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行業動態

聚焦行業動態,洞悉行業發展

2021-06-21

高頻真空熔煉爐操作注意事項

  高(gao)頻(pin)(pin)真空(kong)熔(rong)(rong)(rong)煉(lian)(lian)(lian)(lian)(lian)爐(lu)操(cao)作注(zhu)意事項   高(gao)頻(pin)(pin)真空(kong)熔(rong)(rong)(rong)煉(lian)(lian)(lian)(lian)(lian)爐(lu)是指熔(rong)(rong)(rong)化金(jin)(jin)(jin)屬(shu)錠和(he)一(yi)些廢舊金(jin)(jin)(jin)屬(shu)并(bing)加入(ru)必要(yao)的合(he)金(jin)(jin)(jin)成(cheng)分,經過(guo)扒渣、精(jing)煉(lian)(lian)(lian)(lian)(lian)等(deng)操(cao)作將(jiang)它們熔(rong)(rong)(rong)煉(lian)(lian)(lian)(lian)(lian)成(cheng)所需(xu)要(yao)的合(he)金(jin)(jin)(jin)的設備。   高(gao)頻(pin)(pin)真空(kong)熔(rong)(rong)(rong)煉(lian)(lian)(lian)(lian)(lian)爐(lu)主要(yao)供大專院(yuan)校及(ji)科研單位等(deng)在真空(kong)或(huo)保護(hu)氣氛條件下對(dui)金(jin)(jin)(jin)屬(shu)材(cai)料(liao)(如不(bu)銹(xiu)鋼(gang)、鎳基合(he)金(jin)(jin)(jin)、銅、合(he)金(jin)(jin)(jin)鋼(gang)、鎳鈷合(he)金(jin)(jin)(jin)、稀土(tu)釹鐵錋等(deng))的熔(rong)(rong)(rong)煉(lian)(lian)(lian)(lian)(lian)處(chu)理,也可進(jin)(jin)行(xing)合(he)金(jin)(jin)(jin)鋼(gang)的真空(kong)精(jing)煉(lian)(lian)(lian)(lian)(lian)處(chu)理及(ji)精(jing)密鑄造。本設備采用溫控(kong)儀(yi)表控(kong)制電源加熱,測溫采用鉑銠(lao)熱電偶(ou),溫度更(geng)加,更(geng)加節(jie)能。   在操(cao)作時(shi)(shi)有(you)很多事項需(xu)要(yao)大家注(zhu)意,比(bi)如,開(kai)爐(lu)前要(yao)檢查(cha)好(hao)電氣設備、水冷卻系統(tong)、感(gan)應(ying)(ying)(ying)器(qi)銅管等(deng)是否完好(hao),否則禁(jin)止(zhi)開(kai)爐(lu)。爐(lu)膛熔(rong)(rong)(rong)損超過(guo)規定應(ying)(ying)(ying)及(ji)時(shi)(shi)修補。嚴(yan)(yan)禁(jin)在熔(rong)(rong)(rong)損過(guo)深坩堝內(nei)進(jin)(jin)行(xing)熔(rong)(rong)(rong)煉(lian)(lian)(lian)(lian)(lian)。   為高(gao)頻(pin)(pin)真空(kong)熔(rong)(rong)(rong)煉(lian)(lian)(lian)(lian)(lian)爐(lu)送(song)電和(he)開(kai)爐(lu)應(ying)(ying)(ying)有(you)專人負責,送(song)電后嚴(yan)(yan)禁(jin)接觸感(gan)應(ying)(ying)(ying)器(qi)和(he)電纜。當班者不(bu)得擅自(zi)離開(kai)崗位,要(yao)注(zhu)意感(gan)應(ying)(ying)(ying)器(qi)和(he)坩堝外部情(qing)況。裝料(liao)時(shi)(shi),應(ying)(ying)(ying)檢查(cha)爐(lu)料(liao)內(nei)有(you)無易(yi)(yi)燃易(yi)(yi)爆等(deng)有(you)害物(wu)(wu)品混入(ru),如有(you)應(ying)(ying)(ying)及(ji)時(shi)(shi)除(chu)去,嚴(yan)(yan)禁(jin)冷料(liao)和(he)濕料(liao)直接加入(ru)鋼(gang)液(ye)中,熔(rong)(rong)(rong)化液(ye)充滿***部后嚴(yan)(yan)禁(jin)大塊料(liao)加入(ru),以防結蓋。   高(gao)頻(pin)(pin)真空(kong)熔(rong)(rong)(rong)煉(lian)(lian)(lian)(lian)(lian)爐(lu)和(he)搗制坩堝時(shi)(shi)嚴(yan)(yan)禁(jin)鐵屑、氧化鐵混雜,搗制坩堝必須密實(shi)。熔(rong)(rong)(rong)煉(lian)(lian)(lian)(lian)(lian)爐(lu)房內(nei)應(ying)(ying)(ying)保持清潔,嚴(yan)(yan)禁(jin)易(yi)(yi)燃易(yi)(yi)爆物(wu)(wu)品和(he)其(qi)它雜物(wu)(wu)帶進(jin)(jin)室內(nei),室內(nei)禁(jin)止(zhi)吸煙(yan)。

