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產品特點圖

陽江億錦(jin)鑄(zhu)(zhu)(zhu)鐵(tie)(tie)型(xing)(xing)(xing)(xing)材(cai)有限公(gong)司專業提(ti)(ti)供(gong)陽江球墨鑄(zhu)(zhu)(zhu)鐵(tie)(tie)棒現(xian)貨，陽江鑄(zhu)(zhu)(zhu)鐵(tie)(tie)棒生(sheng)(sheng)產廠(chang)家在消(xiao)(xiao)失(shi)(shi)模(mo)(mo)水(shui)(shui)(shui)平(ping)(ping)連鑄(zhu)(zhu)(zhu)充(chong)(chong)型(xing)(xing)(xing)(xing)過程(cheng)(cheng)(cheng)中(zhong)，由于模(mo)(mo)樣(yang)分解產生(sheng)(sheng)的(de)(de)(de)(de)氣(qi)(qi)(qi)體對(dui)液(ye)(ye)(ye)態金(jin)(jin)(jin)屬(shu)(shu)流動前沿的(de)(de)(de)(de)影(ying)響作(zuo)用(yong)(yong)，使液(ye)(ye)(ye)態金(jin)(jin)(jin)屬(shu)(shu)充(chong)(chong)型(xing)(xing)(xing)(xing)過程(cheng)(cheng)(cheng)中(zhong)的(de)(de)(de)(de)速(su)度(du)(du)(du)(du)(du)(du)(du)場和(he)自(zi)由表面、凝(ning)固過程(cheng)(cheng)(cheng)中(zhong)的(de)(de)(de)(de)溫度(du)(du)(du)(du)(du)(du)(du)場以(yi)(yi)及(ji)充(chong)(chong)型(xing)(xing)(xing)(xing)和(he)凝(ning)固中(zhong)所產生(sheng)(sheng)的(de)(de)(de)(de)缺陷與普通砂型(xing)(xing)(xing)(xing)水(shui)(shui)(shui)平(ping)(ping)連鑄(zhu)(zhu)(zhu)有很(hen)大(da)的(de)(de)(de)(de)不同。 采用(yong)(yong)數值模(mo)(mo)擬(ni)手段可以(yi)(yi)有效地揭示(shi)消(xiao)(xiao)失(shi)(shi)模(mo)(mo)水(shui)(shui)(shui)平(ping)(ping)連鑄(zhu)(zhu)(zhu)中(zhong)液(ye)(ye)(ye)態金(jin)(jin)(jin)屬(shu)(shu)的(de)(de)(de)(de)充(chong)(chong)型(xing)(xing)(xing)(xing)規律(lv)和(he)模(mo)(mo)樣(yang)-金(jin)(jin)(jin)屬(shu)(shu)液(ye)(ye)(ye)相互作(zuo)用(yong)(yong)機理(li)，預測水(shui)(shui)(shui)平(ping)(ping)連鑄(zhu)(zhu)(zhu)缺陷的(de)(de)(de)(de)產生(sheng)(sheng)。為(wei)優化水(shui)(shui)(shui)平(ping)(ping)連鑄(zhu)(zhu)(zhu)工(gong)藝(yi)設計、提(ti)(ti)高(gao)鑄(zhu)(zhu)(zhu)鐵(tie)(tie)型(xing)(xing)(xing)(xing)材(cai)質量(liang)提(ti)(ti)供(gong)理(li)論指(zhi)導。對(dui)鼓肚(du)缺陷，在鑄(zhu)(zhu)(zhu)鐵(tie)(tie)型(xing)(xing)(xing)(xing)材(cai)的(de)(de)(de)(de)水(shui)(shui)(shui)平(ping)(ping)連鑄(zhu)(zhu)(zhu)過程(cheng)(cheng)(cheng)中(zhong)采用(yong)(yong)反(fan)(fan)弧(hu)度(du)(du)(du)(du)(du)(du)(du)法(fa)(fa)(fa)工(gong)藝(yi)，即通過新型(xing)(xing)(xing)(xing)的(de)(de)(de)(de)石墨套與引錠裝置(zhi)來(lai)實(shi)現(xian)的(de)(de)(de)(de)，通過實(shi)施(shi)反(fan)(fan)弧(hu)度(du)(du)(du)(du)(du)(du)(du)法(fa)(fa)(fa)工(gong)藝(yi)，鑄(zhu)(zhu)(zhu)鐵(tie)(tie)型(xing)(xing)(xing)(xing)材(cai)的(de)(de)(de)(de)鼓肚(du)現(xian)象得到有效。但由于在率次實(shi)驗過程(cheng)(cheng)(cheng)中(zhong)，當拉(la)拔參數調整合適時，下凹(ao)及(ji)鼓肚(du)現(xian)象基本(ben)消(xiao)(xiao)失(shi)(shi)。反(fan)(fan)弧(hu)度(du)(du)(du)(du)(du)(du)(du)法(fa)(fa)(fa)工(gong)藝(yi)制(zhi)各(ge)的(de)(de)(de)(de)鑄(zhu)(zhu)(zhu)鐵(tie)(tie)型(xing)(xing)(xing)(xing)材(cai)組織(zhi)(zhi)更為(wei)均(jun)勻，力(li)學性能(neng)(neng)更為(wei)優良(liang)。