灰鐵鑄件加工的方式主要是以砂型鑄造和金屬型鑄造為主的,每一種灰鐵鑄件加工的方式都有自己獨特的特點。
灰鐵鑄件加工方式一砂型鑄造,是當今鑄造業中使用普遍的鑄造工藝,適用于各種材質,鐵合金,非鐵合金鑄造等灰鐵鑄件加工都能用砂型鑄造。可以生產從幾十克到幾十噸,及更大的鑄造件。砂型鑄造的不足之處是:只能生產結構相對簡單的鑄件。砂型鑄造大的優勢是:生產成本低。但在表面光潔度、鑄件金相,內部密度相對較低。在造型方面,可手工造型,亦可機器造型。手工造型適用于單件、小批量和難以使用造型機的形狀復雜的大型鑄件。機器造型可大幅度提高表面精度和尺寸精度,但,投資較大。
灰(hui)(hui)鐵(tie)鑄件(jian)加工(gong)(gong)方式二金(jin)屬(shu)(shu)(shu)型(xing)(xing)(xing)鑄造(zao)(zao),金(jin)屬(shu)(shu)(shu)型(xing)(xing)(xing)鑄造(zao)(zao)又稱硬模鑄造(zao)(zao),灰(hui)(hui)鐵(tie)鑄件(jian)加工(gong)(gong)是將液體金(jin)屬(shu)(shu)(shu)澆入金(jin)屬(shu)(shu)(shu)鑄型(xing)(xing)(xing),以(yi)獲(huo)得鑄件(jian)的一種鑄造(zao)(zao)方法。灰(hui)(hui)鐵(tie)鑄件(jian)加工(gong)(gong)是用金(jin)屬(shu)(shu)(shu)制成,可以(yi)反復使(shi)用多次(ci)(ci)(幾百次(ci)(ci)到幾千次(ci)(ci))。 灰(hui)(hui)鐵(tie)鑄件(jian)加工(gong)(gong)工(gong)(gong)藝(yi)金(jin)屬(shu)(shu)(shu)型(xing)(xing)(xing)和砂(sha)型(xing)(xing)(xing),在性(xing)能上有(you)顯著的區(qu)別,如(ru)砂(sha)型(xing)(xing)(xing)有(you)透氣性(xing),而(er)金(jin)屬(shu)(shu)(shu)型(xing)(xing)(xing)則沒有(you);砂(sha)型(xing)(xing)(xing)的導熱性(xing)差,金(jin)屬(shu)(shu)(shu)型(xing)(xing)(xing)的導熱性(xing)很(hen)好(hao),砂(sha)型(xing)(xing)(xing)有(you)退讓性(xing),而(er)金(jin)屬(shu)(shu)(shu)型(xing)(xing)(xing)沒有(you)等。鑒于此,使(shi)用金(jin)屬(shu)(shu)(shu)型(xing)(xing)(xing)鑄造(zao)(zao)工(gong)(gong)藝(yi),鑄造(zao)(zao)技術員需要明(ming)辨金(jin)屬(shu)(shu)(shu)型(xing)(xing)(xing)與(yu)砂(sha)型(xing)(xing)(xing)的區(qu)別。然后(hou),加強學習,精藝(yi)求精。