1. Sound Deadening Mat Overview
Sound Deadening Mat is an aluminum-faced butyl sheet for controlling vibration and structure-borne noise in cars, trucks, Jeeps and RVs. The source emphasizes butyl rather than asphalt filler.
2. Butyl Damping Test Data
| Damping mat test | Published requirement |
|---|---|
| Adhesion duration | 120 minutes minimum |
| Four-hour exposure at 160°C | No flow, crack or deformation |
| Flexing at minus 40°C | No cracking |
| Mat peel | 0.8 newton per millimetre or higher |
| Mat stretch | 500 percent or higher |
| Mat density | 1.57 grams per cubic centimetre or higher |
| Penetration reading | 35, measured in tenths of a millimetre |
3. Structural Noise Attenuation
Viscoelastic butyl dissipates part of a metal panel's vibration energy. Annealed aluminum facing supports handling and distributes pressure during rolling.
4. Car Audio And Body Uses
Use is listed for car audio installations and any vehicle metal prone to rattling. Coverage can target doors, floors, trunks, roofs and wheel areas after resonance is identified.
5. Damping Mat Installation
Expose, degrease and dry the metal, cut sections around service holes and roll them into full contact. Treat sharp edges safely and reinstall trim without blocking drains or controls.
6. Automotive Mat Verification
Verify butyl construction, foil, hot-flow result, cold flexibility, peel and density. The page also mentions a 450°F industry-leading rating; request the specific test because it differs from the 160°C/4-hour table.
7. Vehicle Coverage Supply
Vehicle coverage should be quoted by total area, sheet dimensions, carton weight and kit layout. An installed-panel sample can compare resonance before bulk purchase.
8. Sound Deadening FAQ
Why avoid asphalt filler? The source prefers butyl because of stated health and performance concerns.
Is 450°F a continuous rating? No condition is shown; seek a formal datasheet.
Does the mat absorb airborne noise? Its main role is damping vibrating metal.
Automotive acoustic projects increasingly document heat tests separately from marketing temperature claims.
Hot Tags: sound deadening mat, china,manufacturers, suppliers, factory, customized, price, cheap, Insulated Glazing Tape, butyl tape for rv, Aluminum Tape, butyl caulking tape, Tactile Tile Sealing Tape, Steel Structure Sealant Tape
