Laminates: Properties na Ngwa

The mkpuchi usoro, mgbagwoju na ngwaọrụ na akụkụ, nke na-amụba arụmọrụ chọrọ, iji pụrụ iche ọtụtụ ihe mejupụtara ihe. Dị ka a na-achị, ọ bụghị eluigwe na ala na ukwuu pụrụ iche ngwaahịa pụtara na-arụ ọrụ na oké okpomọkụ na iru mmiri ọnọdụ. Ndị a isolators gunyere laminates: getinaks, PCB, iko eriri, nakwa dị ka ha mgbanwe. Site a Nchikota nke ike na thermal mkpuchi àgwà ndị dị otú ahụ composites nwere ike ji mee ihe owuwu maka emebeere ya, na ngwaọrụ na ngwá.

The ojiji nke laminated plastik

The ụdịdị dị iche iche nke nwaanyị nke ndị a Polymers bụ nnọọ iche iche. Nke a igwe ngwá ọrụ ụlọ ọrụ, na ụgbọelu technology, na n'ichepụta ụlọ ọrụ, nakwa dị ka ndị na-ewu na chemical ọrụ. Ebe ọ bụla chọrọ iji ihe eletriki mkpuchi, ojiji nke ndị dị otú ahụ ihe. Nke a abụghị na-ekwu okwu nke ha egosipụta ọtụtụ ihe. Ọ kwuru a dịgasị iche iche nke mgbanwe, nke na-ewetara laminates. The ojiji nke ndị mejupụtara nke ọ bụla version na-lekwasịrị anya kpọmkwem ebe. Ka ihe atụ, getinaks adabara na-eme ka ala na-eri na mmiri ke eletriki ngwaọrụ, na osisi-laminated ihe site a isiike Ọdịdị eji na oru usoro. Oputara ọtụtụ akporo nke PCB, nke na-ekpuchi na ọkụ ụlọ ọrụ, na Petrochemical okụre, nakwa dị ka a mma ngwá.

Gịnị na-emepụta laminates?

The laminate bụ a ọtụtụ ndị mejupụtara ihe dabeere na - a polymeric nragide. Iji wusie ọtọ isi a na-eji na n'ígwé odude nwee ume dịanyā. Na ndị ọzọ okwu, laminates - Nchikota abụọ ndị bụ isi mejupụtara na-anọchi anya nragide na dịanyā. Dị ka a mbụ mgwa eji sịntetik resin. Ọ nwere ike nke polyester, epoxy, phenol-formaldehyde na ndị ọzọ na bekee. Ọ bụkwa nkịtị ojiji nke Polymers, otu nke - silicone na fluoropolymer ihe. Ma ndochi, mgbe ahụ, ọrụ nwere ike igosi na omenala ngwaọrụ ka Asbestos na cellulose akwụkwọ emep uta eri.

Nkọwa nke Laminates

Na kpochapụwo version na laminate bụ a mpempe akwụkwọ ihe onwunwe nke a na-etinye na ụdị nke ot n'ihu ogwe. Naa nkịtị ákwà iche. Mpempe akwụkwọ ọkpụrụkpụ nwere ike mbio 0.4 50 mm, na-adabere n'ụdị na insulator mejupụtara. Ọzọkwa, a dịgasị iche iche nke nha na ogologo ya ma obosara. Standard faiba glaasi panel, n'ihi na ihe atụ, nwere nkezi parameters 1200x1000 mm. Arụ ọrụ àgwà nwere laminates, kwupụtara na ike idi ihe dị iche iche okpomọkụ ọnọdụ. Ọzọ, nkezi korido maka ahụkarị plastic dị otú ahụ àmà site -60 ° C 120 Celsius C. Isiokwu na Nsonye nke ọzọ modifiers, a nso nwere ike gbasaa.

Njirimara faiba glaasi

The arụmọrụ nke a plastic kpebisiri ike site ya mejupụtara, nke na-agụnye ọtụtụ n'ígwé nke iko laminated ọnụ site na-ekpo ọkụ na ịpị technology. The nragide na nke a bụ a thermosetting epoxy-akụrụngwa. Iji ihe ndị bụ isi Njirimara nke na-nyere na nke a ụdị laminates gụnyere elu okpomọkụ na-eguzogide, nchebe si oghom mmetụta nke mmiri na n'ibu ume. Ọzọkwa, n'adịghị ka ọtụtụ composites, iko eriri bụ environmentally friendly ihe onwunwe na kọwakwuru ya ngwa ubi. Na ya mma na ahịa na-eme ka elu dielectric àgwà na anwụ ngwa ngwa.