21 January 2022
高頻真空熔煉爐操作注意事項

2021-06-17

真空速凝爐的應急措施

  真(zhen)(zhen)(zhen)(zhen)空速(su)(su)(su)(su)凝(ning)(ning)爐(lu)的(de)(de)(de)應(ying)(ying)急措施   真(zhen)(zhen)(zhen)(zhen)空速(su)(su)(su)(su)凝(ning)(ning)爐(lu)主要(yao)用于(yu)(yu)半(ban)導體元(yuan)器(qi)(qi)件及電(dian)(dian)(dian)力整流器(qi)(qi)件的(de)(de)(de)燒(shao)結(jie)工(gong)藝(yi),可進行(xing)真(zhen)(zhen)(zhen)(zhen)空燒(shao)結(jie),氣(qi)(qi)體保(bao)護燒(shao)結(jie)及常規燒(shao)結(jie),是(shi)半(ban)導體專用設(she)備(bei)(bei)系列中一種新穎的(de)(de)(de)工(gong)藝(yi)裝備(bei)(bei),它設(she)計構(gou)思新穎,操(cao)作(zuo)方便,結(jie)構(gou)緊湊,在一臺設(she)備(bei)(bei)上可完成多個工(gong)藝(yi)流程。亦可用于(yu)(yu)其他領域(yu)內的(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)空熱(re)處理,真(zhen)(zhen)(zhen)(zhen)空釬焊等工(gong)藝(yi)。下(xia)面,小編就為(wei)您介紹(shao)壓(ya)(ya)(ya)縮(suo)(suo)空氣(qi)(qi)的(de)(de)(de)停(ting)(ting)止、停(ting)(ting)電(dian)(dian)(dian)、加(jia)熱(re)電(dian)(dian)(dian)源(yuan)(yuan)掉電(dian)(dian)(dian)的(de)(de)(de)應(ying)(ying)急措施。   一、壓(ya)(ya)(ya)縮(suo)(suo)空氣(qi)(qi)的(de)(de)(de)停(ting)(ting)止   1、壓(ya)(ya)(ya)縮(suo)(suo)空氣(qi)(qi)異常報(bao)警時(shi)(shi),真(zhen)(zhen)(zhen)(zhen)空速(su)(su)(su)(su)凝(ning)(ning)爐(lu)處于(yu)(yu)停(ting)(ting)止狀態,應(ying)(ying)盡快(kuai)(kuai)到備(bei)(bei)用的(de)(de)(de)壓(ya)(ya)(ya)縮(suo)(suo)機房(fang),讓其恢(hui)(hui)復工(gong)作(zuo)。   2、真(zhen)(zhen)(zhen)(zhen)空中如壓(ya)(ya)(ya)縮(suo)(suo)空氣(qi)(qi)異常報(bao)警,且(qie)恢(hui)(hui)復需要(yao)較(jiao)(jiao)長時(shi)(shi)間時(shi)(shi),則終(zhong)止真(zhen)(zhen)(zhen)(zhen)空,讓設(she)備(bei)(bei)停(ting)(ting)下(xia)來(lai)。   二、停(ting)(ting)電(dian)(dian)(dian)   1、停(ting)(ting)電(dian)(dian)(dian)時(shi)(shi),如果(guo)(guo)斷水(shui)(shui),應(ying)(ying)立即接(jie)通備(bei)(bei)用的(de)(de)(de)冷(leng)卻(que)(que)水(shui)(shui),接(jie)通水(shui)(shui)源(yuan)(yuan)。   2、如果(guo)(guo)在非升溫、加(jia)熱(re)和冷(leng)卻(que)(que)時(shi)(shi),能(neng)夠(gou)盡快(kuai)(kuai)恢(hui)(hui)復時(shi)(shi),重新啟動(dong)真(zhen)(zhen)(zhen)(zhen)空速(su)(su)(su)(su)凝(ning)(ning)爐(lu),繼續運轉如需要(yao)較(jiao)(jiao)長時(shi)(shi)間,則將設(she)備(bei)(bei)保(bao)持原(yuan)(yuan)(yuan)狀。   3、如果(guo)(guo)正在加(jia)熱(re)和冷(leng)卻(que)(que)時(shi)(shi),能(neng)夠(gou)盡快(kuai)(kuai)恢(hui)(hui)復時(shi)(shi),重新啟動(dong)設(she)備(bei)(bei),如果(guo)(guo)需要(yao)較(jiao)(jiao)長時(shi)(shi)間時(shi)(shi),則保(bao)持原(yuan)(yuan)(yuan)狀,讓設(she)備(bei)(bei)自然冷(leng)卻(que)(que)下(xia)來(lai)。   三、加(jia)熱(re)電(dian)(dian)(dian)源(yuan)(yuan)掉電(dian)(dian)(dian)   1、水(shui)(shui)壓(ya)(ya)(ya)低(di),當(dang)水(shui)(shui)壓(ya)(ya)(ya)低(di)于(yu)(yu)0.15MPa,真(zhen)(zhen)(zhen)(zhen)空速(su)(su)(su)(su)凝(ning)(ning)爐(lu)的(de)(de)(de)壓(ya)(ya)(ya)力表(biao)會報(bao)警。   2、接(jie)地故障(zhang)。   3、真(zhen)(zhen)(zhen)(zhen)空放電(dian)(dian)(dian),水(shui)(shui)冷(leng)電(dian)(dian)(dian)極接(jie)頭(tou)與(yu)加(jia)熱(re)器(qi)(qi)連接(jie)處必須連接(jie)牢固,與(yu)反射屏絕緣要(yao)好。   4、若真(zhen)(zhen)(zhen)(zhen)空速(su)(su)(su)(su)凝(ning)(ning)爐(lu)爐(lu)內壓(ya)(ya)(ya)力為(wei)13.3-66.5Pa時(shi)(shi)(此真(zhen)(zhen)(zhen)(zhen)空度容(rong)易發生放電(dian)(dian)(dian))。電(dian)(dian)(dian)源(yuan)(yuan)出(chu)現故障(zhang),掉電(dian)(dian)(dian)的(de)(de)(de)原(yuan)(yuan)(yuan)因可以認為(wei)由于(yu)(yu)電(dian)(dian)(dian)介質擊穿而(er)引起的(de)(de)(de)放電(dian)(dian)(dian)。

