金巴黎彩票

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合成球墨鑄鐵生產工藝

來源:本站整理 秩名 2016-06-28 瀏覽
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HECHENGQIUMOZHUTIEJIYIFEIGANG、SHENGTIE、HUILULIAOHEZENGTANJIDENGWEIYUANLIAO,ZAIGAOWENTIAOJIANXIATONGGUOFUZADEWULIHEHUAXUEFANYINGRONGLIANCHUJUYOUYIDINGCHENGFENDETIESHUI,BINGYUYIQIUHUAHEYUNYUCHULIERHUODEQIUMOZHUTIEDESHENGCHANGONGYI。YUCHUANTONGDEQIUMOZHUTIESHENGCHANGONGYIXIANGBI,JUYOUSHENGCHANCHENGBENDI、NENGHAOXIAO、CHANPINZHILIANGGAODENGYOUDIAN。

合成球墨鑄鐵

其生產工藝:

1、配料:

金巴黎彩票 YIFEIGANG(70%)、QIUMOSHENGTIE(30%)、ZENGTANJI、QIUHUAJIHEYUNYUJIWEILULIAO,TONGGUOZHONGPINLURONGLIAN,BINGJIAOZHUCHENGKUAI。

2、熔煉:

金巴黎彩票 ANPEILIAODANCHENGLIAO,XIANGZHONGPINLUZHONGJIALIAOYINGYANGEZUNXUNYIXIASHUNXU:SHENGTIE—1/3 FEIGANG—1/2ZENGTANJI—1/3FEIGANG—1/2ZENGTANJI—1/3 FEIGANG。SONGDIANKAISHIRONGLIAN,RONGLIANZHI 1400~1430℃SHI,BAZHAQUYANGJINXINGGUANGPUFENXI。RUOCHENGFENFUHETIEYECHENGFENYAOQIU,SHENGWENZHI1450~1470℃DECHUTIEWENDU,BINGJINXINGQIUHUAYUNYUCHULI。RUOCHENGFENBUMANZUYAOQIU,ANBILIDIAOZHENGCHENGFEN,ZHIZHIMANZUYAOQIUWEIZHI,SHENGWENZHIGONGYIYAOQIUDEQIUHUAYUNYUWENDUCHUTIE。

3、球化孕育工藝:

1)QIUTIEBAOHONGKAOZHIANHONGSE。

金巴黎彩票 2)JIANGZONGLIANGWEITIEYELIANG1.4%~1.5%DE、KELIDUDUWEI10~25mmDEYUNYUJIYUREZHI150~200℃,BINGFANGZHIDIBABAODEYICE,SHANGMIANJUNYUNFUGAIZONGLIANGWEITIEYELIANG 0.2%~0.3%DE、LIDU15~20mm DE75SiFe YUNYUJI,PUPINGHECHONGSHI,JIANGQIBIAOMIANYONGZHENZHUYANFUGAI。ZUIHOUZAIYUNYUGUITIESHANGJIAGAIYUBAOBAYICEXINGZHUANGLEISIDEQIUTIEBAN,DADAOLIANGHAOQIUHUADEMUDE。

金巴黎彩票 3)CHUTIESHUI1/3ZUOYOUSHIKAISHICAIYONGSUILIUYUNYU。CAOZUOFANGFAWEIZHIZUOGONGZHUANG,CAIYONGHUACAODEXINGSHICONGLUTAISHANGJIANGYUNYUJISUITIESHUILIUJUNYUNDIJIAZHIQIUHUABAO,TIESHUICHUWAN,YUNYUJIYETONGSHITIANJIAWANBI。YUNYUJICAIYONG3~5mm DEGUITIEKELI,SHIYONGLIANGWEITIEYELIANGDE0.4%~0.6%。

4)待反應結束,鋼包中鐵液平靜后反復扒渣,在鑄件澆注前將總量為鐵液量0.1%~0.15%的、粒度再小一些的75SiFe孕育劑放至液面上,并反復攪拌,進行瞬時孕育。

4、澆注:

金巴黎彩票 ANYAOQIUJIANGTIEYEJIAOZHUCHENGKUAI。

5、熱處理工藝:

為避免采用了連續退火工藝對球墨鑄鐵件金巴黎彩票進行熱處理,出現了產品質量不穩定等問題。采用更合適的分段退火熱處理工藝,即高溫石墨化和低溫組織轉變兩階段退火,以消除白口、降低硬度、改善切削性能。

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