Silicon micro powder bụ ihe na-adịghị egbu egbu, nke na-enweghị ụtọ na mmetọ na-enweghị ihe na-adịghị na ya, nke a na-eji quartz eke (SiO2) ma ọ bụ fused quartz (amorphous SiO2 nke quartz eke mgbe nnukwu okpomọkụ na-agbaze na jụrụ oyi) site na ịkụpịa, na-egweri, flotation, pickling ọcha, elu-ọcha mmiri ọgwụgwọ na ndị ọzọ usoro.Kedu ihe eji ntụ ntụ silica?HCMilling (Guilin Hongcheng) bụ onye na-emepụta ihesilicon microigwe nri ntụ ntụ.Ihe ndị a na-akọwa iji silicon micro powder:

Njirimara nke silicon micro powder bụ: refractive index 1.54-1.55, Mohs hardness about 7, density 2.65g/cm3, melting point 1750 ℃, dielectric mgbe nile banyere 4.6 (1MHz).Ihe ngosi ya bụ isi gụnyere:

(1) Ihe mkpuchi dị mma: n'ihi ịdị ọcha nke silicon ntụ ntụ, ọdịnaya adịghị ọcha dị ala, arụmọrụ kwụsiri ike na mkpuchi ọkụ eletrik dị mma, ngwaahịa a gwọrọ nwere ezigbo mkpuchi mkpuchi na nguzogide arc.

(2) Ọ nwere ike ibelata okpomọkụ kacha elu exothermic nke mmeghachi omume ọgwụgwọ nke resin epoxy, belata ọnụọgụ mgbasawanye linear na mbelata nke ngwaahịa a gwọrọ, si otú a na-ewepụ nrụgide dị n'ime nke ngwaahịa a gwọrọ ma gbochie mgbawa.

(3) Nguzogide corrosion: silicon micro powder adịghị mfe iji ihe ndị ọzọ meghachi omume, ọ dịghịkwa emeghachi omume na ọtụtụ acid na alkalis.A na-ekpuchi akụkụ ya nke ọma n'elu ihe ahụ, na-enwe nguzogide corrosion siri ike.

(4) The urughuru size grading bụ ezi uche, nke nwere ike ibelata ma kpochapụ sedimentation na stratification n'oge eji;Ọ nwere ike ịkwalite ike nkwụsi ike na mkpakọ nke ngwaahịa a gwọrọ, melite nguzogide eyi, na-abawanye conductivity nke ngwaahịa a gwọrọ, na ịbawanye ọkụ ọkụ.

(5) Uzuzu silicon a na-emeso ya na onye na-ahụ maka njikọ njikọ silane nwere ezigbo wettability na resins dị iche iche, arụmọrụ adsorption dị mma, ngwakọta dị mfe na enweghị agglomeration.

(6) Mgbakwunye nke silica ntụ ntụ dị ka onye na-ejuputa n'ime resin organic ọ bụghị nanị na-eme ka njirimara nke ngwaahịa a gwọrọ dịkwuo mma, ma na-ebelata ọnụ ahịa ngwaahịa.

Isi ojiji nke silicon ntụ ntụ:

(1) Ngwa dị na CCL: Silicon micro powder bụ ụdị nchacha arụ ọrụ.Ọ nwere ike melite mkpuchi, conductivity thermal, thermal nkwụsi ike, acid na alkali eguzogide (ma e wezụga HF), abrasion eguzogide na ire ere retardancy nke CCL, melite ekwe ekwe ike na akụkụ kwụsie ike nke osisi, belata thermal mmụba ọnụego nke osisi, ma melite dielectric mgbe niile nke CCL.N'otu oge ahụ, a na-eji silicon micro powder eme ihe n'ọtụtụ ebe na ụlọ ọrụ mkpuchi ọla kọpa n'ihi akụrụngwa bara ụba ya na ọnụ ala dị ala, nke nwere ike belata ọnụ ahịa ọla kọpa clad laminate.

