4 kg/m³ Foam ya Melamine - Chimodzi mwa Zida Zopepuka Kwambiri Zotenthetsera Matenthedwe & Acoustic Padziko Lonse
(ndi SINOYQX)
Chifukwa chiyani 4 kg/m³ Foam ya Melamine Ili Pakati pa Zida Zopepuka Kwambiri Zopangira Insulation
| Mtundu wazinthu | Kachulukidwe (kg/m³) | Magwiridwe Acoustic (α, ma frequency apakati) | Thermal Conductivity λ (W/m·K) | Kukaniza Moto |
| Chithovu cha Melamine (4 kg/m³) | 4 | 0.85 | 0.030-0.035 | UL94 V-0, yozimitsa yokha |
| Open Cell Polyurethane Foam | 10-40 | Wongolerani | Avereji | Wotentha |
| Ubweya Wagalasi | 10-80 | chabwino | chabwino | Zosayaka |
| Crosslinked Polyethylene (XLPE) | 25-80 | Osauka | chabwino | Choyaka / Choyaka moto |
| Aluminiyamu ya thovu | ≥100 | Avereji | Avereji | Zoletsa moto |
Chidziwitso Chofunika: Pa kulemera kwa 4 kg/m³ yokha , thovu la melamine limaphatikiza mwapadera zopepuka kwambiri, kukana malawi, kuyamwa kwamphamvu kwa mawu, komanso kutchinjiriza kutentha - zomwe zimapangitsa kuti likhale losayerekezeka ndi zinthu zomwe zimagwiritsidwa ntchito poyendetsa ndege masiku ano.
- Satellite Module Acoustic ndi Thermal Insulation Layer
Chidule cha Ntchito
Mu kapangidwe ka satellite, malo osungira katundu ndi mkati mwa module zimafuna kuyamwa kwa mawu (kuchepetsa kuyamwa kwa mawu komwe kumabwera chifukwa cha kuyambitsidwa) komanso kutenthetsa kutentha (kuteteza zida zomwe zimakhudzidwa ndi kutentha). Thovu la melamine la 4 kg/m³ limapereka kuyamwa kwabwino kwambiri kwa broadband (1–4 kHz) pomwe limasunga kulemera kotsika kwambiri - kofunikira kwambiri pakugwiritsa ntchito bwino ndalama zoyambitsira.
Kutsimikizira & Kuyesa
- AcousticISO 10534-2 / ASTM C423 — α ≥ 0.80 mu 1–4 kHz osiyanasiyana
- KuthamangitsaASTM E595 - TML ≤ 1.0%, CVCM ≤ 0.10%
- matenthedweISO 8301 / ASTM C518 — λ ≤ 0.035 W/m·K
- kugwedera: Kupirira pa satellite load spectra
- ngakhale: Ndi mapanelo a zisa, makanema a MLI, ndi zomangira
Nkhani Yodziwika Bwino (Kuchepetsa Kunenepa)
- Area10 m², makulidwe: 20 mm → Voliyumu 0.2 m³
- Chithovu cha Melamine (4 kg/m³)kulemera kwake: 0.8kg Ubweya Wagalasi (24kg/m³): 4.8 kg
- chifukwa: ~ 83% yopepuka yokhala ndi magwiridwe antchito ofanana ndi matenthedwe acoustic
- Rocket Section Thermal and Acoustic Protection
Chidule cha Ntchito
Malo oimika injini ya roketi ndi magawo ozungulira siteji amakhala ndi mphamvu yayikulu ya mawu ndi kutentha kwambiri akakwera. Thovu la melamine la 4 kg/m³, lokhala ndi malo okhuthala komanso mawonekedwe a filimu ya PI, limapereka kutentha ndi phokoso loletsa popanda chilango chachikulu.