Njirimara Micarta

Ọzọ nkịtị mgbanwe nke laminate, nke a na-eji dị ka -egbochi ihe onwunwe. The arụ ọrụ Njirimara nke ọtụtụ ndị mejupụtara na-akọwa akwụkwọ mkpụrụ-emeso ya na a ngwakọta nke phenolic ma ọ bụ epoxy resins.

Nke a plastic nwere ike ghara ịnya isi a Nchikota àgwà ndị dị ka n'ibu ike na ike ịnagide oké okpomọkụ. Otú o sina dị nro na okwu nke nhazi na-enye ohere na-etolite ndabere nke e biri ebi sekit mbadamba nha. Ke adianade do, ọ bụ dị ọnụ ala laminates, na ndị mere ka ha nile iji na ngwá. Si dị otú ahụ a ihe onwunwe, akpan akpan n'ihi amị zọọ mmiri lọjistik ala voltaji n'ji ngwa.

Njirimara PCB

Ihe kpụrụ owu akwa site na-ekpo ọkụ na ịpị na a thermosetting nragide phenolformaldehyde adianade otu. Na ngwa nyere a ákwà isi PCB elu compressive ike, na ike. Ndabere mfe esichara site mkpọpu ala, ịcha na zọ. Nke a mere ya ihe onwunwe quality eji na mmepụta usoro ihe na ndị n'okpuru nduzi nke eletriki na n'ibu ibu.

Na nke a, e nwere ọtụtụ ndị na edemede, nke na-ekewa nnweta laminates. Properties nke mbụ na udi na-owụt ke n'ụdị ụba eletriki iche, nke na-enye ohere na ojiji nke ihe onwunwe na ikuku, na transformer mmanụ. Nke abụọ, Atiya e ji mma n'ibu Njirimara, otú ahụ plastic akụkụ na-mere nke otu a na-yikarịrị ka na-atụgharị mmega. E nwekwara pụrụ iche mgbanwe PCB, e mere maka iji na na elu okpomọkụ.

Njirimara nke osisi-plastic laminates

Isi bughi iche nke-egbochi ihe ihe nke ụdị na-eji dị ka a osisi dịanyā isi. Karịsịa, mejupụtara Ibé akwụkwọ nke mkpuchi complemented iji nke 0.3-0.6 mm. Na Polymers nke eke ihe agwa site resole resins. Dị ka a N'ihi ya, ọtụtụ ndị mejupụtara ihe na-mma mgbochi esemokwu Njirimara, iguzogide ike ike media na ọbụna abrasion, nke nwere ike ghara idi ọzọ laminates.

Properties, ngwa na arụmọrụ chọrọ na nke a bụ n'ihi a Nchikota a set nke e ji mara. Gosipụtara na-arụ ọrụ, àgwà ndị na ihe onwunwe abụghị nanị na ahụ iru ala, ma na-mmiri na-eguzogide, dielectric Njirimara na ichebe kwụsie ike na àjà ihe ọṅụṅụ-ala okpomọkụ na -250 Celsius C. Banyere ojiji, osisi-laminates na-ọma ike n'ime usoro nke esemokwu nkeji, biarin, haịdrọlik valves na ndị ọzọ na oru na usoro.

ọgwụgwụ

Modern composites ná mmalite mepụtara na-emepụta elu-ike ihe na ike dochie ụfọdụ metal alloys. N'ihi ya, ndị na-ewu oru bụ enwe ike ịchọta onye ọzọ na a omenala eletrik n'ụdị faiba glaasi mkpara. N'aka nke ya, na-laminates aghọwo a ọma nnọchi na omenala insulators. Ha na-adịghị eji ebe e tojupụtara ịnweta ajị ma ọ bụ okwuchi ogwe, ma pụrụ iche niche, nke bụ ezughị ot e ji mara ụdị, na-arụsi ọrụ ike na ịgagharị ọhụrụ layered Polymers. Otú ọ dị, ọ na-adịghị ekwe na ọdịnihu omume nke ndị dị otú ahụ insulators na anụ ụlọ ojiji nke. Na nke ọ bụla, na gburugburu ebe obibi ibe faiba glaasi ndị ga-eme.