產品簡介：磨床加工(gong)大(da)水磨床加工(gong)熱處理(li)工(gong)件(jian)的(de)工(gong)藝(yi)特(te)點模具在熱處理(li)過程中,應特(te)別注意保(bao)護型腔表面(mian),防止表面(mian)氧化、侵蝕、脫碳或增碳.如果表面(mian)碳量過高,則會使殘余奧氏體增多,難(nan)以或根本無法拋光.淬火(huo)冷卻時,應采(cai)(cai)用較緩(huan)和(he)的(de)冷卻介(jie)質,以免變形(xing)和(he)淬裂.可(ke)采(cai)(cai)用延遲冷卻淬火(huo)或熱浴淬火(huo)或空冷.采(cai)(cai)用易切(qie)削預(yu)硬鋼(gang),可(ke)免除淬火(huo)而發生變形(xing);采(cai)(cai)