Part 1: Product Overview
Flake graphite yog ib daim ntawv sawv cev ntawm ntuj crystalline graphite, muaj npe rau nws cov ntses - nplai- zoo li lub ntsej muag. Nws belongs rau hexagonal siv lead ua system nrog cov txheej txheem txheej txheem. Ua los ntawm cov pa roj carbon, nws yog ib qho ntawm peb lub ntuj allotropes ntawm cov pa roj carbon (lwm ob yog pob zeb diamond thiab thee), thiab feem ntau pom muaj nyob hauv cov pob zeb metamorphic.
Peb cov khoom flake graphite yog tsim los ntawm siab -zoo graphite ore los ntawm flotation, purification, pulverization, kev faib tawm thiab lwm yam txheej txheem refining. Lawv ua tiav crystallization, nyias flakes nrog zoo toughness, thiab zoo heev lub cev thiab tshuaj zog.
Raws li cov ntsiab lus ruaj khov, cov khoom tau muab faib ua plaub ntu:
- High -purity graphite: Ntau dua lossis sib npaug li 99.9%
- Siab - carbon graphite: 94%–99%
- Nruab nrab -carbon graphite: 80%–93%
- Tsawg- carbon graphite: 50%–75%
Particle loj yog adjustable ntawm 1 μm mus rau 500 μm.
Tus nqi tseem ceeb ntawm Flake Graphite
Raws li ib qho ntawm cov khoom siv tsis yog-hlau nrog cov khoom siv hluav taws xob zoo tshaj plaws thiab thermal conductivity nyob rau hauv qhov xwm txheej, flake graphite tau dhau los ua ib qho kev hloov tsis zoo uas tsis yog-hlau cov ntxhia hauv kev lag luam niaj hnub no - xws li los ntawm cov khoom siv refractory rau kev txiav- ntug tshiab lub zog teb - ua tsaug rau nws tus kheej qhov kub thiab txias {6}, ruaj khov.
Ntu 2: Cov Ntsiab Lus Zoo thiab Cov yam ntxwv
Ultra-siab kub ua haujlwm & ruaj khov ua haujlwm
Melting point ncav cuag 3650 degree, ua rau nws yog ib qho ntawm cov cua sov tshaj plaws - cov ntaub ntawv resistant paub. Nws ua haujlwm ruaj khov rau lub sijhawm ntev hauv qhov chaw tsis muaj zog, ua haujlwm zoo tagnrho cov khoom siv raw rau siab -kub refractories.
Zoo heev hluav taws xob & Thermal conductivity
Nws yog thawj zaug hauv hluav taws xob conductivity ntawm cov khoom tsis yog-hlau. Nws thermal conductivity yog piv rau tooj liab thiab nyiaj, ntau dua li cov hlau zoo tib yam. Haum rau cua sov dissipation, conduction thiab lwm yam tshwj xeeb ua haujlwm.
Tus kheej zoo heev -lubricating Property
Tsis tshua muaj kev sib txhuam coefficient nrog ntuj tus kheej -lubricating yam ntxwv. Nws tuaj yeem ua haujlwm tau ntev hauv cov roj-dawb tej yam kev mob, zoo tagnrho rau cov tshuab lubrication thiab cov ntaub ntawv sib txhuam.
Zoo heev Thermal Shock Resistance
Tsawg coefficient ntawm thermal expansion thiab zoo thermal shock kuj; tuaj yeem tiv taus qhov kub thiab txias hloov tsis tau tawg.
Chemical Inertia & Corrosion Resistance
Chemically ruaj khov, insoluble nyob rau hauv acids thiab alkalis, nrog zoo acid thiab alkali corrosion kuj.
Plasticity zoo
Cov yas zoo heev, tuaj yeem ua tiav rau hauv cov khoom ntawm ntau yam duab.
Qib los ntawm Purity & Ua tiav Specifications
|
High -purity graphite |
Cov ntsiab lus carbon ntau dua los yog sib npaug rau 99.9%, rau siab -kawg thiab precision teb |
|
Siab - carbon graphite |
Cov ntsiab lus carbon 94%–99%, rau siab -kawg kev lag luam |
|
Nruab nrab -carbon graphite |
Cov ntsiab lus carbon 80%–93%, dav -cov khoom siv |
|
Tsawg- carbon graphite |
Cov ntsiab lus carbon 50% -75%, rau kev siv yooj yim |
Core Indicators ntawm Flake Graphite (Reference: GB/T 3518-2008)
|
Yam khoom |
Chav tsev |
Index Range |
|
Tsau cov ntsiab lus carbon |
% |
50-99.995 (kho tau) |
|
Qhov teeb meem tsis haum |
% |
Tsawg dua lossis sib npaug li 0.8–1.8 |
|
Moisture |
% |
Tsawg dua lossis sib npaug li 0.2–0.5 |
|
Particle loj ntau yam |
μm |
1–500 |
|
Melting point |
degree |
3650 |
|
Qhov ntom |
g/cm³ |
2.2–2.3 |
Nco tseg: Qhov ntsuas tiag tiag yuav tsum raug xa mus rau daim ntawv tshuaj xyuas cov khoom.
