China OEM inkambiso ductile iron elahlekile waximikhiqizo yokutshala imalingemishini ye-CNC, ukwelashwa kokushisa kanye nezinsizakalo zokwelashwa kwendawo.
Ivamise ukuphonswa ngokusakazwa kwe-investimenti, ukukhishwa kwesihlabathi esiluhlaza kanyeukubunjwa kwegobolondo, i-ductile iron castings inikezela ngokuguquguquka komklamo kanye nezindleko ezincishisiwe zokukhiqiza uma kuqhathaniswa nezinto ezenziwe nge-welded kanye ne-forging. I-Ductile iron castings inezici eziningi, nokho, akuzona njalo izindlela ezingabizi kakhulu kunezinye izingxube zensimbi. Ukwengeza, izinsimbi ze-ductile zisetshenziswa kabanzi ezimbonini eziningi zokukhiqiza, okuhlanganisa ezolimo, izimoto, ama-hydaulics, izitimela zesitimela, amaloli ezentengiselwano kanye nezimboni ze-aerospace.
I-cast iron, ikakhulukazi ehlanganisa i-grey cast iron kanye ne-ductile (nodular) cast iron isetshenziswa kakhulu ekubunjweni ngezinqubo zokubunjwa kwesihlabathi, ukubunjwa kwegobolondo, ukuphonswa kwesihlabathi esimboziwe noma ukuphonsa igwebu elilahlekile. Nokho, kwezinye izimo ezikhethekile, iulahlekelwe inqubo yokutshala imali ye-waxibuye isetshenziswe ngenxa yobuso bayo obuhle kanye nokunemba okuphezulu. Kwa-RMC, siphinde sibe nekhono lokuphonsa insimbi empunga kanye ne-ductile ngokunemba okulahlekile kwe-wax yokutshala imali kusetshenziswa i-silica sol nengilazi yamanzi yokwakha amagobolondo. Ama-cast irons ama-alloys ayoni anekhabhoni engaphezulu kuka-2%. Nakuba izinsimbi ezisansimbi zingaba nephesenti lekhabhoni phakathi kuka-2 kuya ku-6.67, umkhawulo osebenzayo uvamise ukuba phakathi kuka-2 no-4%. Lezi zibalulekile ikakhulukazi ngenxa yezimfanelo zazo ezinhle kakhulu zokulingisa. Ama-ayina ampunga kanye nama-iron ductile cast (okubizwa nangokuthi i-nodular cast iron noma i-spheroidal graphite iron).
Uma i-graphite ikhona njengezinhlayiya ezincane, eziyindilinga, futhi ezisatshalaliswe kahle, umphumela wayo obuthakathaka uncane futhi izinsimbi ezinjalo eziphonsiwe zingaba ne-ductility ephakeme. Lolu hlobo lwensimbi ekhonjiwe lubizwa ngokuthi i-ductile noma i-nodular iron noma i-spheroidal graphite noma i-SG iron nje. Leli fomu le-graphite lingafinyelelwa ngokungeza i-elemental magnesium noma i-cerium noma inhlanganisela yezinto ezimbili ensimbi encibilikisiwe. I-Magnesium yengezwa ngenani lika-0.07 kuya ku-0. 10% okulandelwa ukwengezwa kwe-ferro-silicon ukuze kuthuthukiswe i-graphitization. Ngesikhathi sokuqina, i-magnesium isiza ekusabalaliseni i-graphite kuyo yonke insimbi.
I-Ductile iron inesilinganiso esingcono samandla nesisindo, ukusebenza kahle kwemishini kanye nevelu yomthelela ephezulu. Ngaphezu kwalokho, izakhi ze-iron ductile zikhiqizwa inqubo yokuphonsa lapho ukulawulwa okungcono komumo wengxenye kungafinyelelwa uma kuqhathaniswa ne-drop forging. Ngakho-ke, izakhi eziningi ezinjengama-crank shafts kanye nezinduku zokuxhuma ezikhiqizwa ngokujwayelekile ngokufaka amaconsi ziya ngokuya zithathelwa indawo yi-ductile iron castings.
