Okokuqala, iingenelo zesiseko segranite
1. Ukuqina okuphezulu kunye nokuzinza
I-Granite ine-high density (2.6-3.1g / cm³), kunye ne-Young's modulus (i-elastic modulus) inokufikelela kwi-50-100 GPa, iphakamileyo kakhulu kunentsimbi eqhelekileyo (malunga ne-200 GPa), kodwa ngenxa yesakhiwo sayo se-crystal isotropic, phantse ayinayo i-deformation yeplastiki ekusebenziseni ixesha elide. Xa kuthelekiswa nezinto zetsimbi, i-granite yokwandisa i-thermal coefficient iphantsi kakhulu (malunga ne-5×10⁻⁶/℃), kwindawo yokuguquguquka kweqondo lobushushu isenokugcina uzinzo olubalaseleyo lwe-dimensional, ukuphepha ngenxa yokwanda kwe-thermal contraction ebandayo ichaphazela ukuchaneka kwezixhobo.
2. Ukusebenza kakuhle kokunciphisa ukungcangcazela
Isakhiwo sekristale sangaphakathi segranite sinokudakumba okuphezulu kwangaphakathi, okunokuthi kubambe ngokufanelekileyo ukungcangcazela kwe-high-frequency kunye nokunciphisa i-resonance phenomenon. Xa kuthelekiswa nesiseko sesinyithi, i-granite inamandla okunciphisa i-vibration kuluhlu lwe-20Hz-1kHz, inika indawo yokuqala "ecocekileyo" yenkqubo esebenzayo yokuhlukanisa i-vibration kunye nokunciphisa umthwalo wolawulo olusebenzayo olulandelayo.
3. Ukunganyangeki kwe-Corrosion, non-magnetic, ukusetyenziswa okubanzi
Ukuzinza kweekhemikhali ze-Granite, i-asidi kunye ne-alkali ukumelana ne-corrosion, ayiyi kugqwala okanye i-oxidation, ilungele igumbi elicocekileyo, ukufuma okuphezulu okanye indawo engcolileyo. Ukongeza, igranite sisixhobo esingenamagnetic, asiyi kuphazamisana nezixhobo ezichanekileyo (ezifana ne-electron microscopy, izixhobo zokulinganisa imagnethi, njl.njl.), zilungele iimeko zesicelo sombane.
4. Ubomi benkonzo ende, iindleko zokugcina eziphantsi
Ubunzima be-Granite buphezulu (ubunzima be-Mohs 6-7), ukuxhatshazwa kokugqoka, ukusetyenziswa kwexesha elide akulula ukugqoka okanye ukuguqulwa, ubomi benkonzo bunokufikelela kwiminyaka engaphezu kwe-20. Xa kuthelekiswa nezixhobo zetsimbi, ayifuni unyango oluqhelekileyo lokulwa ne-rust okanye i-lubrication, kwaye iindleko zokulondoloza ziphantsi kakhulu.
5.Umgangatho ophezulu kunye nokugqiba umgangatho
Ngokucokiseka kokusila kunye nokupholisha, ukucaba kwesiseko segranite kunokufikelela kwi-0.005mm/m², kunye noburhabaxa bomphezulu i-Ra≤0.2μm, iqinisekisa ukufaneleka ngokugqibeleleyo kunye nezixhobo ezichanekileyo (ezifana neqonga lokukhanya, i-laser interferometer) kunye nokunciphisa iimpazamo zendibano.
Okwesibini, ukusilela kwesiseko segranite
1. Ubunzima obukhulu, kunzima ukuthwala nokufaka
I-Granite inobuninzi obuphezulu kwaye inzima kune-aluminium okanye insimbi kwisayizi efanayo, ukwenza ukuphathwa kunye nokufakwa kwamaqonga amakhulu kudinga izixhobo ezikhethekileyo (ezifana ne-forklifts okanye izixhobo zokuphakamisa), ukwandisa iindleko zokuthunyelwa.
2. I-brittleness ephezulu, ukuxhathisa impembelelo ebuthathaka
Nangona i-granite inobunzima obuphezulu, iyinto enqabileyo kwaye inokuqhekeka okanye ukudilika xa iphantsi kwempembelelo enamandla (efana nokuwa okanye ukungqubana). Ngoko ke, kufuneka kuthathelwe ingqalelo eyongezelelweyo ngexesha lokuthutha kunye nokufakwa ukuze kugwenywe ukungcangcazela okukhulu okanye impembelelo.
3. Ukucutshungulwa kunzima kwaye iindleko zokwenza ngokwezifiso ziphezulu
Ukucutshungulwa kwegranite kufuna izixhobo ezikhethekileyo zoomatshini (ezifana nomatshini wokukrola wamatye e-CNC) kunye nezixhobo zedayimane, kwaye isantya sokucubungula sicotha, okubangela iindleko eziphezulu zokwenza ngokwezifiso izakhiwo ezinzima (ezifana nemingxuma enemisonto, i-grooves ekhethekileyo) kunye nomjikelezo omde wokuhanjiswa.
4. Ukutshintsha kweqondo lobushushu ngesiquphe kunokubangela i-microcracks
Nangona i-granite inozinzo oluhle lwe-thermal, ukuba idibana nokutshintsha kweqondo lokushisa eligqithiseleyo (njengokuhamba ngokukhawuleza ukusuka kwindawo yokushisa ephantsi ukuya kwindawo yokushisa ephezulu), ukuphazamiseka kwengcinezelo encinci kunokwenzeka ngaphakathi, kwaye ukuqokelela kwexesha elide kunokuchaphazela amandla esakhiwo. Ke ngoko, kufuneka isetyenziswe ngononophelo kwiindawo ezinomahluko omkhulu wobushushu.
5. Akukho welding okanye processing yesibini
Isiseko setsimbi sinokutshintshwa nge-welding okanye ngomatshini, kodwa emva kokuba i-granite yenziwe, phantse akunakwenzeka ukwenza uhlengahlengiso lwesakhiwo (njengokubhobhoza, ukusika), ngoko ke isigaba soyilo kufuneka sicwangciswe ngokuchanekileyo ukuphepha ukuguqulwa kamva.
Ixesha lokuposa: Apr-11-2025