PCB Tu Cov Menyuam

PCB Tu Cov Menyuam

A precision -qib PE nplaum cov menyuam ua rau cov khoom siv hluav taws xob tsim khoom. Tsis muaj cov kuab tshuaj, tsis muaj qhov seem, tsis muaj cov kab mob halogen - tsuas yog cov khoom sib txuam ntawm PCB, LCD, thiab semiconductor nto.
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Hauj lwm lawm

Ntsiab nta

Calibrated tack, tsis yog "nqus txaus"Ntsuas ntawm 800D (16), cov nplaum rub cov plua plav submicron thiab cov nplua nplua tsis hloov pauv dab tsi rov qab rau cov kab tooj liab, daim npog ntsej muag, lossis cov txheej txheem kho qhov muag. Muaj zog txaus rau kev ua haujlwm, tswj kom txaus kom tsis txhob muaj kev puas tsuaj.

Uniform zaj duab xis thickness hla tag nrho yob50 µm ntsuas qhov ntsuas tawm tsam 47 µm ± 3 spec. Tsis muaj qhov nyias nyias, tsis hla- ntxuav ntawm qhov chaw tiaj tiaj - vaj huam sib luag lossis semiconductor nto. Lub 8 µm ± 2 µm nplaum txheej nyob ib puag ncig ntawm thawj kis mus rau qhov kawg.

Halogen{0}}dawb - txheeb xyuas los ntawm thib peb-labFluorine, Chlorine, Bromine, thiab Iodine txhua tus paub tseeb tias Tsis Pom Zoo (hauv qab 10 mg / kg) los ntawm ion chromatography ib EN 14582: 2016. Muaj kev nyab xeeb rau halogen- rhiab flex circuits, automotive PCBs, thiab precision printing substrates qhov twg chloride ions corrode hlau txheej.

Peel quab yuam uas tiv thaiv koj ntoQhov nruab nrab tev adhesion ntawm 446 gf / 25mm, tsis pub dhau 412-479 gf / 25mm ntau yam. Cov khoom nqa tau huv si yam tsis muaj delaminating tooj liab kab, displaces solder paste deposits, los yog marking optical coatings.

Zero npuas, xoom tsis xws luag hloovPom tseeb npuas -dawb los ntawm kev kuaj pom. Ib qho npuas ntawm cov nplaum nplaum dhau los ua qhov sib txawv ntawm qhov kev pab cuam - thiab qhov sib txawv ntawm qhov kev pab cuam ntawm LCD lossis lub teeb qhia zaj duab xis qhia tau tias yog qhov chaw ci ntsa iab hauv vaj huam sib luag tiav.

PCB Cleaning Roller in use

 

 
Khoom Specifications

Parameter

Specification

Qauv

wb 38

Khoom siv

PE (polyethylene)

Xim

Mis nyuj dawb

Yob ntev

18 m

Max dav

Tsawg dua los yog sib npaug li 1000 mm

Base zaj duab xis thickness

47 µm ± 3

Adhesive txheej thickness

8 µm ± 2 µm

Core puab txoj kab uas hla

38 hli ± 0.2

Pib tack

800D (14–16)

Peel adhesion (avg)

412-479 gf / 25 hli

Ntim

10 rolls / pob · 100 rolls / carton

 

 
Kev soj ntsuam zoo

Txoj kev tshuaj xyuas: hauv -QC tsev. Inspector: A1. Tshuaj xyuas los ntawm:

Yam khoom

Txoj Kev Xeem

Specification

Kev tshwm sim

Txiav txim

Xim

Pom kev

Mis nyuj dawb

Mis nyuj dawb

Hla

Thickness

Thickness ntsuas

47 µm ± 3

50 µm

Hla

Sab hauv txoj kab uas hla

Vernier caliper

38 hli ± 0.2

38mm ib

Hla

npuas

Pom kev

Tsis muaj

Tsis muaj

Hla

Pib tack

Tack tester

800D (14–16)

800D (16)

Hla

Peel force (avg)

Electronic Peel Tester

412-479 gf / 25 hli

446 gf / 25 hli

Hla

Kev txiav txim tag nrho

   

Kev tshuaj xyuas dhau lawm

 

 

 
Halogen Test Results

Txheem: EN 14582: 2016. Txoj kev: Ion chromatography (IC). Qauv: xiav nplaum yas zaj duab xis, sib xyaw ua ke (Sample ID: 001).

Element

Kev tshwm sim

Kev kuaj pom txwv

Fluorine (F)

N.D.

10 mg/kg

Chlorine (Cl)

N.D.

