Nkọwa ngwaahịa
A na-eji wires ndị na-eguzogide enamed eme ihe maka ndị na-emegide ọkọlọtọ, ụgbọ ala
akụkụ, winding resistors, wdg na-eji nhazi mkpuchi kachasị mma maka ngwa ndị a, na-eji ohere dị iche iche nke mkpuchi enamel eme ihe.
Ọzọkwa, anyị ga-eme ihe mkpuchi mkpuchi enamel nke waya ọla dị oké ọnụ ahịa dị ka ọlaọcha na waya platinum n'usoro. Biko jiri usoro a na-emepụta ihe.
Ụdị Waya Alloy Fare
Alloy anyị nwere ike ime enamelled bụ ọla kọpa-nickel alloy waya,Constantan waya,Manganin waya. Kama waya, NiCr Alloy waya, FeCrAl Alloy waya wdg alloy waya
Nha:
waya okirikiri: 0.018mm ~ 2.5mm
Agba nke enamel mkpuchi: Red, Green, Yellow, Black, Blue, Nature wdg.
Oke rịbọn: 0.01mm * 0.2mm ~ 1.2mm * 5mm
Moq: 5kg nke ọ bụla
Nkọwa ọla kọpa:
Ọla kọpabụ ihe mejupụtara kemịkalụ nwere akaraCu(si na Latin:ikorum) na nọmba atomiki 29. Ọ bụ ígwè dị nro, nke na-adịghị mma, na ductile nwere nnukwu okpomọkụ na ọkụ eletrik. Igwe ọla kọpa dị ọcha ekpughere ọhụrụ nwere agba ọbara ọbara-oroma. A na-eji ọla kọpa mee ihe dị ka onye na-eduzi okpomọkụ na ọkụ eletrik, dị ka ihe owuwu ụlọ, na ihe mejupụtara metal alloys dị iche iche, dị ka ọlaọcha mara mma nke a na-eji ọla, cupronickel na-emepụta ngwaike mmiri na mkpụrụ ego, na constantan nke a na-eji gauges na thermocouples. maka nha okpomọkụ.
Ọla kọpa bụ otu n'ime ọla ole na ole nwere ike ime na okike n'ụdị ọla a na-eji eme ihe ozugbo (ọla ala nna). Nke a butere iji mmadụ mee ihe n'oge n'ọtụtụ mpaghara, site na c. 8000 BC. Ọtụtụ puku afọ ka e mesịrị, ọ bụ ọla mbụ a gbazere na ores sulfide, c. 5000 BC, ọla mbụ a ga-atụba n'ụdị n'ụdị, c. 4000 BC na ígwè mbụ a ga-eji ọla ọzọ mee ihe n'ụzọ doro anya, tin, iji mepụta ọla kọpa, . 3500 BC.
Ngwakọta ndị a na-ezutekarị bụ nnu ọla kọpa (II), nke na-enyekarị agba anụnụ anụnụ ma ọ bụ akwụkwọ ndụ akwụkwọ ndụ na mineral ndị dị ka azurite, malachite, na turquoise, ma jiri ya mee ihe n'ọtụtụ ebe na akụkọ ihe mere eme dị ka pigmenti.
A na-eji ọla kọpa eme ihe n'ụlọ, na-emekarị maka mkpuchi ụlọ, na-eme ka ọ bụrụ verdigris (ma ọ bụ patina) na-acha akwụkwọ ndụ akwụkwọ ndụ. A na-eji ọla kọpa eme ihe mgbe ụfọdụ na nka ịchọ mma, ma n'ụdị ọla ya ma na ogige dị ka pigmenti. A na-eji ogige ọla kọpa mee ihe dị ka ihe na-akpata bacteriostatic, fungicides, na ihe nchekwa osisi.
Ọla kọpa dị mkpa maka ihe niile dị ndụ dị ka nri nri nri nri n'ihi na ọ bụ isi ihe mejupụtara enzyme iku ume mgbagwoju anya cytochrome c oxidase. N'ime molluscs na crustaceans, ọla kọpa bụ ihe mejupụtara pigmenti ọbara hemocyanin, nke haemoglobin gbagwojuru ígwè na azụ na vertebrates ndị ọzọ nọchiri anya ya. N'ime mmadụ, a na-ahụ ọla kọpa karịsịa n'imeju, akwara, na ọkpụkpụ. Ahụ okenye nwere n'etiti 1.4 na 2.1 mg ọla kọpa kwa kilogram nke arọ ahụ.
Ụdị mkpuchi
Aha akpọchiri mkpuchi mkpuchi | Ọkwa okpomọkụºC (oge ọrụ 2000h) | Aha koodu | Koodu GB | ANSI. Ụdị |
Polyurethane enamelled waya | 130 | UW | QA | MW75C |
Polyester enamelled waya | 155 | PEW | QZ | MW5C |
Polyester-imide enamelled waya | 180 | EIW | QZY | MW30C |
Polyester-imide na polyamide-imide waya enamel mkpuchi nwere okpukpu abụọ | 200 | EIWH (DFWF) | QZY/XY | MW35C |
Polyamide-imide enamelled waya | 220 | AIW | QXY | MW81C |