17 January 2022
真空速凝爐的應急措施

2021-06-13

真空燒結爐使用注意事項

  真(zhen)(zhen)空(kong)燒(shao)(shao)結(jie)(jie)(jie)爐(lu)使(shi)(shi)用(yong)注(zhu)意事(shi)項   大多數(shu)的真(zhen)(zhen)空(kong)燒(shao)(shao)結(jie)(jie)(jie)爐(lu)操作(zuo)者都知道(dao),該(gai)設備雖然操作(zuo)簡單(dan)安全,但如果沒有(you)嚴格按照使(shi)(shi)用(yong)規(gui)章制度使(shi)(shi)用(yong)就會有(you)產(chan)生(sheng)安全隱患。因(yin)此在使(shi)(shi)用(yong)時(shi),一(yi)定要(yao)認真(zhen)(zhen)對(dui)待注(zhu)意事(shi)項,確保生(sheng)產(chan)安全。燒(shao)(shao)結(jie)(jie)(jie)爐(lu)使(shi)(shi)用(yong)過度,會發脆(cui)不能接(jie)觸(chu)。因(yin)此有(you)損壞時(shi)應(ying)及(ji)時(shi)更換。燒(shao)(shao)結(jie)(jie)(jie)爐(lu)循(xun)環水的保暖問題,在冬天要(yao)尤為注(zhu)意,以防水管爆裂。   真(zhen)(zhen)空(kong)燒(shao)(shao)結(jie)(jie)(jie)爐(lu)主(zhu)要(yao)應(ying)用(yong)在鋼鐵(tie)行(xing)業(ye)(ye)、冶金(jin)行(xing)業(ye)(ye)、新材料行(xing)業(ye)(ye)等(deng)。   應(ying)用(yong)于硬質(zhi)合(he)金(jin)、銅鎢合(he)金(jin)、鎢、鉬(mu)、鋁鎳鈷永磁、SmCo5、Sm2Co17及(ji)釹鐵(tie)硼、鈦合(he)金(jin)等(deng)合(he)金(jin)材料的真(zhen)(zhen)空(kong)/氣氛燒(shao)(shao)結(jie)(jie)(jie)。   硬質(zhi)合(he)金(jin):高(gao)溫爐(lu)燒(shao)(shao)結(jie)(jie)(jie)硬質(zhi)合(he)金(jin)刀具(ju)已(yi)經(jing)實現(xian)大規(gui)模工業(ye)(ye)化生(sheng)產(chan)。由于快速(su)燒(shao)(shao)結(jie)(jie)(jie),碳化物晶粒細小(xiao),產(chan)品性能可以得(de)到大幅度提高(gao)。   真(zhen)(zhen)空(kong)燒(shao)(shao)結(jie)(jie)(jie)爐(lu)燒(shao)(shao)結(jie)(jie)(jie)各種(zhong)鎢合(he)金(jin)、結(jie)(jie)(jie)各種(zhong)鐵(tie)基(ji)、銅基(ji)粉末冶金(jin)零件(jian)。