Ntu 3: Daim Ntawv Thov Tseem Ceeb
Nrog nws cov qauv txheej txheej tshwj xeeb, zoo heev -kub tsis kam, hluav taws xob thiab thermal conductivity, thiab tus kheej - lubrication, flake graphite yog dav siv nyob rau hauv ntau tshaj 30 teb los ntawm ib txwm kev lag luam mus rau kev txiav- ntug tshuab.
1. Metallurgical & Refractory Kev Lag Luam (Tsev Kawm Ntawv Cov Ntawv Thov)
Lub refractoriness ntawm flake graphite yog zoo correlated nrog cov ntsiab lus carbon. High-carbon lossis siab-purity flake graphite tom qab purification tuaj yeem siv ncaj qha lossis tsis ncaj rau hauv cov khoom siv refractory.
Cov ntawv thov tseem ceeb:
Magnesia- carbon bricks: Composite nrog rau lwm yam hlau rau siab -kub linings ntawm steel converters, hluav taws xob rauv, ladles, thiab lwm yam.
Graphite crucibles: ncaj qha siv rau smelting non-ferrous hlau thiab precious hlau.
Refractory bricks: Kev tsim khoom ntawm ntau yam refractory cib.
Hluav taws kub-cov ntawv hlau tiv taus & graphite composite panels: Cov ntawv tshwj xeeb hluav taws kub.
Carburant rau steelmaking: txhawm rau nce cov ntsiab lus carbon hauv cov hlau.
2. Tshiab Zog & Roj Teeb Kev Lag Luam (Fastest-loj teb)
Nrog rau kev loj hlob tawg ntawm lub zog tshiab tsheb thiab lub zog cia, flake graphite plays lub luag haujlwm tseem ceeb hauv lub zog tshiab.
Cov ntawv thov tseem ceeb:
Cov khoom siv anode rau lithium - ion roj teeb: Siab - purity flake graphite yog cov khoom siv tseem ceeb. Purity tuaj yeem nce siab tshaj 99.99% ntawm siab -kub purification (siab dua 2800℃).
Roj teeb electrodes: Cov khoom siv hluav taws xob rau ntau lub roj teeb.
Alkaline & lead-acid batteries: Conductive additives.
Roj hlwb: Bipolar daim hlau thiab lwm yam khoom.
3. Kev lag luam hluav taws xob
Cov ntawv thov tseem ceeb:
Carbon txhuam: Cov khoom siv tseem ceeb rau lub cev muaj zog thiab lub tshuab hluav taws xob carbon txhuam.
Txhuam rods & carbon sticks: Conductive Cheebtsam.
Conductive coatings: Deep-cov txheej txheem txheej txheem.
Cov khoom siv hluav taws xob: Cov khoom siv hluav taws xob rau ntau yam khoom siv hluav taws xob.
4. Tshuab & Lubrication
Cov ntawv thov tseem ceeb:
Khoom lubricant: Rau ntau yam tshuab lubrication tshuab.
Graphite emulsion: Siv los ua roj nplua nyeem, tso tawm tus neeg sawv cev, tus neeg sawv cev kos duab, thiab lwm yam.
Cov ntaub ntawv sib txhuam: Nres pads, clutch ntsib, thiab lwm yam.
Sealing khoom: Graphite sealing rings thiab Cheebtsam.
5. Sealing Materials & Flexible Graphite
Flake graphite tuaj yeem ua rau cov graphite nthuav dav los ntawm kev siv tshuaj lom neeg lossis siab -kev kho kub, thiab ua tiav ntxiv rau hauv cov khoom lag luam graphite hloov tau.
Cov ntawv thov tseem ceeb:
Expandable graphite: Raw khoom rau saj zawg zog graphite khoom.
Saj zawg zog graphite seals: High-kub, corrosion{1}}resistant gaskets thiab packing.
Flexible graphite composites: Ntau yam khoom tshwj xeeb sealing.
6. Txiav -ntev Technology & Cov Khoom Tshiab
Cov ntawv thov tseem ceeb:
Raw khoom rau graphene ntau lawm: Npaj los ntawm cov kua -theem exfoliation los yog redox txoj kev.
Tshwj xeeb ceramics: conductive, antistatic thiab lwm yam khoom siv ceramics.
Cov khoom siv semiconductor: Rau cov khoom siv tshwj xeeb semiconductor.
Thermal conductive composites: Thermal muab tub lim hauv cov yas thiab roj hmab los txhim kho kev tswj xyuas thermal.
7. Kev lag luam tshuaj
Cov ntawv thov tseem ceeb:
Catalyst cab kuj rau fertilizer kev lag luam.
Tshuaj tiv thaiv- cov ntaub ntawv corrosion.
Cov Khoom Siv Hluav Taws Xob: Cov khoom siv ua haujlwm polymer.
