Precision-Machined Graphite Plate hi graphite product a ni a, high precision machining hmanga siam a ni a, dimensional tolerance khauh tak a nei a, a surface a smooth a, a complex geometric shape a nei bawk. Graphite property tha tak tak leh precision machining technology te a thlunzawm a, high precision industrial field-ah pawh hman a ni nasa hle.
Dilna hmunpui ber berte
1. Semiconductor/pv industry a ni
- Wafer siamna: electrostatic suction cup, diffusion furnace components, CVD phurhna plate te a awm bawk.
- Photovoltaic cells: PECVD graphite lawng, silicon wafer sintering mould hmanga siam a ni.
- LED epitaxy: MOCVD graphite hmanga siam a ni.
2. Electron beam processing -- electrode material: graphite thianghlim tak, precision mold processing atana hman thin.
3. Industrial furnace/high temperature hmanrua -- single crystal furnace thermal field components, vacuum sintering furnace atana graphite fixture, guide rail.
4. Fuel cell/energy thar -- Fuel cell bipolar plate, lithium anode material sintering mould hmanga siam a ni.
5. Precision instruments/research -- Optical coating atana graphite shield, X-ray diffractometer sample platform, aerospace grade temperature sang tak laka invenna structural parts te.
Technical Parameter hrang hrang te
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Parameter chi hrang hrang a awm |
Parameter (Unit) bik a ni. |
A tlangpuiin Range a ni |
|
Core Material a ni |
Carbon thianghlimna (%) 1.1. |
99.92–99.97 (Industrial Grade) a ni a; 99.99 aia tam emaw, a tlukpui emaw (Semiconductor Grade) . |
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Density (g/cm3) a ni. |
1.82–1.94 |
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Ash awm zat (ppm) 1.1. |
200 aia tlem emaw, a tlukpui emaw (Industrial Grade); 80 aia tlem emaw, a tlukpui emaw (Semiconductor Grade) . |
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Particle lian zawng (μm) 1.1. |
4–12 (Buhfai tha tak tak); 12–20 (Thlai chi hrang hrang) . |
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Mechanical lama hnathawh dan |
Flexural chakna (MPa) 1.1. |
35–60 |
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Compressive chakna (MPa) a ni. |
70–110 |
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Shore Harsatna (HS) 1.1. |
50–75 |
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Elastic Modulus (GPa) hmanga siam a ni. |
8–12 |
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Thermal Performance hmanga hnathawh dan |
A chhuahna tur hmun (W/m·K) . |
100–180 (Room lum zawng) . |
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A rilru a buai em em a, a rilru a hah em em bawk a. 10−6/℃) . |
2.8–3.2 (25–800℃) a ni. |
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A hnathawhna hmun sang ber (℃) . |
1800–2200 (Boruak Inert) a ni a; 450–600 (Thlipui boruak) . |
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Thermal Shock laka inven theihna (℃) . |
500 aia tam emaw, a tlukpui emaw (Temperature Difference) . |
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Electrical lama hnathawh dan |
Volume Resistivity (μΩ·m) a ni. |
7–12 |
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Dielectric chakna (kV/mm) a ni. |
10 aia lian emaw, a tlukpui emaw |
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Machining hman dan dik tak |
Dimensional Tolerance – A sei zawng/a zau zawng (mm) . |
±0.05 (Standard Grade) a ni a; ±0.01 (A dikna Grade) a ni. |
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Dimensional Tolerance – A thuk zawng (mm) 1.1. |
±0.02 (Standard Grade) a ni a; ±0.005 (Optical Grade) a ni. |
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A zau zawng (mm/m) . |
0.05 aia tlem emaw, a tlukpui emaw a ni |
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A chunglam a hring (Ra, μm) . |
0.2–0.8 |
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Environment laka invenna |
Acid Corrosion Mass hloh (%) 100 a ni. |
0.3 aia tlem emaw, a tlukpui emaw (pH 1–3, 1000h) . |
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Alkali Corrosion Mass hloh (%) 100 a ni. |
0.5 aia tlem emaw, a tlukpui emaw (pH 11–14, 1000h) . |
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Oxidation Rate (g/m2·h) a ni a, a chhuahna tur hmun a awm lo. |
0.01 aia tlem emaw, a tlukpui emaw (Air Environment, 400℃) . |
Products te hian personalized customization a support a ni
Taksa leh chemical lama thil awm dan
- Electrical conductivity: Graphite sheet hian electrical conductivity danglam tak an nei a, a chhan ber chu π electron cloud leh carbon-carbon covalent bonds atanga siam π-π layered structure nghet tak a nih vang a ni. Hetiang configuration hian material chhunga electron transport tha tak a siam thei a, chu chuan resistivity 10^-6 Ω·m a hniam hle. Chuvangin, graphite hi electrode material tha tak angin a thawk a ni.
- Thermal conductivity: Graphite plate hian thermal conductivity tha tak a nei bawk a, a thermal conductivity hi steel, iron, lead leh metal material dang aiin a sang zawk a ni. Hei hi graphite plate-a layered structure leh highly ordered crystal structure vang a ni a, chutiang chuan layer inkar vibration hmangin heat energy chu tha takin a transfer thei a ni.
- Mechanical property: Graphite plate hian chakna sang tak, flexibility sang tak leh tear resistance a nei a. A Young’s modulus leh yield strength hian 1 TPa leh 130 GPa a thleng thei a, hei hi steel aiin a let sawmhnih chuang zetin a tam zawk a ni. Hetiang chakna sang tak hian graphite plate hian pressure sang leh temperature sang takah stability tha tak a nei a ni.
- Chemical stability: Graphite plate-a carbon-carbon bond hian bond energy sang tak leh chemical reactivity hniam tak a nei a, chemical tam zawk lakah pawh resistance sang tak a nei bawk. Acid leh alkali tlemte chauh hian a tichhe thei a, chuvangin graphite plate hi chemical reactor leh catalyst carrier-ah te hman a ni nasa hle.
Precision-Machined Graphite Plate hi a precision sang tak, extreme environment resistance leh customization chak tak a neih avangin high{1}}end manufacturing atan chuan thil pawimawh tak a ni ta a ni. Performance tha ber neih theih nan graphite thlan hunah graphite thianghlimna, particle size, processing method leh surface treatment te chu uluk taka ngaihtuah a ngai a ni.


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