4 kg/m³ Igwebu Le-Melamine — Enye yezinto Ezilula Kakhulu Ezishisayo & Ne-Acoustic Insulation Emhlabeni
(ngu-SINOYQX)
Kungani i-4 kg/m³ Melamine Foam Iphakathi Kwezinto Ezilula Kakhulu Zokugqumisa
| Uhlobo Material | Ukuminyana (kg/m³) | Ukusebenza kwe-Acoustic (α, i-mid-high freq) | I-Thermal Conductivity λ (W/m·K) | Ukumelana ne-Flame |
| I-Melamine Foam (4 kg/m³) | 4 | 0.85 XNUMX | 0.030-0.035 | I-UL94 V-0, ukuzicisha |
| I-Open-Cell Polyurethane Foam | 10-40 | Lokulingene | Isilinganiso | Iyavutha |
| Uvolo Wengilazi | 10-80 | omuhle | omuhle | Okungashi |
| I-Crosslinked Polyethylene (XLPE) | 25-80 | Kubi | omuhle | Iyavutha / Ingavimbeli ilangabi |
| I-aluminium Foam | ≥100 | Isilinganiso | Isilinganiso | I-flame-retardant |
Ukuqonda Okubalulekile: Ngobuningi obungu- 4 kg/m³ kuphela , i-melamine foam ihlanganisa ngokuhlukile i-ultra-simple, ukumelana nomlilo, ukumuncwa okuphezulu kwe-acoustic, kanye nokushisa - okwenza kube cishe okungenakuqhathaniswa ekukhetheni kwezinto ze-aerospace zamanje.
- I-Satellite Module Acoustic kanye ne-Thermal Insulation Layer
Ukubuka konke kohlelo lokusebenza
Ezindaweni zesathelayithi, i-payload bay kanye ne-module ingaphakathi zidinga kokubili ukumuncwa komsindo (ukunciphisa imithwalo ye-acoustic ebangelwa ukuqaliswa) kanye nokufakwa kokushisa (ukuvikela amathuluzi azwela ukushisa). I-foam ye-melamine engu-4 kg/m³ inikeza ukumuncwa okuhle kakhulu kwe-broadband (1–4 kHz) ngenkathi igcina isisindo sesakhiwo siphansi kakhulu—okubalulekile ekusebenzeni kahle kwezindleko zokuqaliswa.
Ukuqinisekisa Nokuhlola
- acoustic: ISO 10534-2 / ASTM C423 — α ≥ 0.80 kububanzi obungu-1–4 kHz
- Ukukhipha umoya: ASTM E595 — TML ≤ 1.0%, CVCM ≤ 0.10%
- Isikhungo: ISO 8301 / ASTM C518 — λ ≤ 0.035 W/m·K
- Vibration: Ukukhuthazela nge-spectra yomthwalo wesathelayithi ngayinye
- Ukuhambelana: Ngamaphaneli ekhekheba lezinyosi, amafilimu e-MLI, namahhanisi
Indaba Evamile (Ukunciphisa Isisindo)
- Indawo: 10 m², Ubukhulu: 20 mm → Ivolumu 0.2 m³
- I-Melamine Foam (4 kg/m³)Isisindo: 0.8kg vs. Uboya Bengilazi (24 kg/m³): 4.8 kg
- Result: ~83% ilula ngokusebenza okufanayo kwe-thermal-acoustic
- I-Rocket Section Thermal and Acoustic Protection
Ukubuka konke kohlelo lokusebenza
Izingxenye zenjini yerokhethi kanye nezingxenye eziphakathi kwesiteji zibhekene namandla aphezulu e-acoustic kanye nemithwalo yokushisa ngesikhathi sokukhuphuka. I-foam ye-melamine engu-4 kg/m³, enezindawo eziqinile kanye nezinhlangothi zefilimu ye-PI, inikeza ukucindezela ukushisa nomsindo ngaphandle kwezijeziso ezinkulu zobukhulu.
