Obuwunga bwa Graphite obuyitibwa Micronized Graphite

Obuwunga bwa Graphite obuyitibwa Micronized Graphite
Ebisingawo:
Micronized Graphite Powder, obulongoofu bwa 99%+ nga erina obutundutundu bwa 1-60μm, egaba obutambuzi obulungi, okusikagana okutono n’okugumira ebbugumu erya diguli + 3000. Kirungi nnyo ku Li-batteries, lubricants ne refractories, okukakasa nti zikola bulungi.
MOQ:ensawo emu/kkiro 50
Ebikozesebwa:graphite ow’obutonde
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Omusingi gw’ebintu

 

Micronized Graphite Powder is produced from high-purity petroleum coke through advanced airflow pulverization and high-temperature graphitization (2800-3000℃), achieving ultra-high purity (carbon content ≥99.9%) and precise particle size control (1-60μm). Its core advantages lie in balanced excellent conductivity, low friction coefficient, and extreme heat resistance (>3000℃), ekigifuula ekintu ekikulu eky’okukozesa okw’omutindo ogwa waggulu-mu kutereka amaanyi, ebyuma, n’okukola ebintu eby’omulembe. Enkola y’okufulumya efuga nnyo obucaafu, ng’evvu liri wansi oba lyenkana 0.3% ate ekibiriiti kitono oba kyenkana 0.02%, okukakasa nti kikola bulungi mu mbeera z’amakolero enkambwe.

Ebipimo by’Ebyekikugu

 

Parameter

Ebikwata ku (Eddaala ly’amakolero) .

Ekika kya bbaatule ya Lithium

Omutindo gw’okugezesa

Ebirimu kaboni

Okusinga oba okwenkana 99.0% .

Okusinga oba okwenkana 99.9% .

JIS R7223

Enkula y’obutundutundu (D50) .

10-60μm

14-21μm

ISO 13320 (Okuwugula kwa layisi) .

D10/D90 Obuwanvu

1-15μm / 25-70μm

6.5±1.5μm / 28±4μm

Omukugu mu kukola emirimu 3000

Ebirimu evvu

Ebitono oba byenkana 1.0% .

Ebitono oba byenkana 0.3% .

ASTM C25

Ebirimu ekibiriiti

Ebitono oba byenkana 0.03% .

Ebitono oba byenkana 0.02% .

IEC 60239

Amazzi

Ebitono oba byenkana 0.5% .

Ebitono oba byenkana 0.2% .

GB/T 3519 nga bwe kiri

Ekitundu eky’okungulu ekigere

3-10 m²/g

3.5±0.5 m²/g

Enkola ya BET

Koona ku Density

130-600 g/L

1.45-1.75 g/cm3

ASTM B527

Ekigero ekisinga obunene eky’okukola

Okutuuka ku diguli 3000 (empewo etali ya maanyi) .

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Enkola y’Amakolero

Obuwunga buno obwa micronized graphite butuukiriza ebyetaago by’amakolero eby’enjawulo okuyita mu sayizi z’obutundutundu ezisobola okulongoosebwa n’obulongoofu, okuwagira obwetaavu obweyongera obw’amaanyi agatali ga bulabe n’okukola obulungi-efficiency .

Ebintu biwagira okulongoosa mu ngeri ey’obuntu.

Ebintu ebikwata ku bikozesebwa

 

  1. Ultra high purity: Micronized graphite powder features fixed carbon content Esinga oba yenkana 99.9%, evvu eritono oba yenkana 0.3%, n’obucaafu bw’ebyuma ebizito (lead < 3ppm,mercury < 0.1ppm) obutuukana n’omutindo gwa RoHS, ekigifuula esaanira ebyuma ebituufu n’ennimiro za bbaatule.
  2. Okufuga obunene bw’obutundutundu obutuufu: Engabanya y’obunene bw’obutundutundu obufunda nga erina obunene bw’obutundutundu obw’omu makkati obutereezebwa (D50) okuva ku 2 okutuuka ku 40 μm (okulongoosebwa okutuuka ku 1 μm grade). Okugezesa okuwunyiriza kwa layisi kukakasa obutebenkevu bw’emigerageranyo gya D10/D50/D90, nga ekyokulabirako ky’ebintu ebikolebwa mu bbaatule ya lithium-grade nga biriko D50=14±2 μm ne D90=28±4 μm.
  3. Okusaasaana okulungi ennyo: tekinologiya w’okumenya empewo alongoosa enzirugavu y’obutundutundu, obuyinza okusaasaanyizibwa kyenkanyi mu bizigo, ebizigo n’ebikozesebwa awatali kugatta.
  4. Obugumu obuyitiridde: busobola okugumira ebbugumu erya waggulu erya diguli 3000 mu mbeera etali ya maanyi, omugerageranyo gw’okugaziwa kw’ebbugumu omutono, ogusaanira ebintu ebiziyiza omuliro.
  5. Engeri z’emirimu ebiri: erina byombi obutambuzi obw’amaanyi (obuziyiza Obutono oba obwenkana 10μΩ・m) n’omulimu gw’okwesiiga (self-okusiiga (omugerageranyo gw’okusikagana<0.15), which is suitable for both conductive and lubricating scenarios.
  6. Obutakola eddagala: tebusaanuuka mu mazzi, asidi n’ekizimbulukusa ekiramu, bugumira okukulukuta kw’ebyuma ebisaanuuse n’okukulukuta kwa slag, okuwangaaza obulamu bw’obuweereza bw’enkola y’ebyuma.

 

Enkozesa y’ebintu

 

  1. Lithium ion battery: nga ekintu kya anode (D50=14-21μm) kisobola okutuuka ku busobozi nga 355mAh/g ne 1.65-1.75g/cm3 compact density; nga ekigatta ekitambuza (5-10μm), kisobola okukendeeza ku buziyiza obw’omunda obw’ekiwujjo.
  2. Okusiiga ebbugumu erya waggulu: ultrafine grade (3-7μm) ekozesebwa nga okusiiga enkalu, esaanira okusiiga ebyuma wansi wa-75℃okutuuka ku 700℃embeera y’okukola, esaanira bbeeri z’emmotoka ne ggiya z’amakolero.
  3. Ebintu ebiziyiza omuliro: obutundutundu bwa 30-60μm busobola okulongoosa obuziyiza bw’okukubwa kw’ebbugumu obwa graphite crucible ne furnace lining, ebikozesebwa mu kukola ebyuma n’okusaanuusa ferroalloy.
  4. Okusiiga okutambuza: butto wa 10-30μm asobola okukola firimu etambuza obutasalako, ekozesebwa okusiiga ebyuma eby’ebyuma ebiziyiza okukulukuta n’okuziyiza amasannyalaze.
  5. Yinginiya w’okukuuma obutonde: butto wa 10-20μm olw’obuwanvu bwayo obunene obw’enjawulo (3-10m2/g), akozesebwa okusikiriza amafuta n’okuggyawo obucaafu mu kulongoosa amazzi amakyafu.
  6. Electronic slurry: 2-5μm ultra-fine grade ekozesebwa ku silver-graphite composite slurry, esaanira okupakinga chip, okukakasa okutambuza okunywevu okwa current.
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