Nye PCB foil ọla kọpa dị elu na nkọwa dị iche iche

Nkọwa dị mkpirikpi:

Ọla kọpa bụ isi ihe eji na PCB, nke a na-ejikarị ebugharị ugbu a na akara. A nwekwara ike iji foil ọla kọpa dị na PCB dị ka ụgbọ elu ntụaka iji chịkwaa mgbochi nke eriri nnyefe, ma ọ bụ dị ka oyi akwa mkpuchi iji gbochie nnyonye anya electromagnetic. N'oge PCB n'ichepụta usoro, na peeling ike, etching arụmọrụ na ndị ọzọ e ji mara nke ọla kọpa foil ga-emetụta àgwà na ntụkwasị obi nke PCB n'ichepụta.


Nkọwa ngwaahịa

Mkpado ngwaahịa

Nchịkọta

Mpempe ọla kọpa CNZHJ nwere ezigbo ọkụ eletrik, ịdị ọcha dị elu, ezigbo mma, obere oxidation, ezigbo nguzogide kemịkalụ, yana etching dị mfe. N'otu oge ahụ, iji gboo mkpa nhazi nke ndị ahịa dị iche iche, CNZHJ nwere ike belata ihe mkpuchi ọla kọpa n'ime mpempe akwụkwọ, nke nwere ike ịchekwa ndị ahịa ọtụtụ ụgwọ nhazi.

Nkefoto ọdịdịnke foil ọla kọpa na foto nyocha microscope elektrọn kwekọrọ bụ ndị a:

aaapicture

Eserese dị mfe nke mmepụta foil ọla kọpa:

b-eserese

Ọkpụrụkpụ na ibu nke foil ọla kọpa(Edepụtara na IPC-4562A)

A na-egosipụtakarị ọkpụrụkpụ ọla kọpa nke bọọdụ mkpuchi ọla kọpa PCB na ounces eze ukwu (oz), 1oz=28.3g, dị ka 1/2oz, 3/4oz, 1oz, 2oz. Dịka ọmụmaatụ, oke mpaghara nke 1oz/ft² dabara na 305 g/㎡ na metric nkeji. , gbanwere site na njupụta ọla kọpa (8.93 g/cm²), dabara na ọkpụrụkpụ nke 34.3um.

Nkọwa nke foil ọla kọpa "1/1": ihe mkpuchi ọla kọpa nwere mpaghara 1 square ụkwụ na ịdị arọ nke 1 ounce; gbasaa 1 ounce ọla kọpa n'otu n'otu n'otu efere nwere mpaghara nke 1 square ụkwụ.

Ọkpụrụkpụ na ibu nke foil ọla kọpa

c-pic

Nhazi nke foil ọla kọpa:

☞ED, Electrodeposited copper foil (ED copper foil), na-ezo aka na foil ọla kọpa mere site na electrodeposition. Usoro mmepụta bụ usoro electrolysis. Ngwa electrolysis n'ozuzu na-eji ihe mkpuchi elu nke ihe titanium mere dị ka cathode roller, alloy dị elu na-esi ike soluble ma ọ bụ mkpuchi na-eguzogide corrosion na-eguzogide titanium dị ka anode, na sulfuric acid na-agbakwunye n'etiti cathode na anode. Ọla kọpa electrolyte, n'okpuru omume nke ugbu a kpọmkwem, nwere ọla kọpa ion nke a na-etinye na rola cathode ka ọ bụrụ foil mbụ nke electrolytic. Ka cathode rola na-aga n'ihu na-atụgharị, a na-etinye foil mbụ ahụ emepụtara na-aga n'ihu ma na-achapụ ya na rola. Mgbe ahụ, a na-asa ya, kpoo ya ma merụọ ya n'ime akwụkwọ mpịakọta nke raw foil. Ịdị ọcha ọla kọpa bụ 99.8%.
☞RA. A na-eji ingot ọla kọpa mee ihe dị ka ihe ndabere, nke a na-amịpụta, na-ekpochapụ, na-ekpo ọkụ na-ekpo ọkụ ma na-atụgharị (na ogologo ntụziaka) na okpomọkụ dị elu karịa 800 ° C ruo ọtụtụ oge. Ịdị ọcha 99.9%.
☞HTE, elu okpomọkụ elongation electrodeposited ọla kọpa foil, bụ a ọla kọpa foil na-ejigide ọmarịcha elongation na elu okpomọkụ (180°C). N'etiti ha, elongation nke ọla kọpa foil na ọkpụrụkpụ nke 35μm na 70μm na elu okpomọkụ (180 ℃) kwesịrị ịnọgide na-enwe na ihe karịrị 30% nke elongation na ụlọ okpomọkụ. A na-akpọkwa foil ọla kọpa HD (foil ọla kọpa dị elu).
☞DST, foil ọla kọpa na-agwọ akụkụ abụọ, na-eme ka elu dị larịị na nke siri ike. Ebumnuche bụ isi ugbu a bụ iji belata ọnụ ahịa. Ịmegharị ebe dị larịị nwere ike ịzọpụta ọgwụgwọ elu ọla kọpa na usoro agba aja aja tupu lamination. Enwere ike iji ya dị ka mkpuchi mkpuchi ọla kọpa dị n'ime maka mbadamba multi-layer, ọ dịghịkwa mkpa ka a na-agba aja aja (blackened) tupu laminating mbadamba multi-layer. Ihe ọghọm ya bụ na a gaghị ehichapụ elu ọla kọpa, ọ na-esikwa ike iwepụ ma ọ bụrụ na enwere mmetọ. Ka ọ dị ugbu a, ngwa nke foil ọla kọpa nwere akụkụ abụọ na-eji nwayọọ nwayọọ na-ebelata.
☞UTF, foil ọla kọpa dị oke mkpa, na-ezo aka na foil ọla kọpa nwere ọkpụrụkpụ na-erughị 12μm. Ndị a na-ahụkarị bụ foil ọla kọpa dị n'okpuru 9μm, nke a na-eji na bọọdụ sekit ebipụtara maka imepụta sekit dị mma. Ebe ọ bụ na foil ọla kọpa dị gịrịgịrị siri ike ijide, onye na-ebu ya na-akwado ya. Ụdị ndị na-ebu ibu gụnyere ọla kọpa, foil aluminum, ihe nkiri organic, wdg.

Koodu foil ọla kọpa Koodu mmepụta ihe na-ejikarị Metric Imperial
Ibu kwa mpaghara otu
(g/m²)
Ọkpụrụkpụ aha
(μm)
Ibu kwa mpaghara otu
(oz/ft²)
Ibu kwa mpaghara otu
(g/254in²)
Ọkpụrụkpụ aha
(10-³ n'ime)
E 5μm 45.1 5.1 0.148 7.4 0.2
Q 9 mm 75.9 8.5 0,249 12.5 0.34
T 12μm 106.8 12 0.35 17.5 0.47
H 1/2 oz 152.5 17.1 0.5 25 0.68
M 3/4 oz 228.8 25.7 0.75 37.5 1.01
1 1oz 305.0 34.3 1 50 1.35
2 2oz 610.0 68.6 2 100 2.70
3 3oz 915.0 102.9 3 150 4.05
4 4oz 1220.0 137.2 4 200 5.4
5 5oz 1525.0 171.5 5 250 6.75
6 6oz 1830.0 205.7 6 300 8.1
7 7oz 2135.0 240.0 7 350 9.45
10 10oz 3050.0 342.9 10 500 13.5
14 14oz 4270.0 480.1 14 700 18.9

 


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