3020-6
3M™ Thinsulate™ AU4004-6
3M™ Thinsulate™ AU4020-6
3M™ Thinsulate™ RS2400I
3M™ Thinsulate™ SM200L
3M™ Thinsulate™ SM300L
3M™ Thinsulate™ SM600L
3M™ Thinsulate™ TAI2027
3M™ Thinsulate™ TAI2047
3M™ Thinsulate™ TAI2099
3M™ Thinsulate™ TAI3027
3M™ Thinsulate™ TAI3047
3M™ Thinsulate™ TAI4047
3M™ Thinsulate™ TC1803
3M™ Thinsulate™ TC2303
3M™ Thinsulate™ TC3403
3M™ Thinsulate™ TF1500
3M™ Thinsulate™ TF1800
3M™ Thinsulate™ TF2300 

