Cov khoom tseem ceeb
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℃), ua rau nws yog ib qho tseem ceeb ntawm cov khoom siv rau siab - kev ua tau zoo hauv kev cia hluav taws xob, metallurgy, thiab kev tsim khoom siab heev. Cov txheej txheem tsim khoom nruj me ntsis tswj cov impurities, nrog cov hmoov tshauv tsawg dua lossis sib npaug li 0.3% thiab cov ntsiab lus sulfur tsawg dua lossis sib npaug li 0.02%, ua kom muaj kev ruaj ntseg hauv kev lag luam hnyav.
Technical Parameters
|
Parameter |
Specification (Qeb Industrial) |
Lithium roj teeb qib |
Test Standard |
|
Cov ntsiab lus carbon |
Ntau dua lossis sib npaug li 99.0% |
Ntau dua lossis sib npaug li 99.9% |
JIS R7223 |
|
Particle Loj (D50) |
10-60μm |
14-21μm |
ISO 13320 Laser Diffraction |
|
D10 / D90 Ntau |
1-15μm / 25-70μm |
6.5±1.5μm / 28±4μm |
Mastersizer 3000 |
|
Tshauv Ntsiab Lus |
Tsawg dua lossis sib npaug li 1.0% |
Tsawg dua lossis sib npaug li 0.3% |
ASTM C25 |
|
Cov ntsiab lus sulfur |
Tsawg dua lossis sib npaug li 0.03% |
Tsawg dua lossis sib npaug li 0.02% |
TS EN 60239 - IEC 60239 (ib |
|
Moisture |
Tsawg dua los yog sib npaug li 0.5% |
Tsawg dua lossis sib npaug li 0.2% |
GB/T 3519 |
|
Qhov chaw tshwj xeeb |
3-10 m²/g |
3.5±0.5 m²/g |
BET Method |
|
Coj mus rhaub ceev |
130-600 g/L |
1.45-1.75 g / cm³ |
ASTM B 527 Cov khoom siv |
|
Kev ua haujlwm siab tshaj plaws |
Txog li 3000℃(inert cua) |
- |
Kev lag luam xyaum |
Cov hmoov micronized graphite no ua tau raws li kev xav tau ntawm ntau hom kev lag luam los ntawm kev hloov kho qhov ntau thiab tsawg thiab qib purity, txhawb kev loj hlob ntawm kev thov rau ntsuab zog thiab siab -kev tsim khoom.
Cov khoom txhawb tus kheej customization.
Khoom nta
- Ultra siab purity: Micronized graphite hmoov nta tsau cov ntsiab lus siab dua lossis sib npaug li 99.9%, cov ntsiab lus tshauv tsawg dua lossis sib npaug li 0.3%, thiab cov hlau tsis huv hnyav (lead < 3ppm, mercury < 0.1ppm) uas ua tau raws li RoHS cov qauv, ua rau nws haum rau precision electronics thiab roj teeb teb.
- Precision particle loj tswj: nqaim particle loj faib nrog adjustable nruab nrab particle loj (D50) xws li los ntawm 2 mus rau 40 μm (customizable mus txog rau 1 μm qib). Laser diffraction kuaj xyuas kom ruaj khov ntawm D10/D50/D90 piv, piv txwv li lithium roj teeb- cov khoom qib nrog D50=14± 2 μm thiab D90=28± 4 μm.
- Zoo heev dispersion: airflow crushing thev naus laus zis txhim kho lub sphericity ntawm cov khoom, uas tuaj yeem sib npaug sib npaug hauv cov txheej, pastes thiab cov khoom sib xyaw yam tsis muaj agglomeration.
- Tsis tshua muaj kub tsis kam: tuaj yeem tiv taus 3000℃siab kub hauv ib puag ncig inert, tsis tshua muaj thermal expansion coefficient, haum rau cov ntaub ntawv refractory.
- Dual muaj nuj nqi: nws muaj ob qho tib si siab conductivity (resistivity Tsawg dua los yog sib npaug rau 10μΩ・m) thiab tus kheej - lubrication kev ua tau zoo (kev sib txhuam coefficient<0.15), which is suitable for both conductive and lubricating scenarios.
- Chemical inertness: insoluble nyob rau hauv dej, acid thiab organic hnyav, resistant rau molten hlau thiab slag corrosion, prolonging lub neej kev pab cuam ntawm metallurgical txheej txheem.
Khoom siv
- Lithium ion roj teeb: raws li cov khoom siv anode (D{0}}μm) tuaj yeem ncav cuag li 355mAh / g muaj peev xwm thiab 1.65-1.75g / cm³ compact ntom; raws li ib tug conductive additive (5-10μm), nws yuav txo tau lub internal kuj ntawm electrode.
- Kev kub siab lubrication: qib ultrafine (3-7μm) yog siv los ua cov roj nplua nyeem qhuav, haum rau cov tshuab lubrication hauv qab-75℃mus rau 700℃kev ua haujlwm, tsim rau cov tsheb bearings thiab muaj gearboxes.
- Cov ntaub ntawv refractory: 30-60μm hais tuaj yeem txhim kho cov thermal shock tsis kam ntawm graphite crucible thiab furnace hauv ob sab phlu, siv hauv steelmaking thiab ferroalloy smelting.
- Txheej txheej: 10-30μm hmoov tuaj yeem tsim cov yeeb yaj kiab txuas ntxiv, siv rau cov khoom siv hluav taws xob tiv thaiv txheej thiab electrostatic shielding.
- Kev tiv thaiv ib puag ncig engineering: 10-20μm hmoov vim nws qhov loj ntawm thaj chaw tshwj xeeb (3-10m² / g), nws yog siv rau cov roj adsorption thiab cov pa phem tshem tawm hauv kev kho dej khib nyiab.
- Electronic slurry: 2-5μm ultra- qib zoo yog siv rau cov nyiaj-graphite composite slurry, haum rau ntim ntim, kom ruaj ntseg kis tau tus mob tam sim no.


Cim npe nrov: Tuam Tshoj micronized graphite hmoov manufacturers