10 mg/kg

Bromine (zeeg)

N.D.

10 mg/kg

Iodine (Kuv)

N.D.

10 mg/kg

 

ND.=Tsis Pom (hauv qab txoj kev kuaj pom qhov txwv). Kev ntsuam xyuas tau ua los ntawm cov qauv sib xyaw ntawm ob qho kev ua yeeb yaj kiab raws li tau teev tseg los ntawm tus neeg siv khoom.

 

Daim ntawv thov Scenario

PCB thiab SMT kab

Siv nruab nrab ntawm solder paste printing thiab cov khoom tso rau hauv. Cov menyuam tuaj yeem khaws cov nplua nplua, cov dej ntws tawm, thiab cov khoom khib nyiab los ntawm cov laug cam ua ntej lawv ua rau kev sib txuas lossis qhib cov pob qij txha tom qab rov ua dua. Ua haujlwm ntawm ob qho tib si nruj FR4 thiab hloov tau yooj yim polyimide substrates.

01

LCD vaj huam sib luag thiab lub teeb qhia zaj duab xis

Plua plav ntawm LCD iav los yog lub teeb qhia zaj duab xis tsim mura qhov tsis xws luag thiab pom qhov pom ntawm lub vaj huam sib luag tiav. Cov npuas -dawb, cov yeeb yaj kiab tsis sib xws ua rau tag nrho - dav kev sib cuag hauv ib zaug dhau - hloov ntau cov ntaub so hla uas muaj kev pheej hmoo khawb qhov chaw kho qhov muag.

02

Semiconductor substrates thiab cleanroom ua ntej - txheej txheem

Ua ntej lamination lossis txheej txheej ntawm semiconductor substrates, micro-particles yuav tsum raug tshem tawm yam tsis muaj kev qhia txog kev sib kis ionic. Cov halogen- cov khoom siv PE dawb (tag nrho cov halogens ND) ua rau nws sib haum nrog kev siv chav huv qhov twg cov tshuaj chloride lossis fluoride ions yuav ua rau cov hlau sib txuas.

03

Mos zaj duab xis thiab precision printing

Screen thiab flexographic printers siv nws los decontaminate zaj duab xis substrates ua ntej daim ntawv thov number case. Cov khoom daig hauv qab lub substrate ua rau hickies thiab sau npe poob. Ib qho yob ib zaug - nqes ua ntej txhua qhov luam tawm tau txais dab tsi compressed cua blowoffs tawm tom qab.

04

Cov iav panels, nias steel daim hlau, thiab workbench

Plua plav nyob rau ntawm lamination xovxwm daim hlau tsiv mus rau hauv cov khoom sib koom ua ke thiab ua rau voids. Rolling lub phaj steel nto ua ntej clamping tiv thaiv cov khoom tsis suav nrog yam tsis ntxiv cov kauj ruam tu ntub dej uas yuav tsum tau ziab lub sijhawm.

05

 

Tiag -Siv piv txwv

 

SMT kab: txo qhov tsis xws luag ntawm lub pob 6-txheej boardIb daim ntawv cog lus cov chaw tsim khoom ua haujlwm siab -density 6- txheej PCBs pom qhov sib cuam tshuam ntawm lub pob tsis lees paub tom qab rov ua dua. Tom qab ntxiv WN38 cov menyuam hla rau ntawm cov laug cam ntawm kev tshuaj ntsuam luam ntawv thiab xaiv -thiab-qhov chaw, 800D (16) tack qib tau ntes cov hlua khi tsis zoo yam tsis muaj kev cuam tshuam cov khoom ntim uas twb muaj lawm. Tus nqi tsis raug poob rau thawj hnub ntawm kev sim uas tsis muaj kab hloov pauv.

 

Flex Circuit Court ntau lawm: halogen{0}}cov ntaub ntawv ua raws li kev cai pub dawbCov khoom siv hluav taws xob hloov pauv tau xa mus rau cov neeg siv khoom siv tsheb yuav tsum sau cov ntsiab lus halogen thoob plaws hauv lawv cov txheej txheem. Vim tias WN38 tshaj tawm tag nrho cov halogens ND rau EN 14582: 2016, nws tuaj yeem suav nrog hauv cov txheej txheem BOM yam tsis muaj kev cuam tshuam rau cov khoom lag luam halogen tshaj tawm - qhov zoo ncaj qha thaum lees paub rau IEC 61249-2-21 lossis teb rau cov neeg siv khoom RoHS cov lus nug.

