La'au Sima Carbide: Alamanuia Tu'u tua o Gaosi Fa'aonaponei
La'au Sima Carbide: Alamanuia Tu'u tua o Gaosi Fa'aonaponei

La'au carbide sima, e masani ona ta'ua o "nifo o alamanuia," o se faiga faavae ma faʻaaogaina lautele o oloa sima carbide. Latou te faia se sao taua i le tele o fanua ona o latou meatotino tulaga ese.
Folasaga ma Gaosiga
O u'amea carbide sima o fa'a fa'a'a'ai fa'alava e fa'afua mai i fasimea carbide tungsten ma'a'a e pipii fa'atasi e se matrix u'amea cobalt. O lenei tu'ufa'atasiga e maua e ala i faiga fa'ameamea pa'u, e aofia ai le sintering i le maualuga o le vevela ma le mamafa, lea e tu'uina atu ai ia i latou uiga le mafaatusalia:
Ma'a'a Mata'utia ma Tete'e La'ei:O lo latou maaa e latalata atu i le taimane, ma maua ai se olaga umi tele o auaunaga e oo lava i si'osi'omaga ogaoga.
Malosi o le Compressive Mata'ina:E mafai ona latou tatalia le mamafa tele e aunoa ma le fa'aleagaina.
Manuia sili:Latou te faatumauina le mautu i le taimi o le faʻaogaina o masini, faʻaitiitia le vibration.
Fa'avasegaga Autu ma Fa'ailoga
O le fa'avasegaina ma le filifilia o la'au sima carbide e taua tele ma e fa'avae i luga o le cobalt content ma le tungsten carbide grain size.
Fa'avasegaga ile Cobalt Content:
● Fa'ailoga Maualalo-Cobalt (fa'ata'ita'iga, YG6): O nei togi e maualalo le anotusi kobalt (fa'ata'ita'iga, 3%-6%). E iloga i latou i le maualuga o le maaa ma le maualuga o le ofuina o laei, e ui lava e maualalo le malosi. E fetaui lelei mo meafaigaluega faʻamaeʻaina lelei ma vaega e manaʻomia ai le saʻo maualuga e aunoa ma le faʻaogaina tele.
● Vasega Medium/High-Cobalt (fa'ata'ita'iga, YG8, YG15): O nei mea o lo'o i ai mea maualuga atu o le cobalt (eg, 8%-15%). O le fa'ateleina o mea o lo'o i totonu o le cobalt e fa'aleleia atili ai le ma'a'a'a o le meafaitino ma le tete'e o a'afiaga, ae fa'apena fo'i ona fa'aitiitia le ma'a'a ma le fa'alavalava. E fetaui lelei mo faʻaoga e iai le malosi o aʻafiaga, e pei o mining bits ma percussion drill bits.
Fa'avasegaga ile La'iga Saito:
● Saito Saito: E ofoina atu le malosi lelei ma sili atu ona tetee i aafiaga, e masani ona faʻaaogaina i mea faigaluega eli ma vili vili.
● Medium Grain: Fausia se paleni i le va o le ma'a'a ma le ma'a'a'a, ma avea ai ma vasega sili ona fa'aaogaina mo mea faigaluega lautele.
● Fine ma Ultra-Fine Grain: O foliga nei o fatu e sili ona lelei, e tuʻufaʻatasia le maaa maualuga ma le maualuga o le malosi gau, e maua ai le maualuga o le faʻatinoga atoa. E fa'aaogaina mo le gaosiga o meafaigaluega sa'o (pei o le PCB micro-drill), mea faigaluega mo le tipiina o mea malō, ma mea faigaluega e mana'omia ai mata tipi.
Vaega Autu Talosaga
O le fa'aogaina muamua o la'au carbide sima e pei o mea mata (ganoa) e sa'o-leeleele, tipi, po'o le fa'atusaina e ala i le EDM i mea faigaluega ma vaega eseese.
● Meafaigaluega tipi: O la latou vaega pito sili lea ona taua. e faʻaaogaina laau e gaosia ai:
● Pisinisi: E pei o PCB (Printed Circuit Board) micro-drill, mimilo vili, ma vili loloto.
● Fa'ai'uga Mills: Fa'aaogaina i totonu ole CNC machining centre.
● Reamers: Mo le faʻamaeʻaina maualuga o pu.
● Meafaigaluega Faliu: O nisi fa'amatalaga o meafaigaluega fa'aliliu e fa'amamaina mai la'au.
● Meafaigaluega Fa'alilo ma Fa'afanua: I le fa'alinaina, suau'u suau'u, ma su'esu'ega fa'afanua, o la'au o mea autu ia mo le faia o vili ma'a ma'a, e mafai ona ati i totonu o ma'a malo.
● Vaega Fa'asa'o: I totonu o si'osi'omaga faigata o galuega, e fa'aaogaina u'amea e fai ma mama fa'amaufa'ailoga, nozzles, pine fa'ata'ita'i, ma ta'avale, e fa'aogaina ai lo latou fa'aogaina fa'apitoa e fa'alautele ai le ola tautua meafaigaluega.
● Meafaigaluega Sa'o ma Fa'ali'i: E mafai ona fa'aogaina la'au saito e sili ona lelei e gaosia ai fa'ama'i sa'o, su'esu'ega, ma mandrels fa'apitoa.
Auala e Filifili ai le Sa'ot Uasi Fa'ata'amilomilo Sima Carbide?
Filifiliga e manaʻomia le sailia o le paleni sili ona lelei i le va o le "maaa / ofuina teteʻe" ma le "maloa" e faʻatatau i mea faʻapitoa o loʻo faʻaogaina ma tulaga faigaluega:
● Mea o lo'o Fa'agaoioia: Mo le fa'aogaina o u'amea ma u'amea e le o ni u'amea, YG (K) togi e talafeagai. Mo sila, YT (P) togi po'o le lautele YW (M) togi e sili.
Tulaga Fa'agaioiga:
● Fa'amae'aina le Fa'amama, Fa'asagaga Fa'aofuofu Maualuga: Filifili togi maualalo-kobalta, saito lelei.
● Faiga Fa'asao, A'afiaga Maualuga: Filifili togi feololo/maualuga-kobalta, fua-saito.
● Mea Fa'afaigata-i-Masini, Sa'o Maualuga: Fa'amuamua togi saito e sili ona lelei.
Aotelega
I le fa'ai'uga, o la'au carbide sima, fa'atasi ai ma a latou mea fa'aletino mata'ina, ose mea taua fa'avae autu i le gaosiga fa'aonaponei ma pisinisi maina. O le malamalama ia latou faʻavasegaga, uiga, ma faʻaoga e manaʻomia mo le filifiliga saʻo, faʻateleina a latou faʻatinoga, ma faʻaleleia le gaosiga lelei aʻo faʻaitiitia tau.