(2) Ngwa na epoxy resin potting ihe: Dị ka otu n'ime ihe ndị a na-ejikarị eme ihe nke epoxy resin potting, silicon micro powder nwere ọrụ doro anya n'ịkwalite ụfọdụ ihe anụ ahụ nke resin epoxy.Dịka ọmụmaatụ, ịgbakwụnye silicon micro ntụ ntụ na-arụsi ọrụ ike na ihe mkpuchi epoxy resin nwere ike imeziwanye mmetụta nguzogide nke ihe ọkụkụ resin epoxy ma belata viscosity nke ihe ọkụkụ resin epoxy.

(3) Ngwa na epoxy plastic sealant: epoxy molding compound (EMC), nke a makwaara dị ka ogige epoxy resin molding compound na epoxy plastic sealant, bụ ụdị ntụ ntụ ntụ ntụ jikọtara ya na resin epoxy dị ka resin matrix, resin phenolic dị elu. onye na-agwọ ọrịa, ihe ndochi dị ka silicon micro powder, na ihe mgbakwunye dị iche iche.N'ime ihe mejupụtara EMC, ntụ ntụ silicon bụ ihe eji eme ihe nke ukwuu, yana nha nha silicon ntụ ntụ na ngwakọta ịkpụzi epoxy bụ 70% ~ 90%.

The mmepụta usoro nke silicon micro powder bụ n'ozuzu yiri onye ọ bụla ọzọ dị ka Njirimara nke raw ore, ore usoro mineralogy na ndị ọzọ e ji mara na chọrọ nke ọrụ maka ngwaahịa àgwà.A na-enweta mmepụta nke ntụ ntụ silicon superfine nke dị elu site na nchicha nke ọma ma ọ bụ nchikota nkewa na ndabere nke nkwadebe aja dị ọcha.Nhọrọ nke akụrụngwa nhazi dị mkpa karịsịa, karịsịa nhọrọ nke ihe na-egweri nke ọma na ngwa nhazi ọkwa.Nhọrọ nke ngwa ngwa ngwa ngwa ngwa ngwa na ngwa nhazi nke ọma ga-emetụta kpọmkwem mmepụta na àgwà nke ngwaahịa ikpeazụ na ọdịdị nke ntụ ntụ ntụ.HCMilling (Guilin Hongcheng), dị ka emeputa nke silicon micro ntụ ntụ egweri igwe nri, anyị HLMX silicon micro powder vetikal igwe nri bụ ezigbo ngwá maka amị ultra-mma silicon micro ntụ ntụ, nke nwere ọtụtụ uru dị ka nnukwu ikike, elu kpọmkwem elu ebe, obere adịghị ọcha ọdịnaya, wdg A na-ahazi usoro nhazi ọkwa nke nkewa ikuku nke abụọ, na classifier na fan na-achịkwa usoro mgbanwe ọsọ ọsọ ugboro ugboro, ya mere, ọrụ nkewa ntụ ntụ dị elu;A na-eji isi otu isi na multi isi ntụ ntụ na-achịkwa nke ọma nke ọma nke ngwaahịa emechara;Ịdị mma nke ngwaahịa emechara sitere na 3 μM ruo 22 μm.Enwere ike nweta ngwaahịa dị iche iche ruru eru.

Ndị HCMsilicon microigwe nri ntụ ntụagbajila ikike nke igwe igwe ndị ọzọ dị oke mma dị ka igwe igwe ikuku ọdịnala na igwe igwe na-ama jijiji, yana nsonaazụ elekere 4-40t / h, yana oriri ike dị ala karịa nke akụrụngwa egweri dị oke mma.Ọ bụ omume enyi na gburugburu ebe obibi yana nchekwa ikesihe oyiyi microigwe nri ntụ ntụ.Ọ bụrụ na ị nwere ihe ndị dị mkpa, biko kpọtụrụ anyị maka nkọwa ma nye anyị ozi ndị a:

Aha akụrụngwa

Mma ngwaahịa (ntupu/μm)

ikike (t/h)