Kev Ntsuam Xyuas Ntawm Quartz Fiber Ntau Lawm Txheej Txheem Thiab Cov Txheej Txheem Txheej Txheem
Nyob rau hauv nthwv dej ntawm AI xam lub zog, siab - kev sib txuas lus ceev, thiab siab - kawg PCBs, quartz fiber ntau tau txav los ntawm qhov chaw mus rau pem hauv ntej. Raws li cov ntaub ntawv tseem ceeb rau ultra- siab purity SiO₂ fiber ntau thiab Q- ntaub, ib sab saum toj -tier cov ntaub ntawv rau hluav taws xob fabrics, nws tau dhau los ua ib qho tseem ceeb kev txhawb nqa rau NVIDIA's GB200, 1.6T optical modules, thiab 6G kev sib txuas lus vim nws superior dielectric zog, ultra- kub stability, siab stability. Kab lus no piav qhia cov ntsiab lus ntawm cov khoom siv quartz fiber ntau los ntawm peb yam: kev lag luam- qib kev tsim khoom, cov yam ntxwv ntawm cov khoom siv tseem ceeb, thiab cov qauv kev ua haujlwm.
I. Kev Tsim Khoom Txheej Txheem ntawm Quartz Fiber
Kev tsim cov quartz fiber ntau muaj cov kev xav tau siab heev. Txoj kev kos duab pas nrig yog txoj kev lag luam tseem ceeb thoob ntiaj teb (thiab tseem siv los ntawm cov tuam txhab lag luam hauv tsev feem ntau), nrog rau kev tswj hwm nruj ntawm purity, kub, thiab txoj kab uas hla thoob plaws tag nrho cov txheej txheem.
1. Raw Material Selection thiab Pretreatment
- Cov khoom siv raw: Ntuj siv lead ua / siab-purity quartz xuab zeb, SiO₂ Ntau dua lossis sib npaug li 99.95% ~ 99.998%, alkali hlau (Na / K / Li) < 10ppm, xoom npuas, xoom impurities.
- Pretreatment: Crushing → Acid ntxuav → High -purity dej ntxuav → ziab, kom huv si tshem tawm cov ntxhia hauv impurities thiab hlau ions.
2. Quartz Master Qws Kev Npaj (Core Pre- txheej txheem)
- Cov ntaub ntawv nyoos raug muab tso rau hauv lub tshuab nqus tsev siab ua kom sov thiab yaj ntawm 2000 ~ 2300℃kom tshem tawm npuas thiab homogenize muaj pes tsawg leeg.
- Txuas ntxiv mus rau hauv φ1.8 ~ 2.5mm quartz rods, ua cov khoom siv rau kev kos duab fiber ntau, hauv plua plav -dawb thiab paug- txheej txheem dawb.
3. Siab -Tsub Melting thiab Fiber Drawing (Core Process)
- Quartz rods tau muab tso rau hauv cov nplaim hluav taws xob oxyhydrogen / hluav taws xob cua sov cua sov thiab melted thiab softened ntawm 2230 ~ 2600℃.
- Hauv qab "fiber root" melts thiab yog kos ntawm kev kub ceev rau hauv monofilaments nrog ib txoj kab uas hla ntawm 5 ~ 9μm (7μm feem ntau yog siv rau qib hluav taws xob, kam rau ua ± 0.5μm).
- Cov txheej hauv online nrog tus neeg saib xyuas tshwj xeeb (cov hmoov txhuv nplej siab / epoxy) los tiv thaiv cov fibers, tiv thaiv fuzzing, thiab hloov kho rau cov ntaub tom ntej.
- Far-infrared ziab → winding rau hauv bobbins, nrog meej tswj ntawm linear ceev (Tex).
4. Kev ua haujlwm tom ntej (Xov / Fabric / Felt)
- Raw yarn plying thiab twisting: tsim cov qauv siv hluav taws xob xws li 4.9Tex thiab 9.8Tex.
- Fabric weaving: siab-precision rapier looms rau weave quartz hluav taws xob ntaub, kuj paub nyob rau hauv kev lag luam li Q-fab (tus qauv specifications xws li 1080/2116/7628).
- Kev sib sib zog nqus: tuaj yeem txiav, rub, thiab kho qhov chaw, haum rau tooj liab- clad laminates thiab cov khoom sib xyaw.