13 January 2022
真空燒結爐使用注意事項

2021-06-09

真空速凝爐冶煉的工藝操作***是什么

  真(zhen)(zhen)(zhen)空(kong)(kong)速(su)(su)凝爐(lu)冶(ye)煉(lian)(lian)的(de)(de)(de)(de)(de)(de)工(gong)藝(yi)操(cao)作(zuo)***是什么   真(zhen)(zhen)(zhen)空(kong)(kong)速(su)(su)凝爐(lu)冶(ye)煉(lian)(lian)的(de)(de)(de)(de)(de)(de)工(gong)藝(yi)操(cao)作(zuo)***是什么?歸納起來冶(ye)煉(lian)(lian)的(de)(de)(de)(de)(de)(de)工(gong)藝(yi)操(cao)作(zuo)***有下列幾點。   (1)原材料(liao)(liao)的(de)(de)(de)(de)(de)(de)準備要(yao)(yao)(yao)精(jing)細(xi)   真(zhen)(zhen)(zhen)空(kong)(kong)速(su)(su)凝爐(lu)冶(ye)煉(lian)(lian)所(suo)用原材料(liao)(liao)的(de)(de)(de)(de)(de)(de)化(hua)(hua)(hua)(hua)(hua)(hua)(hua)學純度(du)、清(qing)潔度(du)、塊度(du)和(he)干(gan)燥程(cheng)度(du)要(yao)(yao)(yao)符合(he)(he)(he)技術要(yao)(yao)(yao)求。爐(lu)料(liao)(liao)要(yao)(yao)(yao)精(jing)、準備要(yao)(yao)(yao)細(xi)致。   (2)保(bao)(bao)(bao)持熔(rong)(rong)化(hua)(hua)(hua)(hua)(hua)(hua)(hua)過程(cheng)順(shun)利進行(xing)   爐(lu)料(liao)(liao)的(de)(de)(de)(de)(de)(de)熔(rong)(rong)化(hua)(hua)(hua)(hua)(hua)(hua)(hua)速(su)(su)度(du)應(ying)(ying)(ying)逐步加(jia)(jia)(jia)快,加(jia)(jia)(jia)熱功率(lv)逐步升高,保(bao)(bao)(bao)證(zheng)爐(lu)料(liao)(liao)順(shun)利熔(rong)(rong)化(hua)(hua)(hua)(hua)(hua)(hua)(hua)、充分脫(tuo)氣(qi)。熔(rong)(rong)化(hua)(hua)(hua)(hua)(hua)(hua)(hua)中后(hou)期可(ke)適當增大加(jia)(jia)(jia)熱功率(lv)、加(jia)(jia)(jia)快熔(rong)(rong)化(hua)(hua)(hua)(hua)(hua)(hua)(hua)速(su)(su)度(du)縮短(duan)熔(rong)(rong)化(hua)(hua)(hua)(hua)(hua)(hua)(hua)時(shi)間。   (3)控制鋼液(ye)沸(fei)騰強度(du),發揮(hui)沸(fei)騰的(de)(de)(de)(de)(de)(de)精(jing)煉(lian)(lian)作(zuo)用   熔(rong)(rong)化(hua)(hua)(hua)(hua)(hua)(hua)(hua)末期和(he)精(jing)煉(lian)(lian)初期應(ying)(ying)(ying)充分發揮(hui)沸(fei)騰的(de)(de)(de)(de)(de)(de)脫(tuo)氧(yang)(yang)、脫(tuo)氮、脫(tuo)氫和(he)去(qu)(qu)除夾雜物的(de)(de)(de)(de)(de)(de)作(zuo)用。但是,應(ying)(ying)(ying)通過用氬(ya)(ya)氣(qi)調控其沸(fei)騰強度(du),減輕對坩堝的(de)(de)(de)(de)(de)(de)沖刷和(he)防止鋼液(ye)外(wai)溢事故(gu)。   (4)各個時(shi)期要(yao)(yao)(yao)保(bao)(bao)(bao)持高的(de)(de)(de)(de)(de)(de)真(zhen)(zhen)(zhen)空(kong)(kong)度(du)   裝料(liao)(liao)完(wan)畢合(he)(he)(he)爐(lu)后(hou)要(yao)(yao)(yao)抽(chou)至高真(zhen)(zhen)(zhen)空(kong)(kong)度(du)≦10Pa方可(ke)送電加(jia)(jia)(jia)熱。熔(rong)(rong)化(hua)(hua)(hua)(hua)(hua)(hua)(hua)之(zhi)前應(ying)(ying)(ying)保(bao)(bao)(bao)持較(jiao)高的(de)(de)(de)(de)(de)(de)真(zhen)(zhen)(zhen)空(kong)(kong)度(du)。精(jing)煉(lian)(lian)期應(ying)(ying)(ying)保(bao)(bao)(bao)持高溫(wen)、高真(zhen)(zhen)(zhen)空(kong)(kong),完(wan)成(cheng)脫(tuo)氧(yang)(yang)和(he)去(qu)(qu)除有害雜質。合(he)(he)(he)金化(hua)(hua)(hua)(hua)(hua)(hua)(hua)期應(ying)(ying)(ying)在高真(zhen)(zhen)(zhen)度(du)下充人氬(ya)(ya)氣(qi),以(yi)減少易氧(yang)(yang)化(hua)(hua)(hua)(hua)(hua)(hua)(hua)元素的(de)(de)(de)(de)(de)(de)氧(yang)(yang)化(hua)(hua)(hua)(hua)(hua)(hua)(hua)損(sun)失(shi)。   (5)合(he)(he)(he)金化(hua)(hua)(hua)(hua)(hua)(hua)(hua)期要(yao)(yao)(yao)充氬(ya)(ya)降溫(wen)加(jia)(jia)(jia)入(ru)易氧(yang)(yang)化(hua)(hua)(hua)(hua)(hua)(hua)(hua)元索   在真(zhen)(zhen)(zhen)空(kong)(kong)度(du)為1.0~0.5Pa時(shi),向(xiang)真(zhen)(zhen)(zhen)空(kong)(kong)速(su)(su)凝爐(lu)內充入(ru)氬(ya)(ya)氣(qi)。停電降溫(wen)加(jia)(jia)(jia)入(ru)合(he)(he)(he)金元素,熔(rong)(rong)化(hua)(hua)(hua)(hua)(hua)(hua)(hua)后(hou)立即攪拌鋼液(ye),使(shi)合(he)(he)(he)金元素分布均勻。   (6)合(he)(he)(he)金化(hua)(hua)(hua)(hua)(hua)(hua)(hua)末期的(de)(de)(de)(de)(de)(de)加(jia)(jia)(jia)鎂(mei)操(cao)作(zuo)   加(jia)(jia)(jia)鎂(mei)時(shi)要(yao)(yao)(yao)嚴(yan)(yan)格(ge)按(an)照(zhao)加(jia)(jia)(jia)鎂(mei)工(gong)藝(yi)的(de)(de)(de)(de)(de)(de)規(gui)定(ding)進行(xing)操(cao)作(zuo)。在真(zhen)(zhen)(zhen)空(kong)(kong)速(su)(su)凝爐(lu)爐(lu)型、冶(ye)煉(lian)(lian)工(gong)藝(yi)、加(jia)(jia)(jia)鎂(mei)條(tiao)件確定(ding)后(hou),應(ying)(ying)(ying)嚴(yan)(yan)格(ge)按(an)照(zhao)規(gui)定(ding)的(de)(de)(de)(de)(de)(de)氬(ya)(ya)氣(qi)壓強、鋼液(ye)溫(wen)度(du)、保(bao)(bao)(bao)持時(shi)間進行(xing)操(cao)作(zuo)。

