1.Shuruudaha saxnaanta sare:saxnaanta farsamaynta ee caaryada unugyada shidaalka waa mid aad u sarreeya, gaar ahaan saxanka laba-cirifoodka, kaas oo ah qayb muhiim ah. Dhumucda saxanka laba-cirifoodka ayaa badanaa ah 0.4mm oo keliya, kaas oo lagu soo saaro ku shaambadeynta caaryada, oo u baahan saxnaanta farsamaynta sare si loo hubiyo in hydrogen ay si habsami leh u dhex mari karto jeexjeexyada yaryar ee saxanka laba-cirifoodka si loo fuliyo fal-celinta korantada.
2.Habka farsamaynta hufan:Hababka farsamaynta dhaqameed waxaa ka mid ah kubbadda lagu jeexjeexo iyo jeexjeexyada wax lagu shiido ee la saxay, dhammayn iyo dhammayn tirooyin sanka wareega ah, hawsha oo dhamina waxay qaadataa ilaa toddoba maalmood. Iyada oo loo marayo wanaajinta tignoolajiyada, adeegsiga aaladaha aan caadiga ahayn ee qaabaysan ee farsamaynta iyo kor u qaadista waxtarka mashiinnada iyada oo loo marayo tallaabooyin waaweyn oo waaweyn ayaa ugu dambeyntii soo gaabin kara waqtiga mashiinnada gabal caaryar ah ilaa 3 maalmood, kordhinta waxtarka wax ka badan halbeegga 1.
3.Isticmaalka agabka cusub:saxan-dhaqameedka laba-cirifoodka ah wuxuu ka kooban yahay saxan garaafka ama saxan isku dhafan oo ka kooban graphite iyo bir, halka saxanka laba-cirifoodka ah ee saafiga ah uu noqday jihada horumarinta sababtoo ah cabbirkiisa yar, tayada fudud, caabbinta heerkulka hooseeya, qiimaha hoose iyo faa'iidooyinka kale. Qalabkayaga 3da ah ee saxanka laba-cirifoodka ah waxaa loo habeyn karaa iyadoo loo eegayo shuruudaha macaamiisha.