II. Tsib Core yam ntxwv ntawm Quartz Fiber
1. Ultra- siab purity
- SiO₂ Ntau dua lossis sib npaug li 99.95%, mus txog 99.998%, tag nrho impurities < 50ppm.
- Tsis pub muaj boron, txhuas, calcium, thiab lwm yam hlau ions, ua tiav cov dielectric tsis tu ncua, tsawg poob, thiab siab rwb thaiv tsev los ntawm qhov chaw.
2. Exceptional Dielectric Performance
- Dielectric tas li (Dk) ≈ 2.2 ~ 2.3 (10GHz), tsuas yog 1/3 ntawm E- iav fiber ntau (≈6.0).
- Dielectric poob (Df) ≈ 0.0001 ~ 0.0002, teeb liab poob yuav luag xoom.
- Wideband (1MHz ~ 100GHz) ruaj ntseg, sib xws nrog 1.6T/800G, AI servers, thiab 6G.
3. Ultra-High Temperature thiab Thermal Stability
- Ntev-lub sij hawm ua haujlwm kub txog 1050 degree, instantaneous kub kuj mus txog 1700℃(softening point).
- CTE ≈ 0.54ppm /℃(txog xoom thermal expansion), sib xws nrog silicon chips, PCB tsis warp.
- Ntau dua lossis sib npaug li 80% lub zog tuav ntawm 1000 degree, tiv taus thermal shock thiab kub kub hloov pauv tsis tau tawg.
4. Siab zog thiab siab Modulus
- Tensile zog 1500 ~ 2000MPa, modulus 70 ~ 90GPa, siab zog thiab lub teeb yuag.
- Ua rau muaj zog acids, muaj zog alkalis, thiab cov kuab tshuaj organic; tsis decompose ntawm qhov kub thiab txias thiab tsis muaj volatiles.
5. High Transmission thiab rwb thaiv tsev
- Radar wave/microwave transmittance Ntau dua los yog sib npaug li 99%, haum rau radomes thiab radar compartments.
- Volume resistivity 10¹⁶ ~ 10¹⁸Ω·cm, zoo heev - kub rwb thaiv tsev.
III. Standard Technical Parameters ntawm Electronic Qib Quartz Fiber
1. Cov ntsiab lus tseem ceeb thiab lub cev tsis zoo
- SiO₂ Cov ntsiab lus: 99.95% ~ 99.998%
- Qhov ceev: 2.20 g / cm³
- Ib qho Filament Diameter: 5/7/9 μm (7 μm yog lub ntsiab rau qib hluav taws xob)
- Linear Density: 4.9 Tex, 9.8 Tex, 13.1 Tex
2. Thermal Parameters
- Ntev-Lub sijhawm ua haujlwm kub: 1050 degree
- Softening Point: 1700 degree
- Coefficient ntawm Thermal Expansion (CTE): 0.54 × 10⁻⁶/ degree
- Thermal Conductivity: 0.03 ~ 0.05 W/m·K (High- thermal rwb thaiv tsev)
3. Kev ntsuas hluav taws xob (10GHz)
- Dielectric Constant Dk: 2.2 ~ 2.3
- Dielectric Loss Df: Tsawg dua lossis sib npaug rau 0.0002
- Volume resistivity: Ntau dua lossis sib npaug ntawm 10¹⁶ Ω·cm (chav kub)
4. Mechanical Parameters
- Tensile zog: Ntau dua lossis sib npaug rau 1800MPa
- Elastic modulus: Ntau dua lossis sib npaug rau 70GPa
- Elongation thaum so: 3% ~ 5%
Quartz fiber ntau yog qhov kawg ntawm siab- cov ntaub ntawv purity, cov txheej txheem huab cua, thiab kev tswj xyuas meej: los ntawm ppm- theem purity tswj, 2600℃siab - kub kub, micron - theem kab siab siab, mus rau qis -dielectric- ruaj khov system, txhua kauj ruam. Nws tsis yog tsuas yog qhov kawg hloov kho ntawm E- iav fiber ntau, tab sis kuj yog cov khoom siv tseem ceeb rau AI servers, siab -PCBs ceev, thiab 6G, dhau los ua lub hauv paus tsis pom ntawm high{11}}kawg hluav taws xob thiab kev tsim khoom siab heev.
