Ngā momo tauhohengaKāpira Hiraka Herea (RBSiC/SiSiC)
I tēnei wā, he nui ngā kaihanga e whakarato ana i ngā hua Reaction Bonded SIC ki ngā ahumahi rerekē. Ko Shandong Zhongpeng Special Ceramics Co., Ltd tētahi o ngā kaiwhakarato pai rawa atu me ngā hua Reaction Bonded SIC kanorau, pērā i te Nozzle me ētahi atu i roto i te hiko, te uku, te oumu, te rino me te maitai, te maina, te waro, te alumina, te hinu, te matū, te tango whanariki mākū, te hanga mīhini, me ētahi atu ahumahi motuhake o te ao.
Ka taea te wehewehe i te SIC Hononga Tauhohenga kikarāhe silicon honohono-tauhohengamekarāhe silicon i hangaia i te tauhohenga, e ai ki te mea kei roto i te para tīmatanga ngā matūriki silicon carbide.
Karāhe silicon honohono-tauhohenga
Ko te karawiti silicon honohono-tauhohenga e pā ana ki te tukanga hanga i tētahi hiato karawiti silicon. I roto i te āhuatanga kei roto i te para tīmatanga te paura karawiti silicon. I roto i te tukanga tauhohenga, ka tauhohe te waro me te silicon ki te hanga i tētahi wāhanga karawiti silicon hou, ka honoa ki te karawiti silicon taketake. Ko te tukanga whakarite e whai ake nei, he tikanga e whakamahia whānuitia ana:
Te whakaranu i te paura silicon carbide, te paura waro me te here waro;
Te hanga i te ranunga kia maroke, kia wetekina hoki;
Hei whakamutunga, ka whiwhi i te warowaihā silicon e honoa ana ki te tauhohenga mā te whakaurunga o te silicon.
Ko te warowaihā silicon honohono-tauhohenga i hangaia mā tēnei tikanga he nui ngā kirikiri warowaihā silicon me te nui o te silicon kore utu. Heoi, he māmā noa te tukanga o tēnei tikanga, ā, he iti te utu. I tēnei wā,
Karāhe silicon i hangaia-tauhohenga
Ko te waro tīmatanga o te waro karawiti i hangaia i te tauhohenga he waro anake kei roto. Ka tauhohehia te waro tīmatanga o te waro porous ki te waro karawiti, ki te konukōre rānei hei whakarite i te rauemi hiato waro karawiti. Nā Hucke tēnei tukanga i hanga tuatahi. He ngoikoretanga anō hoki tō te tikanga Hucke. He uaua ake te tukanga whakarite. He nui ake te utu o tēnei tikanga. I taua wā anō, he nui te hau e puta mai ana i te wā e pakaru ana te wera. Mā tēnei ka ngawari te pakaru o te hinu. Nō reira, he uaua ake te whakaputa hua rahi i tēnei tikanga.
Hei tāpiritanga, ka whakamahia te kōka hinu hei rauemi mata hei whakarite i ngā pereti waro katoa, kātahi ka hangaia te karawiti silicon. Heoi, he iti noa iho ngā āhuatanga o ngā rauemi kua whakaritea. Ko tōna kaha he iti iho i te 400mpa. Kāore i te pai te ōritetanga o te karawiti silicon i whiwhihia. Nā te iti o te utu o te kōka hinu, he iti noa iho te utu o tēnei tikanga.
Summary
Ki te whakaritea ki ētahi atu tikanga whakarite o ngā uku silicon carbide, he painga motuhake tō te tikanga here tauhohenga. I tēnei wā, ko te nuinga o ngā rangahau i tēnei wāhanga e aro ana ki te ako i te tukanga sintering me te whakaahua i te hanganga me ngā āhuatanga o ngā hua. Heoi, he iti noa iho ngā rangahau mō te hanga parakore. Ahakoa he maha ngā rangahau mō te tikanga tauhohenga i waenganui i a rātou, he iti noa iho ngā rangahau mō te kaha uruhanga, te tikanga tauhohenga me te hanganga o te wāhanga rauemi o te tukanga whakarewa. He iti noa iho ngā rangahau mō te whakarite i ngā rauemi me ngā āhuatanga me ngā hanganga ka taea te whakahaere mā te whakakotahi i te urunga silicon me ētahi atu rauemi. Me ako tonu ēnei āhuatanga.
Te wā tuku: Mei-15-2018