Obutuufu-Ekipande kya Graphite ekikoleddwa mu kyuma

Obutuufu-Ekipande kya Graphite ekikoleddwa mu kyuma
Ebisingawo:
Precision-machined graphite plates zikolebwa okuva mu high-purity base materials, nga zigumiikiriza ±0.01mm, high{3}}ebbugumu resistance, suit electronics, metallurgy n'ennimiro endala , okutuukana n'omutindo ASTM/ISO.
MOQ:100pc
Ebikozesebwa:graphite ow’obutonde
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Precision-Machined Graphite Plate kintu kya graphite ekikolebwa okuyita mu byuma ebituufu ennyo, nga kirimu okugumiikiriza okukakali okw’ebipimo, okumaliriza kungulu okuseeneekerevu n’ebifaananyi bya geometry ebizibu. Egatta eby’obugagga ebirungi ennyo ebya graphite ne tekinologiya w’ebyuma ebituufu, era ekozesebwa nnyo mu nnimiro z’amakolero ez’obutuufu obw’amaanyi.

 

Ebitundu ebikulu eby’okukozesa

 

1. Amakolero ga semiconductor/pv

  • Okukola wafer: ekikopo ekisonseka amasannyalaze, ebitundu by’ekikoomi ekisaasaanya, CVD carrying plate.
  • Obutoffaali obukola ekitangaala: Eryato lya PECVD erya graphite, ekibumbe ekifuuwa silicon wafer sintering.
  • Epitaxy ya LED: Ekintu ekiyitibwa MOCVD graphite substrate.

2. Electron beam processing -- electrode material: obulongoofu obw'amaanyi graphite, ekozesebwa okukola ekibumbe ekituufu.

3. Ekikoomi ky'amakolero/ebyuma eby'ebbugumu erya waggulu -- ekikoomi ekimu ekya kirisitaalo ebitundu by'ennimiro y'ebbugumu, graphite fixture for vacuum sintering furnace, guide rail.

4. Fuel cell/amasoboza amapya -- Fuel cell bipolar plate, lithium anode ebintu sintering ekibumbe.

5. Ebikozesebwa ebituufu/okunoonyereza -- Engabo ya graphite ey’okusiiga amaaso, X-ray diffractometer sample platform, aerospace grade high temperature resistant structural parts.

Ebipimo by’Ebyekikugu

 

Ekika kya Parameter

Parameter eyeetongodde (Unit) .

Range eya bulijjo

Ebintu Ebikulu

Obulongoofu bwa kaboni (%) .

99.92–99.97 (Ekigero ky’amakolero); Okusinga oba okwenkana 99.99 (Semiconductor Grade) .

Obuzito (g/cm3) .

1.82–1.94

Ebirimu Evvu (ppm) .

Entono oba yenkana 200 (Eddaala ly’amakolero); Entono oba yenkana 80 (Semiconductor Grade) .

Obunene bw’obutundutundu (μm) .

4–12 (Empeke Ennungi); 12–20 (Empeke eya wakati) .

Enkola y’Ebyuma

Amaanyi g’okunyiga (MPa) .

35–60

Amaanyi g’okunyigiriza (MPa) .

70–110

Obukaluba bw’olubalama lw’ennyanja (HS) .

50–75

Modulu ya Elasitiki (GPa) .

8–12

Enkola y’ebbugumu

Obutambuzi bw’ebbugumu (W/m·K) .

100–180 (Ebbugumu ly’ekisenge) .

Omugerageranyo gw’okugaziwa kw’ebbugumu (10−6/ diguli ) .

2.8–3.2 (diguli 25–800 ) .

Ebbugumu erisinga obunene ery'okukola (℃) .

1800–2200 (Empewo Etakola); 450–600 (Obutonde bw’empewo) .

Okuziyiza Okusannyalala kw'ebbugumu (℃) .

Okusinga oba okwenkana 500 (Enjawulo mu bbugumu) .

Enkola y’Amasannyalaze

Obuziyiza bw’obuzito (μΩ·m) .