8. Lub teeb kev lag luam & cov khoom siv niaj hnub
Cov ntawv thov tseem ceeb:
Pencil leads: Cov khoom tseem ceeb ntawm cov cwj mem ib txwm siv.
Txheej: tshwj xeeb ua haujlwm txheej.
Paints: Conductive, tiv thaiv -corrosion thiab lwm yam xim ua haujlwm.
9. Kev Lag Luam Tub Rog & Kev Tiv Thaiv Hauv Tebchaws
Cov ntawv thov tseem ceeb:
Stabilizer rau cov khoom tawg.
Cov khoom tshwj xeeb rau cov khoom siv tub rog.
Kev lag luam Nuclear: Graphite moderator thiab cov khoom siv reflector.
10. Lwm yam kev siv
Desulfurization accelerator hauv smelting.
Roj hmab & yas additives: Txhim kho siab -kub tsis kam thiab hnav tsis kam.
EPS rwb thaiv tsev boards: Txhim kho thermal thiab hluav taws xob conductivity.
Corrosion-cov khoom tiv thaiv rau kev lag luam tshuaj.
Ntu 4: Cov Khoom Muag Khoom & Cov Txheej Txheem Txheej Txheem
Kev faib tawm los ntawm Cov Ntsiab Cai Carbon
|
Yam khoom |
Tsau Carbon Cov ntsiab lus |
Cov ntawv thov tseem ceeb |
|
High -purity graphite |
Ntau dua lossis sib npaug li 99.9% |
Lithium roj teeb anodes, kev lag luam nuclear, semiconductors, siab -kawg sealing |
|
Siab - carbon graphite |
94%–99% |
Magnesia-carbon cib, crucibles, carbon txhuam, conductive coatings |
|
Nruab nrab -carbon graphite |
80%–93% |
Refractories, lubricants, cwj mem leads, general industrial fillers |
|
Tsawg- carbon graphite |
50%–75% |
Steelmaking carburant, yooj yim metallurgical raw khoom |
Kev faib tawm los ntawm Particle Loj
|
Qauv |
Particle Loj |
Lub ntsiab nta |
Tej kev siv |
|
-190 rau -198 series |
Coarse >100 mesh |
Loj flakes, ua kom tiav crystallization |
Expandable graphite, saj zawg zog seals, magnesia-carbon bricks |
|
-100 mesh, -200 mesh |
Hmoov zoo |
Sieve passage >80% |
Lubricants, coatings, roj hmab fillers |
|
Micronized graphite |
<38 μm |
Ultra{0}} hmoov zoo |
Lithium roj teeb anodes, conductive pastes |
|
325-mesh high-purity |
~ 44 μm (325 mesh) |
Purity Ntau dua lossis sib npaug li 99.6% |
Graphene ntau lawm, cov khoom siv tshwj xeeb |
Technical Specifications (Cov Qauv Lag Luam - Series -198)
|
Qib |
Tsau Carbon Ntau dua lossis sib npaug rau /% |
Volatile Matter Tsawg dua lossis sib npaug rau /% |
Moisture Tsawg dua los yog sib npaug rau /% |
100-mesh Residue Ntau dua lossis sib npaug /% |
|
-198 |
98.00 |
0.8 |
0.20 |
10.00 |
|
-197 |
97.00 |
0.9 |
0.20 |
10.00 |
|
-196 |
96.00 |
1.0 |
0.20 |
10.00 |
|
-195 |
95.00 |
1.10 |
0.20 |
10.00 |
|
-194 |
94.00 |
1.20 |
0.20 |
10.00 |
|
-193 |
93.00 |
1.40 |
0.20 |
10.00 |
|
-192 |
92.00 |
1.50 |
0.20 |
10.00 |
|
-191 |
91.00 |
1.50 |
0.20 |
10.00 |
|
-190 |
90.00 |
1.80 |
0.20 |
10.00 |
Siab -Purity Flake Graphite (325 Mesh)
|
Yam khoom |
Index |
|
Particle loj |
325 mesh |
|
Purity |
Ntau dua lossis sib npaug rau 99.6 wt% |
|
CAS Nr. |
7782-42-5 |
|
Qhov tshwm sim |
Dub flaky hmoov |
Lub cev muaj zog
|
Yam khoom |
Index |
|
Xim |
Cov xim dub |
|
Melting point |
3650 degree |
|
Qhov ntom |
kwv yees . 2.2–2.3 g/cm³ |
|
Kev sib txhuam coefficient |
Tsawg heev (tus kheej-lubricating) |
|
Hluav taws xob conductivity |
Siab tshaj plaws ntawm cov khoom tsis yog{0}} hlau |
|
Thermal conductivity |
Muab piv rau tooj liab thiab nyiaj |
|
Thermal expansion coefficient |
Tsawg |
Cim npe nrov: Tuam Tshoj crystalline flake graphite manufacturers, lwm tus neeg, Hoobkas