與實(shi)施(shi)反(fan)(fan)弧(hu)度(du)(du)(du)(du)(du)(du)(du)法(fa)(fa)(fa)之前的(de)(de)(de)(de)鑄(zhu)(zhu)(zhu)鐵(tie)(tie)型(xing)(xing)(xing)(xing)材(cai)相比(bi)，實(shi)施(shi)反(fan)(fan)弧(hu)度(du)(du)(du)(du)(du)(du)(du)法(fa)(fa)(fa)之后的(de)(de)(de)(de)鑄(zhu)(zhu)(zhu)鐵(tie)(tie)型(xing)(xing)(xing)(xing)材(cai)硬度(du)(du)(du)(du)(du)(du)(du)得到提(ti)(ti)高(gao)，組織(zhi)(zhi)更為(wei)均(jun)勻，并(bing)且(qie)其抗(kang)拉(la)強(qiang)度(du)(du)(du)(du)(du)(du)(du)指(zhi)標(biao)高(gao)于鑄(zhu)(zhu)(zhu)鐵(tie)(tie)型(xing)(xing)(xing)(xing)材(cai)標(biao)準(JBT10854-2008水(shui)(shui)(shui)平(ping)(ping)連續(xu)鑄(zhu)(zhu)(zhu)造鑄(zhu)(zhu)(zhu)鐵(tie)(tie)型(xing)(xing)(xing)(xing)材(cai)) 性能(neng)(neng)要(yao)求(qiu)。同時，伸長率指(zhi)標(biao)均(jun)超過LZQT500-7規定(ding)的(de)(de)(de)(de)指(zhi)標(biao)。與拉(la)伸性能(neng)(neng)結果類似，反(fan)(fan)弧(hu)度(du)(du)(du)(du)(du)(du)(du)法(fa)(fa)(fa)試(shi)樣(yang)的(de)(de)(de)(de)抗(kang)壓(ya)強(qiang)度(du)(du)(du)(du)(du)(du)(du)高(gao)于未實(shi)施(shi)反(fan)(fan)弧(hu)度(du)(du)(du)(du)(du)(du)(du)法(fa)(fa)(fa)試(shi)樣(yang)的(de)(de)(de)(de)抗(kang)拉(la)強(qiang)度(du)(du)(du)(du)(du)(du)(du)。 應用(yong)(yong)三(san)維造型(xing)(xing)(xing)(xing)軟(ruan)件UG進行實(shi)體建模(mo)(mo)并(bing)采用(yong)(yong)水(shui)(shui)(shui)平(ping)(ping)連鑄(zhu)(zhu)(zhu)模(mo)(mo)擬(ni)軟(ruan)件ProCAST模(mo)(mo)擬(ni)了板形(xing)灰鑄(zhu)(zhu)(zhu)鐵(tie)(tie)型(xing)(xing)(xing)(xing)材(cai)的(de)(de)(de)(de)消(xiao)(xiao)失(shi)(shi)模(mo)(mo)水(shui)(shui)(shui)平(ping)(ping)連鑄(zhu)(zhu)(zhu)充(chong)(chong)型(xing)(xing)(xing)(xing)過程(cheng)(cheng)(cheng)，獲(huo)得了各(ge)種(zhong)工(gong)藝(yi)因素(su)對(dui)消(xiao)(xiao)失(shi)(shi)模(mo)(mo)水(shui)(shui)(shui)平(ping)(ping)連鑄(zhu)(zhu)(zhu)充(chong)(chong)型(xing)(xing)(xing)(xing)過程(cheng)(cheng)(cheng)中(zhong)金(jin)(jin)(jin)屬(shu)(shu)液(ye)(ye)(ye)的(de)(de)(de)(de)充(chong)(chong)型(xing)(xing)(xing)(xing)速(su)度(du)(du)(du)(du)(du)(du)(du)、氣(qi)(qi)(qi)膜(mo)(mo)壓(ya)力(li)、氣(qi)(qi)(qi)膜(mo)(mo)厚(hou)度(du)(du)(du)(du)(du)(du)(du)及(ji)金(jin)(jin)(jin)屬(shu)(shu)液(ye)(ye)(ye)前沿溫度(du)(du)(du)(du)(du)(du)(du)的(de)(de)(de)(de)影(ying)響規律(lv)。液(ye)(ye)(ye)態金(jin)(jin)(jin)屬(shu)(shu)充(chong)(chong)型(xing)(xing)(xing)(xing)速(su)度(du)(du)(du)(du)(du)(du)(du)隨澆(jiao)注溫度(du)(du)(du)(du)(du)(du)(du)、負(fu)壓(ya)度(du)(du)(du)(du)(du)(du)(du)和(he)涂(tu)層透(tou)氣(qi)(qi)(qi)性的(de)(de)(de)(de)增(zeng)(zeng)大(da)而(er)增(zeng)(zeng)大(da)，隨模(mo)(mo)樣(yang)密度(du)(du)(du)(du)(du)(du)(du)和(he)涂(tu)層厚(hou)度(du)(du)(du)(du)(du)(du)(du)的(de)(de)(de)(de)增(zeng)(zeng)大(da)而(er)減小；氣(qi)(qi)(qi)膜(mo)(mo)厚(hou)度(du)(du)(du)(du)(du)(du)(du)和(he)氣(qi)(qi)(qi)膜(mo)(mo)壓(ya)力(li)隨澆(jiao)注溫度(du)(du)(du)(du)(du)(du)(du)、模(mo)(mo)樣(yang)密度(du)(du)(du)(du)(du)(du)(du)、涂(tu)料層厚(hou)度(du)(du)(du)(du)(du)(du)(du)的(de)(de)(de)(de)增(zeng)(zeng)大(da)而(er)增(zeng)(zeng)大(da)，隨負(fu)壓(ya)度(du)(du)(du)(du)(du)(du)(du)和(he)涂(tu)層透(tou)氣(qi)(qi)(qi)性的(de)(de)(de)(de)增(zeng)(zeng)大(da)而(er)減小.

適用范圍

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