Ukuqinisekisa Nokuhlola
- acoustic: Ukuhlolwa kokudlidliza okuphezulu kwe-SPL/okungahleliwe ngakunye kwe-LV spec
- Isikhungo: ISO 8301 / ASTM C518 — kanye nokuhlaziywa kokushisa okukhazimulayo
- Ukuhuzuka: Ukuguguleka kokugeleza komoya komhubhe womoya
- Ukuvutha: UL94 V-0; Izindinganiso zomlilo ze-NASA/ESA
- Ukukhipha umoya: ASTM E595 ukusetshenziswa okuvalekile
I-Case Study (I-Thermal Shielding + Mass)
- Target: ΔT ≥ 10–15°C kulo lonke udonga lwe-fuselage
- Lungiselela: Ifilimu ye-PI (25 μm) + 20 mm / 4 kg/m³ igwebu le-melamine + udonga lwensimbi
- Result: ~0.8 kg / 10 m² core mass — ukuvikelwa kwemisebenzi emibili
- I-Aircraft Passenger Cabin kanye ne-Avionics Bay Interior Insulation
Ukubuka konke kohlelo lokusebenza
Amakhabhini ezindiza zezentengiselwano kanye nezindawo zezindiza zidinga ukunciphisa umsindo, induduzo yokushisa, kanye nokuphepha emlilweni . I-foam ye-melamine engu-4 kg/m³ inciphisa umsindo wekhabhini, ivimbela ukuminyana, futhi ihlangabezana nezindinganiso eziqinile zokusha kwezindiza.
Ukuqinisekisa Nokuhlola
- acoustic: Ukuhlolwa kwe-ASTM C423 / NVH — ≥ 4 dB(A) ukunciphisa
- Ukuvutha: FAR 25.853, ASTM E662, BSS 7238/7239
- Isikhungo: ISO 8301 / ASTM C518
- ukuqina: Ukuhamba ngebhayisikili kwesikhathi/nomswakama, ukukhuthazela kokudlidliza
- Impilo/Ukuphepha: Ukukhishwa kwe-ISO 16000 VOC
I-Case Study (Umsindo + Ukushisa)
- Indawo: 10 m², Ubukhulu: 15 mm → Ivolumu 0.15 m³
- I-Melamine Foam (4 kg/m³)Isisindo: 0.6kg vs. I-PU Foam (20 kg/m³): 3.0 kg
- Result:~80% ulula, ukwehla komsindo wekhabethe ≥ 4 dB(A)
- Umsindo Wendiza Yezempi kanye Nokwehliswa Kwesiginesha Eshisayo
Ukubuka konke kohlelo lokusebenza
Izindiza zempi zidinga izinto ezinciphisa umsindo wekhabhini , zinciphise uphawu lwe-infrared , futhi zimelane nezimo ezibucayi. I-foam ye-melamine engu-4 kg/m³ ifinyelela lezi zinhloso ngaphandle kokubeka umthwalo osindayo engcupheni.
Ukuqinisekisa Nokuhlola
- acoustic: Ukuhlolwa kwe-NVH kokungenzi lutho, ukuhamba ngomkhumbi, nokuqondisa
- Ukuvutha: UL94 V-0 / FAR 25.853 / MIL-STD ukuphepha komlilo
- Ukuphikiswa Kwempembelelo: Umthwalo wesakhiwo/ukubukwa kokushaqeka
- I-Thermal/IR: ISO 8301 / ASTM C518 + IR ukuhlaziya isiginesha
- Ukuqina Kwemvelo: Ukuhamba ngebhayisikili, umswakama, inkungu kasawoti
I-Case Study (Umsindo + Ukuthuthukisa Ukulayisha)
- Indawo: 10 m², Ubukhulu: 20 mm → Ivolumu 0.2 m³
- I-Melamine Foam (4 kg/m³)Isisindo: 0.8kg vs. Ukotini we-Acoustic (18 kg/m³): 3.6 kg
- Result: ~78% ukukhanya, ≥ 5 dB(A) ukuncishiswa komsindo, ~3% ukwehla kwesiginesha ye-IR
Izinzuzo Zomhlaba Wonke zama-Aerospace OEMs
- Ukonga Isisindo: Kufika ku-80% ukukhanya kunezinto zendabuko
- Ukusebenza Okumbaxambili: I-Thermal + acoustic isendlalelo esisodwa
- Compliance: Ihlangana ne-UL94 V-0, FAR 25.853, ASTM E595, nokuningi
- ukuqina: Imelana nokudlidliza, izinga lokushisa elidlulele, umswakama
- Ukusebenza Kwezindleko: Ukwehliswa kwezindleko zokuqalisa nezokusebenza
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