Anti-corrosion coatings tih hi eng nge ni?

kum ruk chhung zet chu cell program hrang hrang atan tuna collector foil sourcing a ni. Vawi khat mah customer pakhatin carbon coating hian eng nge a tih tih sawifiah turin min ti ngai lo. An hre emaw, an ngaihsak lo emaw a ni thei. Chuvangin hei hi Google atanga hetah lo tla thla a, a takah chuan thil hriatthiam duhtute tan a ni.

Carbon coated aluminum foil a ni. Chu chu a product a ni. Bare aluminum foil, micron 12 emaw 13 emaw vel pawh i en a, a sir lehlamah carbon layer te tak te a awm bawk. Coating hian micron dang emaw, side khatah pahnih emaw a belh leh a. Carbon chu conductive a ni. A tum ber chu cell siam chhuah laiin cathode slurry atanga aluminum leh cell hnathawh laiin electrolyte atanga venhim a ni.

Aluminum-a li-ion cell-a a corrode chhan hi a buaithlak lo. LFP slurry hi pH 11 aia sang a ni. NMP-based NCM slurry hi a aggressive lo zawk a, mahse hun kal zelah bare metal tan chuan a la friendly lo hle. A chhiatna tak tak chu active material leh foil inkar interface-ah a thleng thin. Pitting chu chutah chuan a tan ta a. Pitting chu delamination a lo ni ta a ni. Delamination chu capacity fade a lo ni a, a tawpah chuan field failure a lo ni ta a ni. Carbon coating hi insurance man tlawm tak a ni.

Copper hi ka sawi tel tur a ni. Anode lam chuan copper foil an hmang. Copper hian issue hrang hrang a nei a. Aluminum ang bawkin pit a pit lo. Failure mode chu voltage sang takah dissolution a ni-I BMS screw up a, cell a overcharge a nih chuan copper ion te chu mobile ah a kal a, a tawp loh tur hmunah a tawp thin. Coated copper a awm. thil siam chhuahnaah chuan a tam lo zawk. Silicon anode guys te hian an hmang thin a, a chhan chu Silicon hian cycling laiin foil surface atanga hell a beat out thin. Midang zawng zawng hian bare copper an run tam ber a, ni khatah an ko thin.

Zhenjiang-a Dingsheng hian khawvel pumah coated aluminum foil chu cell-ah a luh tir mai thei. An share dik tak ka nei lo a, number pawh ka siam dawn lo. An lian hle mai. Wanshun hi Chinese player lian dang a ni. Chu mi pahnih leh mipa te zawk pathum emaw pali emaw inkarah chuan China hian he material hi khawvel pumah a thawn chhuak tam zawk a ni. Pricing out of china hi grade leh in inremna siam harsat dan azirin Japanese material aiin 15-20% in a hniam zawk mai thei.

Japanese supplier te pawh an la awm reng. Toyal hian tuna battery engineer tam zawk an pian hma atang khan hetiang hian an lo ti tawh a ni. UACJ hian a ti ve tho. Quality a inmil a, lead time a rei zawk a, pricing pawh a sang zawk. Japanese cell siamtute chuan Japanese foil an lei thin. Midang zawng zawng hian an customer-in supply chain mamawh bik a neih loh chuan Chinese an lei tam ber.

Korea hi mixed bag a ni. Iljin hian copper foil a siam a, coating a ti bawk. Aluminum atan chuan Korean cell siamtute chuan an import thin. Samsung SDI programs te chu Japanese foil leh LG programs te chuan automaker pakhat tan vehicle platform hrang hrangah an spec chinese foil ka hmu tawh a. Chutiang level-a procurement chungchanga thutlukna siamte chuan material performance kaltlanga thil awmte a huam a ni.

American production-chuan he thu hi domestic option tam zawk atanga hlawkna hmu thei tur mi angin ka sawi a ni-a la awm lo. Toll coater pahnih, i bare foil la a an line hmanga tlan tirtu tur. Automotive scale-ah chuan integrated production a awm lo. IRA pawisa a luang chhuak zel a. Thupuan a thleng mek a ni. Actual ramp-up hi thawnthu danglam tak a ni. Vawiin hian North American program atana qualified li{{{9}ION Battery Foil supplier i mamawh a nih chuan tuifinriat pakhat i la thlir reng a ni.

