4 kg/m³ Melamine Foam — Māmā-Māmā-Aerospace Thermal & Acoustic Insulation na SINOYQX

4 kg/m³ Melamine Foam — ʻO kekahi o nā mea hoʻoheheʻe wela a me ka leo māmā loa o ka honua.

(na SINOYQX)

No ke aha ʻo 4 kg/m³ Melamine Foam i waena o nā mea hoʻokalakupua kiʻekiʻe loa.

Mea PonoMāmā (kg/m³)Hoʻokani Leo (α, waena-kiʻekiʻe freq)ʻO ka hoʻoheheʻe wela λ (W/m·K)Paʻa ahi
Melamine Foam (4 kg/m³)40.850.030-0.035UL94 V-0, kinai iho
Puka Polyurethane Puka Wehe10-40pae lōpūʻawelikeHiki ke ahi
Huluhulu aniani10-80maikaimaikaiKū ʻole ʻia
Polyethylene Hoʻopili ʻia (XLPE)25-80ilihunemaikaiHiki i ke ahi / pale ahi
Aluminum Puka≥100ʻawelikeʻawelikePaʻa ahi

ʻIke Koʻikoʻi: Ma ka nui o 4 kg/m³ wale nō , hoʻohui kūikawā ka melamine foam i ka māmā loa, ke kūpaʻa lapalapa, ke komo ʻana o ka leo kani kiʻekiʻe, a me ka insulation thermal — e aneane like ʻole me nā koho mea aerospace-grade o kēia manawa.

  1. Satellite Module Acoustic and Thermal Insulation Layer

Nīnau Overview

I loko o nā hale ukali, pono nā loko o ka payload bay a me nā module i ka omo leo (e hōʻemi i nā ukana acoustic i hoʻokumu ʻia e ka hoʻokuʻu ʻana) a me ka insulation thermal (e pale i nā mea kani e pili ana i ka mahana). Hāʻawi ka 4 kg/m³ melamine foam i ka omo broadband maikaʻi loa (1-4 kHz) me ka mālama ʻana i ke kaumaha o ka hale i haʻahaʻa loa—koʻikoʻi no ka pono o ke kumukūʻai hoʻokuʻu.

Hooia & Hoao

  • Kuʻuna: ISO 10534-2 / ASTM C423 — α ≥ 0.80 ma ka laulā 1–4 kHz
  • Hoʻokuʻu ʻia: ASTM E595 — TML ≤ 1.0%, CVCM ≤ 0.10%
  • Thermal: ISO 8301 / ASTM C518 — λ ≤ 0.035 W/m·K
  • kamakawiwo ole: Ka hoʻomanawanui ʻana no kēlā me kēia kikoo hoʻouka ukali
  • hoʻokaulike: Me nā paneli honeycomb, nā kiʻiʻoniʻoni MLI, a me nā mea hana lima

Ka Haʻawina Hana Maʻamau (Hoʻemi Weight)

  • Area: 10 m², mānoanoa: 20 mm → Volume 0.2 m³
  • Melamine Foam (4 kg/m³): 0.8 kg vs. Huluhulu Aniani (24 kg/m³): 4.8 kg
  • hualoa'a: ~83% ʻoi aku ka māmā me ka hoʻokō thermal-acoustic like
  1. ʻO ka ʻāpana Rocket Palekana Thermal a me Acoustic

Nīnau Overview

Ke kū nei nā keʻena ʻenekini rocket a me nā ʻāpana interstage i ka ikehu acoustic kiʻekiʻe a me nā ukana thermal i ka wā e piʻi ai. ʻO ka huʻa melamine 4 kg/m³, me nā ʻili i hoʻopaʻa ʻia a me nā alo kiʻiʻoniʻoni PI, hāʻawi i ka hoʻopau ʻana i ka wela a me ka walaʻau me ka ʻole o nā hoʻopaʻi nui.