Kutsimikizira & Kuyesa
- Acoustic: Mayeso apamwamba a SPL / kugwedezeka kwachisawawa pamtundu uliwonse wa LV
- matenthedweISO 8301 / ASTM C518 - kuphatikiza kutentha kwanyengo
- Kumva kuwawa: Kukokoloka kwa mphepo yamkuntho
- KutenthaUL94 V-0; Miyezo yamoto ya NASA/ESA
- KuthamangitsaASTM E595 yogwiritsidwa ntchito yotsekedwa
Nkhani Yodziwika Bwino (Kutentha Kwambiri + Misa)
- chandamale: ΔT ≥ 10–15°C kudutsa fuselage khoma
- Sintha: PI kanema (25 μm) + 20 mm / 4 kg/m³ thovu la melamine + khoma lachitsulo
- chifukwa: ~ 0.8 kg / 10 m² core mass - chitetezo cha ntchito ziwiri
- Kabati Yokwera Ndege ndi Avionics Bay Interior Insulation
Chidule cha Ntchito
Ma cabins a ndege zamalonda ndi zipinda za ndege zimafuna kuchepetsa phokoso, chitonthozo cha kutentha, komanso chitetezo pamoto . Thovu la melamine la 4 kg/m³ limachepetsa phokoso la nyumba, limaletsa kuzizira, komanso limakwaniritsa miyezo yokhwima yoyaka ndege.
Kutsimikizira & Kuyesa
- Acoustic: ASTM C423 / NVH kuyesa — ≥ 4 dB (A) kuchepetsa
- KutenthaFAR 25.853, ASTM E662, BSS 7238/7239
- matenthedweISO 8301 / ASTM C518
- kwake: Kuyenda pang'onopang'ono / chinyezi, kupirira kwa vibration
- Thanzi/ChitetezoISO 16000 VOC mpweya
Nkhani Yodziwika Bwino (Phokoso + Kutentha)
- Area10 m², makulidwe: 15 mm → Voliyumu 0.15 m³
- Melamine Foam (4kg/m³)kulemera kwake: 0.6kg PU Foam (20kg/m³): 3.0 kg
- chifukwa:~80% yopepuka, phokoso la kanyumba limatsika ≥ 4 dB (A)
- Phokoso la Ndege Zankhondo ndi Kuchepetsa Siginecha Yotentha
Chidule cha Ntchito
Ndege zankhondo zimafuna zipangizo zomwe zimachepetsa phokoso la m'nyumba , zimachepetsa mphamvu ya infrared , komanso zimapirira malo ovuta kwambiri. Thovu la melamine la 4 kg/m³ limakwaniritsa zolinga izi popanda kuwononga katundu wolemera.
Kutsimikizira & Kuyesa
- Acoustic: Mayesero a NVH osagwira ntchito, oyenda panyanja, komanso oyendetsa
- Kutentha: UL94 V-0 / FAR 25.853 / MIL-STD chitetezo chamoto
- Kukanika Kwakukhudzidwa: Katundu wamapangidwe / mawonekedwe owopsa
- Thermal/IRISO 8301 / ASTM C518 + IR siginecha kusanthula
- Kukhalitsa Kwachilengedwe: Kuyenda pang'onopang'ono, chinyezi, chifunga chamchere
Nkhani Yodziwika Bwino (Phokoso + Kukhathamiritsa Katundu)
- Area10 m², makulidwe: 20 mm → Voliyumu 0.2 m³
- Chithovu cha Melamine (4 kg/m³)kulemera kwake: 0.8kg Thonje wa Acoustic (18kg/m³): 3.6 kg
- chifukwa: ~ 78% yopepuka, ≥ 5 dB(A) kuchepetsa phokoso, ~ 3% kutsika kwa siginecha ya IR
Ubwino Wapadziko Lonse wa Aerospace OEMs
- Kuchepetsa Kulemera: Kufikira 80% kupepuka kuposa zida zachikhalidwe
- Ntchito Zapawiri: Thermal + acoustic mu gawo limodzi
- Compliance: Kukumana ndi UL94 V-0, FAR 25.853, ASTM E595, ndi zina zambiri
- kwake: Imapirira kugwedezeka, kutentha kwambiri, chinyezi
- Kuchita Mtengo: Kuchepetsa ndalama zoyendetsera ntchito
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