7–12

Amaanyi g’amasannyalaze (kV/mm) .

Okusinga oba okwenkana 10

Okukola ebyuma mu ngeri entuufu

Okugumiikiriza mu bipimo – Obuwanvu/Obugazi (mm) .

±0.05 (Ekigero eky’omutindo); ±0.01 (Ekigero ky’obutuufu) .

Okugumiikiriza mu bipimo – Obugumu (mm) .

±0.02 (Ekigero eky’omutindo); ±0.005 (Ekigero ky’amaaso) .

Obupapajjo (mm/m) .

Entono oba yenkana 0.05

Obukaluba bw’okungulu (Ra, μm) .

0.2–0.8

Okuziyiza obutonde bw’ensi

Okufiirwa kw’obuzito bw’okukulukuta kwa asidi (%) .

Entono oba yenkana 0.3 (pH 1–3, 1000h) .

Okufiirwa kw’obuzito bw’okukulukuta kwa alkali (%) .

Entono oba yenkana 0.5 (pH 11–14, 1000h) .

Omuwendo gw’okuwunyiriza (g/m2·h) .

Entono oba yenkana 0.01 (Embeera y’empewo, diguli 400 ) .

Ebintu biwagira okulongoosa mu ngeri ey’obuntu

Ebintu eby’omubiri n’eby’eddagala

 

  1. Obutambuzi bw’amasannyalaze: Ebipande bya grafayiti biraga obutambuzi bw’amasannyalaze obw’enjawulo, okusinga olw’ensengekera yaabyo ennywevu eya π-π eya layeri ekoleddwa ebire bya π obusannyalazo ne kaboni-kaboni covalent bonds. Ensengekera eno esobozesa okutambuza obusannyalazo obulungi munda mu kintu, ekivaamu obuziyiza obutono obw’enjawulo obwa 10^-6 Ω·m. N’olwekyo, graphite ekola nga ekintu ekituufu eky’obusannyalazo.
  2. Obutambuzi bw’ebbugumu: Graphite plate nayo erina obutambuzi bw’ebbugumu obulungi ennyo, obutambuzi bwayo obw’ebbugumu businga ekyuma, ekyuma, omusulo n’ebintu ebirala eby’ebyuma. Kino kiva ku nsengekera ya layeri n’ensengekera ya kirisitaalo entegeke ennyo eya graphite plate, olwo amasoboza ag’ebbugumu ne gasobola okukyusibwa obulungi okuyita mu kukankana wakati wa layers.
  3. Enkola y’ebyuma: Graphite plate erina amaanyi mangi, ekyukakyuka nnyo ate nga tesobola okukutuka. Modulu yaayo eya Young n’amaanyi g’amakungula gaayo bisobola okutuuka ku 1 TPa ne 130 GPa, nga kino kikubisaamu emirundi egisukka mu makumi g’ekyuma. Amaanyi gano amangi gafuula graphite plate okuba n’obutebenkevu obulungi mu mbeera ya puleesa eya waggulu n’ebbugumu eringi.
  4. Okutebenkera kw’eddagala: Ekiyungo kya kaboni-kaboni ekya graphite plate kirina amasoboza g’ekiyungo amangi n’obutafaanagana bwa kemiko obutono, era kirina obuziyiza bungi eri eddagala erisinga obungi. Asidi ne alkali ntono zokka ze zisobola okugivunda, kale graphite plate ekozesebwa nnyo mu chemical reactor ne catalyst carrier.

Precision-Machined Graphite Plate efuuse ekintu ekiteetaagisa mu kukola high-end olw'obutuufu bwayo obw'amaanyi, okugumira obutonde obuyitiridde n'okulongoosa okw'amaanyi. Okusobola okukakasa nti graphite ekola bulungi, obulongoofu bwa graphite, obunene bw’obutundutundu, enkola y’okulongoosa n’okulongoosa kungulu birina okulowoozebwako mu bujjuvu nga olonda graphite.

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