Hooia & Hoao

  • Kuʻuna: Nā ho'āʻo haʻalulu SPL kiʻekiʻe/kuʻekuʻe ma kēlā me kēia kikoʻī LV
  • Thermal: ISO 8301 / ASTM C518 — hoʻohui pū me ka nānā ʻana i ka wela radiative
  • Naaupo: Ka hoʻoheheʻe ʻia o ka ea ahe makani
  • Kūlana: UL94 V-0; Nā kūlana ahi NASA/ESA
  • Hoʻokuʻu ʻia: ASTM E595 no ka hoʻohana paʻa

Haʻawina Hana maʻamau (Paʻi Thermal + Mass)

  • pale umauma hoʻokahi: ΔT ≥ 10–15°C ma ka paia fuselage
  • Hōʻuluʻulu: PI kiʻiʻoniʻoni (25 μm) + 20 mm / 4 kg/m³ melamine foam + pā metala
  • hualoa'a: ~0.8 kg / 10 m² kumu nui — pale hana pālua
  1. ʻO ke Keʻena Paʻa Paʻa Lewa a me ka Avionics Bay i loko o ka Insulation

Nīnau Overview

Pono nā keʻena mokulele kalepa a me nā keʻena avionics i ka hoʻēmi ʻana i ka walaʻau, ka hōʻoluʻolu wela, a me ka palekana ahi . Hoʻemi ka huʻa melamine 4 kg/m³ i ka walaʻau o ke keʻena, pale i ka condensation, a hoʻokō i nā kūlana lapalapa mokulele paʻa.

Hooia & Hoao

  • Kuʻuna: ASTM C423 / NVH ho'āʻo - ≥ 4 dB(A) ho'ēmi
  • Kūlana: FAR 25.853, ASTM E662, BSS 7238/7239
  • Thermal: ISO 8301 / ASTM C518
  • Durability: Ke kaʻa kaʻa kaʻa, ka haʻalulu haʻalulu
  • Ola / Palekana: ISO 16000 VOC

Ka Haʻawina Maʻamau (Noise + Insulation)

  • Area: 10 m², mānoanoa: 15 mm → Volume 0.15 m³
  • Melamine Foam (4 kg/m³): 0.6 kg vs. Puhu PU (20 kg/m³): 3.0 kg
  • hualoa'a:~80% ʻoi aku ka māmā, hāʻule ka leo o ka hale ≥ 4 dB(A)
  1. ʻO ka walaʻau mokulele koa a me ka hōʻemi ʻana i ka pūlima wela

Nīnau Overview

Pono nā mokulele koa i nā mea e hōʻemi ai i ka walaʻau o ke keʻena , e hōʻemi i ka hōʻailona infrared , a kū i nā wahi koʻikoʻi. Hoʻokō ka 4 kg/m³ melamine foam i kēia mau pahuhopu me ka ʻole o ka hoʻohaʻahaʻa ʻana i ka ukana.

Hooia & Hoao

  • Kuʻuna: Nā ho'āʻo NVH no ka palaualelo, ka holo moana, a me nā hana
  • Kūlana: UL94 V-0 / FAR 25.853 / MIL-STD palekana ahi
  • Ke Kuʻikahi Impact: Ka hoʻouka ʻana o ka hale/ka haʻalulu
  • Māmā/IR: ISO 8301 / ASTM C518 + IR hōʻailona hōʻailona
  • Paʻa Kaiapuni: Ke kaʻa kaʻa, ka haʻahaʻa, ka noe paʻakai

Haʻawina Hana maʻamau (Noise + Load Optimization)

  • Area: 10 m², mānoanoa: 20 mm → Volume 0.2 m³
  • Melamine Foam (4 kg/m³): 0.8 kg vs. Ka pulupulu kani (18 kg/m³): 3.6 kg
  • hualoa'a: ~78% ʻoi aku ka māmā, ≥ 5 dB(A) ka hoʻohaʻahaʻa ʻana i ka walaʻau, ~3% hāʻule pūlima IR

Nā Pōmaikaʻi honua no nā OEM Aerospace

  • Kaumaha Kaumaha: A hiki i ka 80% ka māmā ma mua o nā mea kahiko
  • Hana ʻelua: Thermal + acoustic i hoʻokahi papa
  • o ka hoʻokō ': Hui me UL94 V-0, FAR 25.853, ASTM E595, a oi
  • Durability: Kū i ka haʻalulu, ka wela wela, ka haʻahaʻa
  • Ka hoʻokōʻana i ke kumukūʻai: Hoemi i ka hoouka ana a me na koina hana

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