Aluminum foil chu eng nge ni?
Mi tam zawk chuan aluminum foil an hriat hian Reynolds wrap hi an ngaihtuah thin. Battery khawvelah chuan thil dang kan sawi tum tak zet a ni.
Lotte Aluminum chuan kum 2022 khan an Elizabethtown plant-ah ground an tichhia a, nikum fall khan site chu ka tlan pel a, building chu a sang hle a, hmanrua a lut a, chu hmun chu an thlang a, a chhan chu Ford leh SK te chuan kawngpui atanga mel nga vel zeta hla blueoval battery complex an siam a ni. awmzia a nei. Kum khatah ton 36,000 vel zet coating line hmanga i tlan laiin i foil supplier chu close i duh a ni.
Foil Lotte siam tur chu cathode tan a ni. Lithium-ion cell tin hian a chhungah hian current collector pahnih an nei vek a. anode lam a copper a awm. aluminum chu cathode lam a ni. Active material-i NMC emaw i LFP emaw eng chemistry emaw i kalpui mek-heng foils-ah hian wet slurry angin coated a ni. Vawikhat a vawt chuan electrode i nei a.
Mite chuan engvangin nge an pahnih atan hian metal inang an hman loh tih an zawt thin. Copper chu a awlsam zawk ang. Supply chain pakhat ni lovin pahnih.
Hetah hian buaina chu a awm. copper a inthiar thin.
Cathode ah chuan 3.5 volts leh lithium chungah i thu a. Copper chuan chu chu a handle thei lo. A oxidize a, solution-ah a lut ta a ni. Samsung SDI chuan kum engemaw zat kalta khan technical bulletin a tichhuak a, copper hian 3.4 volts vel a tichhe a, a bul tanna chu a chhuak ta a ni. I tawpah chuan i electrolyte-ah copper ion a rawn inphah kual a, a tawpah chuan anode-ah i plating out ta a ni. Chu chuan cell chu a that ta a ni.
Aluminum hian a oxidize bawk a mahse a oxide layer a siam dan erawh a danglam thung. Aluminum oxide hi a dense a, a stable bawk. A takah chuan a hnuaia metal chu a venghim a ni. Layer chu nanometer tlemte chauh a thuk a nih avangin electron tunnel right through a ni. A rualin corrosion resistance leh conductivity i hmu bawk.
Foil ngei pawh a thin. Production cell tam zawk tan micron 10 atanga 12 vel kan sawi a ni. UACJ in Japan chuan an roll chu plus emaw minus emaw a micron chanve vel a zau zawngin an specs a. Chu chu a tight hle. Reference atan chuan copy paper sheet pakhat chu micron 100 vel a ni.
Thinner hi energy density atan a tha zawk. Aluminum gram tin active material ni lo chu dead weight a ni. Cell siamtu thenkhat chuan micron 8 thlengin an nawr thla a ni. Tradeoff hi handling a ni. Thin foil tears chu coating line ah a awm. I tension control chu a famkim a ngai a ni. Wrinkle pakhat leh chu section of electrode chu scrap a ni.
Midwest coating operation-a process engineer pakhat chuan thla hmasa khan, "Kum tin customer-te'n thinner-a an kal theihna tura nawrna nghet tak kan hmu ṭhin," tiin thla hmasa khan Midwest coating operation-a process engineer chuan a sawi. "Equipment hian a ti thei a mahse i reject rate a sang chho zel. Engtik lai emaw chuan i taksa rihna aiin mittui tlak tam zawkna tur material i hloh tam zawk a ni."
Thianghlimna pawh a pawimawh hle. Battery-Grade aluminum hi za zela 98 aia sang a nih a ngai. Iron emaw silicon ang chi bawlhhlawh te hian foil surface ah hian inclusion a siam thin. Chutiang inclusions te chu weak spot an lo ni ta a ni. Coating a adhere tha lo emaw pinhole i hmu emaw a ni. Engti kawng pawhin cell a fail qc.
Khawvela battery foil tam zawk hi Asia atanga lo chhuak a la ni reng. Japan rama UACJ leh Toyo te an ni. Korea ramah chuan Lotte leh Dongwon te an ni. China rama producer lian tak tak half dozen zet chu Ding Sheng leh Nanshan te pawh an tel. Kentucky plant hi ram chhunga thil siam chhuah tumna lian tham hmasa ber zinga mi a ni. Midangte zuitu chungchang sawi a awm a mahse engmah concrete a la awm lo.
LFP cells tan chuan thil siamtu tam tak chu carbon-coated foil ah an kal tawh a. Bristol, Pennsylvania-a Dunmore hian hetiang hian a ti a ni. Active material i coat hmain carbon primer te tak te an dah thla a. LFP hian NMC angin bare aluminum-ah pawh a stick loh avangin adhesion-ah a pui hle. Tin, interface-a contact resistance pawh a cut bawk.
Eng dang nge. Recycling a ni. Cell te hian nunna tawp an thlen chuan an shred thei a, aluminum chu black mass nen i then thei bawk. Metal hmuhchhuah chu smelter-ah a kir leh a. Step tinah thenkhat i hloh avangin closed loop dik tak ni lovin landfilling aiin a tha zawk.
Dyne value thil ka sawi tel tur a ni. a chung lam chakna. Foil surface chu a fai tawk tur a ni a, chu chuan electrode slurry chu a ti hnim vek tur a ni. Hei hi dynes per centimeter-ah i teh a ni. Specs tam zawk chuan 32 emaw a aia sang emaw an call thin. Foil chu warehouse-ah a thu rei lutuk a, contamination a pickup a nih chuan coating laiin slurry bead up i hmu ang. Chu chu ni chhia a ni.
Engpawhnise. Chu chu battery-a aluminum foil a ni. I kitchen drawer-a awm ang chi engmah a awm lo.
