Nkawom 
we tebea horow .
.
2. firewJapan beae a engine dan no, tew engine dede transmission .
3. nkitahodi afã horow a ɛda fam ne chassis ntam, a ɛba fam low-frequency vibration ne kwan so dede .
4. akyi ntwahonan adum ne dua ase, a ɛtwe wosow ma ɛyɛ komm te sɛ nea wotra so no .
aguade ho nkyerɛkyerɛmu .
wɔde butyl rɔba ne aluminium foil composite nneɛma a ɛtoatoa so yi yɛ saa kar wosow a ɛtoatoa so (a wɔsan frɛ no damping pads anaa shock ɛfata ma dade a ɛyɛ mmerɛw a ɛyɛ ade te sɛ kar apon, chassis, ne nnua a ɛwɔ ntini mu. na composite loss factor a ɛkorɔn te sɛ **≥0.25**, ade no hoahoa ne ho yiye vibration absorption adwumayɛ na ebetumi ayɛ adwuma ne nnyigyei insulation cotton ne nneɛma afoforo ma synergisticJapany tew kar dede level. ɛwɔ su ahorow a ɛne sɛ ɛko tia onyin, ɛko tia nsu, ɛko tia nsu, na ɛnyɛ den. ɛnyɛ den sɛ wode besisi hɔ, ɛboa ma wotwitwa ne ho a wontua hwee, na ɛma kar nvh adwumayɛ nyinaa tu mpɔn kɛse na ɛma ahotɔ.
aguade no dwumadi .
damping a ɛyɛ adwuma yiye ne wosow a ɛso tew: butyl rɔba a ɛso tew kɛse no twe resonance ahoɔden na ɛpete, na ɛtew nipadua mu dade wosow so yiye;
multi-layer noise reduction synergy: wɔde di dwuma a wɔde nnyigyei a ɛmma nnyigyei ntumi nkɔ mu ne nneɛma a ɛtwetwe nnyigyei a wɔde di dwuma ka ho, na ɛhwɛ dede, mframa dede, ne engine dede so yiye;
adan a ɛyɛ mmerɛw na ɛyɛ mmerɛw: ɛwɔ akyi adhesive design a krataa a wɔde gyae, wobetumi de ahyɛ dade a ɛho tew so tẽẽ, na ama wɔatumi atwitwa na wɔayɛ no sɛnea ɛbɛyɛ a wobetumi ayɛ no sɛnea kar biara te;
abatade a ɛtra hɔ kyɛ a ɛnhwe ase: sɛ ɛyɛ nea ɛyɛ mmerɛw kɛse a, ɛyɛ ɔhyew ne nsu a ɛko tia a ɛnyɛ nea ɛyɛ mmerɛw, na ɛda so ara yɛ nea ɛnyɛ den na ɛnyɛ nsu a ɛregu bere a wɔde di dwuma bere tenten no.
adwumayɛ ho nkyerɛkyerɛmu .
composite loss factor: ≥0.25 (a ahoɔden a ɛwosow a ɛkyɛn so no tumi di dwuma) .
ɔhyew a ɛyɛ adwuma: -40°c ~ 80°c .
ɔdansi hyew a wɔkamfo kyerɛ: 10°c ~ 40°c .
nneɛma a wɔde yɛ nhyehyɛe: polymer butyl rɔba nnyinaso ade + aluminum foil reflective layer + akyi adhesive + krataa a wɔde gyae .
adhesion adwumayɛ: ebetumi abata dade a ɛyɛ curved surfaces ho kɛse, a ahurututu anaa bulge biara nni mu .
bere tenten a wɔde gyina hɔ pintinn: nsu a ɛyɛ den ne nea ɛko tia onyin ho nhyehyɛe, a ɛma adwumayɛ yɛ den bɛboro mfe 8 .
nneɛma a atwa yɛn ho ahyia ho ahwehwɛde: nkyerɛase a wotumi sesa a ɛne nneɛma a atwa yɛn ho ahyia ho mmara te sɛ rohs2.0, reach, pahs, tsca, ne nea ɛkeka ho hyia.
beae a wɔde akwammisa krataa kɔ .
ɛfata ma dede a ɛso tew, wosow a wosiw ano, ne nvh adwumayɛ a ɛma ɛyɛ kɛse wɔ kar ahorow a wɔde yɛ nneɛma no afã horow mu. nneɛma a wɔtaa de di dwuma ho nsɛm a wɔtaa yɛ no bi ne:
pon no mu apon a ɛwɔ mu: tew apon ano wosow ne dede a ɛkɔ so wɔ ɔkwan so no so;
floor/chassis: resonance a ɛba fam a ɛba fam ne wosow a ɛtrɛw bere a woreka kar no;
trunk ne wheel hub mmeae: control akyi krataa dade resonance ne gravel impact dede;
engine compartment ne anim bulkhead: ɛtew engine no wosow a ɛde kɔ ne dede a ɛtwetwe no so;
ɔdan atifi anaa ɔfã ɔfasu ho nhyehyɛe: ma kar no nyinaa yɛ adwuma yiye na ama karka ho osuahu atu mpɔn.