Coating ngei pawh hi rocket science a ni lo. Carbon black, PVDF binder, NMP solvent hmanga siam a ni. Mix la, coat la, dry la, slit rawh. Furnace black emaw acetylene black emaw chu supplier duh dan leh target conductivity a zirin a ni. Premium grade thenkhatah chuan graphene emaw carbon nanotube emaw an paih thin. Marketing chuan chu chu a hmangaih hle. Real-khawvel performance danglamna hi standard EV cells tan chuan marginal a ni. 4C emaw 5C rate dilna atan chuan a pawimawh mai thei. I average 1C passenger vehicle pack hian a hre dawn lo.

Formulation aiin a pawimawh zawk chu process control a ni. Gravure coating hi heng zinga a tam zawk hi engtin nge an siam thin. Engraved roll chuan slurry a la a, a hnuaia foil web kal laiah a transfer a. A ri awlsam khawp mai. Minute khata 1200mm web meter 40-a 1200mm web atanga coating weight dah chu a awlsam lo. Gravure rolls a chhe tawh. Slurry viscosity chu batch khatah a inthlak a. Temperature inthlak danglamna hian transfer a nghawng a ni. A li-ion battery materials distributor chuan supplier pakhat atanga lote pahnih, SKU pakhat atanga lote a rawn entir thei che a, pakhat chuan a dang thickness variation aiin a let hnih in a nei ang.

Web handling hi a lu na tak a ni. Aluminum foil Hetiang mittui tlakna hi a ni. Web break tih hian downtime, scrap, leh yield hloh tihna a ni. Kum tam tak chhunga hetiang ti tawh tlangvalte hian an tension profile an dialed in a, entrant tharte chuan zirlai man to tak tak an zir thin. Chinese supplier pakhat ka hming ka vuah loh tur chu thla thum chhung zet production hloh tur a ni a, coating line thar commission tum a nih avangin web a chhe lo thei lo.

Spec sheets chuan GSM-a coating weight an dil a, surface resistivity chu square khatah millioHms-ah an dil a, crosshatch test hmangin adhesion strength an dil bawk. Chutiang number chu qualification atan a awm. Ni-To-Day, cell siamtute’n an ngaih pawimawh tak tak chu consistency lot to lot a ni. I resistance chu lot khatah milliohms 15 leh a dawtah 25 a nih chuan, chu chu cell-to-cell variation in finished packs angin a rawn lang ang. Automotive OEMs hate variation. An li{-ion Battery OEM partner-te chuan variation hrilhfiah hi an huat em em a ni. Mi zawng zawngin a tawpah chuan an trace back vek.

Programme-te chuan foil supplier pakhat chu production cell-a a luh theihna tur thil ṭha lo pakhat aia tam an thlak ka hmu tawh a. He sumdawnna ah hian inzawmna a pawimawh hle. Qualification hi thla tam tak a ngai a ni. Tuman requalify an duh lo. Chuvangin supplier ten consistent material an rawn thawn chhuak thin te hian an sumdawnna an vawng reng thin. Supplier te chu ngawi renga thlak loh an ni.

Solid-State chu a tawpah chuan a lo thleng dawn ta. Sulfide electrolytes hian chemistry thar a rawn keng tel a, chu chu carbon coatings siam a ni lo. Oxide leh polymer electrolyte te hi a buaithlak lo zawk. Solid-State cells hi a takah chuan production emaw near production emaw ah emaw a awm lo-chuan-a tam zawk chu conventional coatings tha taka thawk thei chemistries an hmang lo. Sulfide-based cells hian volume a hit ve ngai a nih chuan tuna collector protection hian solution danglam tak a mamawh dawn a ni. ald alumina, a ni mai thei. Fluoropolymer hmanga inkharkhip te. Engmah an la scale lo a, a chhan chu cells ngei pawh hi scale a nih loh vang a ni.

Tunah chuan carbon coated foil hi kum sawmhnih chhung zet a lo awm tawh angin a la awm reng a ni. Ninawm. Tul. Procurement-in cost down a tum a, engineering chuan thil a kalsual hma chuan ngaihtuah lo turin a bei a.

Five li-Ion battery component distributor te chuan kar khat chhungin sample an la thei mai thei. 50 GWH program atana allocation guarantee thei tur zawng chu a harsa zawk. Chu chu he segment-a supply chain constraint tak tak chu a ni. Technology ni lovin. Capacity lama inpekna.