Aluminom ụfụfụ dị elu-arụmọrụ Acoustic Panels Ọwara ụda ọnwụ na mbelata mkpọtụ
Nkọwa ngwaahịa:
A na-eme oghere aluminom ụfụfụ emechi emechi ka ọ bụrụ ihe na-eme ka ụda olu dị elu na-arụ ọrụ nke ọma mgbe ọgwụgwọ perforation (Φ2mm oghere, perforation ọnụego nke 1-3%), nke nwere ezigbo ụda na-arụ ọrụ nke ọma, na ụda ụda olu nwere ike iru 60% ruo 90%. Ebe ọ bụ na elu nke ihe a enweghị ụgbọ elu, ọ nwere magburu onwe n'elu na-ekesa echiche ụda absorption ọrụ, na n'otu oge ahụ, ọ nwere ụda absorption ọrụ nke perforated Helmholtz resonance acoustic absorber, nke na-eme ka a elu ụda absorption ọnụego. Tụkwasị na nke ahụ, na gburugburu iru mmiri, ihe ndị na-egwu egwu nkịtị na-amịkọrọ mmiri ma gbasaa, ụda absorption coefficient na-ebelata nke ukwuu, ebe ihe ụfụfụ nke aluminom adịghị amịkọrọ mmiri, ụda ụda ya adịghị ebelata.
Aluminom ụfụfụ efere n'azụ set nke dị iche iche ọkpụrụkpụ nke ikuku oyi akwa, isi ugboro nke ụda absorption dị iche iche, na ọkpụrụkpụ nke ikuku oyi akwa si 0mm ka 90mm, isi ugboro nke ụda absorption si 2000Hz ruo 300Hz ma ọ bụ karịa. Mgbe ọkpụrụkpụ nke ikuku oyi akwa bụ 10, 30, 60, 90mm, isi ugboro nke kacha ụda absorption ọnụego bụ 1000Hz, 500Hz, 400Hz, 300Hz ma ọ bụ otú. Dị ka mkpọtụ ugboro nkesa imewe ụfụfụ ọnụego acoustic panel n'azụ ikuku oyi akwa ọkpụrụkpụ. Highway, n'okpuru-osimiri tunnels, undersea tunnels na ndị ọzọ ụgbọala eme mkpọtụ isi ugboro nke banyere 400Hz, n'ihi na ala-ugboro mkpọtụ, otú okporo ụzọ ụda mgbochi, n'okpuru osimiri na n'okpuru osimiri tunnels ụda-absorbing mgbidi aluminum ụfụfụ acoustic panels n'azụ ntọala nke oyi akwa ikuku nke 60mm, mmetụta mbelata mkpọtụ dị mma. Ụda okporo ụzọ ụgbọ okporo ígwè bụ ọkara na ụda ugboro dị elu karịa 1000Hz, 20mm akwa oyi akwa ka edobere n'azụ aluminom ụfụfụ ụda na-amịpụta efere nwere mmetụta mbelata mkpọtụ dị mma.
Njirimara ngwaahịa:
Njupụta: 0.25g/cm3 ~ 0.75g/cm3;
Ọnụ ego efu: 75% ~ 90%;
Ike nnabata: 8J/m3 ~ 30J/m3;
Ike mkpakọ: 3Mpa ~ 17Mpa;
Ike mgbanwe: 3Mpa～15Mpa;
Aperture: 1-10mm kesara n'otu n'otu, oghere isi 4-8mm;
Ịrụ ọrụ ọkụ anaghị ere ọkụ, anaghị emepụta gas na-egbu egbu;
Nguzogide corrosion, ogologo ndụ ọrụ.
Product nkọwapụta: 1200mm * 600mm * H ma ọ bụ ahaziri mmepụta dị ka ndị ahịa chọrọ.
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