 

Cov lus nug nquag

 

Q: Cov menyuam puas yuav tso cov nplaum nplaum rau ntawm cov kab tooj liab lossis daim npog ntsej muag?

A: Tsis yog. Lub 446 gf / 25mm tev quab yuam yog calibrated los nqa cov khoom tsis hloov cov nplaum. PE-raws li adhesives ntawm 800D tack tsis ntub- tawm mus rau cov ntaub qhwv hlau los yog lub npog ntsej muag zoo li cov ntaub nplaum ua phem. Yog tias koj pom ib qho kev hloov pauv, xyuas seb cov menyuam puas tau kis nrog silicone los ntawm cov txheej txheem dhau los.

Q: Qhov luaj li cas particle nws ntes tau?

A: Cov nplaum zaj duab xis zoo ntes cov khoom los ntawm cov khib nyiab loj loj mus rau cov plua plav zoo hauv thaj tsam 5-50 µm - qhov loj ntawm ntau lub luag haujlwm rau kev sib txuas, vaj huam sib luag mura, thiab luam ntawv hickies. Rau cov chav huv huv hauv qab ISO Class 5, cov menyuam ua haujlwm zoo tshaj plaws ua ntej -theem ua ntej HEPA- tshuab ntxhua khaub ncaws lossis cov wipers zaum kawg, tsis yog ib lub cuab yeej ntxuav chav nyob ib leeg.

Q: Kev kuaj halogen siv ib qho kev sib xyaw- qauv qauv. Qhov ntawd puas cuam tshuam rau RoHS ua raws?

A: Qhov kev ntsuam xyuas sib xyaw ob cov qauv ua yeeb yaj kiab raws li cov neeg siv khoom tau teev tseg. Daim ntawv ceeb toom ceeb toom hais tias cov txiaj ntsig yuav txawv ntawm ib qho khoom siv homogeneous. Rau cov ntawv tshaj tawm RoHS cov ntaub ntawv, thov ib zaug - daim ntawv pov thawj khoom siv. Qhov sib xyaw ua ke - piv txwv ND yog qhov taw qhia muaj zog tias daim ntawv nplaum tsis muaj cov tshuaj halogenated, tab sis nws tsis yog qhov hloov pauv rau cov khoom siv - qib REACH lossis RoHS tshaj tawm.

Q: Cov menyuam puas tuaj yeem siv rau ntawm ENIG nto?

A: Yog. Lub 446 gf / 25mm tev quab yuam yog zoo hauv qab lub zog adhesion ntawm ENIG tiav lawm, thiab halogen-dawb mis qhia tsis muaj chloride ions uas tuaj yeem ua kom nickel corrosion. Ib txwm pom- sim ntawm qhov tsis yog- daim coupon tseem ceeb ua ntej thaum qhia txog cov khoom nplaum rau qhov chaw tshiab.

Q: Muaj pes tsawg daim ntawv hla dhau ib qho 18 m yob muab, thiab thaum twg kuv yuav tsum tau mus rau ntu tshiab?

A: Kev pab them nqi ib zaug nyob ntawm lub rooj tsavxwm lossis lub vaj huam sib luag ntev. Raws li cov lus qhia dav dav, ua ntej mus rau ntu tshiab thaum cov khoom pom tau pom dua - tso tawm - cov nplaum nplaum yuav zoo li loaded hauv kev tshuaj xyuas teeb pom kev zoo. Nyob rau siab -SMT cov kab ntau lawm, feem ntau pab pawg tau nce txhua 50–100 lub rooj tsavxwm. Lub 47 µm puag zaj duab xis muab cov khaubncaws sab nraud povtseg txaus kom nce mus ntau zaus yam tsis muaj qhov yob tsoo ntawm nws 38 hli core.

Q: Nws puas tuaj yeem tuav cov vaj huam sib luag dav dua 1000 hli?

A: Tus qauv siab tshaj plaws yob dav yog Tsawg dua lossis sib npaug li 1000 hli. Rau cov vaj huam sib luag dav dua, ob qhov sib tshooj dhau los lossis kev cai - qhov kev txiav txim dav yog qhov kev xaiv ua tau. Lub 38 hli puab txoj kab uas hla haum tus qauv 6-inch mandrels ntawm feem ntau hauv - kab tu cov menyuam tshuab, yog li tsis muaj kev cai fixtures yuav tsum tau rau cov qauv SMT los yog vaj huam sib luag vaj huam sib luag.

 

Cim npe nrov: pcb tu cov menyuam, Tuam Tshoj pcb tu cov menyuam manufacturers, lwm tus neeg, Hoobkas

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