28DB sound insulation (meets GB/T 50121-2005 Grade 3) + ≤1% water absorption (excellent moisture/waterproof), ideal for noise & moisture control.
2mm Butyl Rubber blocks noise transmission effectively, ideal for walls, pipes, HVAC, and automotive sealing. Customizable in width, length, fitting varied gaps while ensuring durable, all-around acoustic .
| Basic Material | Butyl Rubber |
| Finish | Aluminum Foil |
| Pattern | Roll |
| Size | 500*10000*2mm/Roll |
2mm Thickness Butyl Rubber With 28DB Sound Reduction Index For Soundproofing Walls
sound dampening material are crafted through a precise mixing process using high - purity, eco - friendly butyl rubber and polymer materials. With a white colloid as the base layer and a surface covered by an anti - radiation and corrosion - resistant coated aluminum foil layer, these sheets combine both aesthetics and functionality. Thanks to their excellent high elasticity and strong adhesion, they seamlessly integrate vibration reduction and damping functions, offering stable performance and a long service life, and delivering an outstanding soundproofing experience.
28DB sound insulation (meets GB/T 50121-2005 Grade 3) + ≤1% water absorption (excellent moisture/waterproof), ideal for noise & moisture control.
Works stably from -15°C (no hardening) to 130°C (no melting), adaptable to various environments.
Suitable for both industrial scenarios (chassis, machinery) and commercial/residential spaces (hotels, KTVs, recording studios)
| Core Material | Butyl Rubber |
| Finish | Aluminum Foil |
| Size | 500*10000mm |
| Thickness | 2mm |
| Weight | 3.5kg/㎡ |
| Sound Insulation | 28DB, (Meets Grade 3 of the Sound Insulation Evaluation Standard in GB/T 50121 - 2005) |
| Water Absorption Rate | ≤1%, with excellent moisture - proof and waterproof performance |
| Weather Resistance | It can be used normally in an environment ranging from -15℃(without hardening) to 130 ℃(without melting) |
| Color | Blue,Silver,Gold |
| Fireproof Grade | As requirement, Class B |
| Application | Chassis, Fenders , Trunk,Machinery Equipment,Residential Homes, Hotels, Clubs, KTVs, Recording Studios, Broadcast Studios, and Various Other Places |
| Frequency(Hz) | 100 | 125 | 160 | 200 | 250 | 315 | 400 | 500 | 630 | 800 | 1000 | 1250 | 1600 | 2000 | 2500 | 3150 | 4000 | 5000 | STC(dB) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sound Transmission Loss(dB) | 15.6 | 14.9 | 13.9 | 16.9 | 19.4 | 18.7 | 21.2 | 23.3 | 27.4 | 30.5 | 31.8 | 33 | 34.5 | 36.3 | 38.9 | 40.3 | 41.7 | 44.2 | 28 |