09 January 2022
真空速凝爐冶煉的工藝操作***是什么

2021-06-06

什么是真空燒結爐?它的工作原理是什么

  什么(me)是(shi)(shi)(shi)(shi)真(zhen)(zhen)(zhen)空(kong)燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)?它的(de)(de)(de)工(gong)作(zuo)原理(li)是(shi)(shi)(shi)(shi)什么(me)   在金(jin)(jin)屬(shu)的(de)(de)(de)處(chu)理(li)上(shang)大(da)多(duo)數(shu)工(gong)廠都(dou)會(hui)用(yong)(yong)(yong)到(dao)燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)。但是(shi)(shi)(shi)(shi)對于一些(xie)軍(jun)工(gong)用(yong)(yong)(yong)的(de)(de)(de)材料,有很(hen)多(duo)都(dou)是(shi)(shi)(shi)(shi)難(nan)(nan)熔的(de)(de)(de),那(nei)么(me)就(jiu)需(xu)要使用(yong)(yong)(yong)真(zhen)(zhen)(zhen)空(kong)燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)來(lai)進(jin)行處(chu)理(li)。   那(nei)么(me),什么(me)是(shi)(shi)(shi)(shi)真(zhen)(zhen)(zhen)空(kong)燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)呢(ni)?工(gong)作(zuo)原理(li)又(you)是(shi)(shi)(shi)(shi)怎么(me)樣的(de)(de)(de)呢(ni)?   日常(chang)用(yong)(yong)(yong)的(de)(de)(de)微波爐(lu)(lu)的(de)(de)(de)加(jia)熱(re)(re)方式跟(gen)真(zhen)(zhen)(zhen)空(kong)燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)的(de)(de)(de)加(jia)熱(re)(re)方式是(shi)(shi)(shi)(shi)一樣的(de)(de)(de)。燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)也是(shi)(shi)(shi)(shi)在真(zhen)(zhen)(zhen)空(kong)環境下(xia)對物品進(jin)行加(jia)熱(re)(re)的(de)(de)(de)。這種加(jia)熱(re)(re)是(shi)(shi)(shi)(shi)不破壞物體的(de)(de)(de)結(jie)(jie)(jie)(jie)(jie)(jie)構(gou)的(de)(de)(de)。一般燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)可(ke)以(yi)(yi)分為中頻(pin)和高(gao)頻(pin)的(de)(de)(de)燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu),還有一種就(jiu)是(shi)(shi)(shi)(shi)工(gong)頻(pin)的(de)(de)(de)燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)。   真(zhen)(zhen)(zhen)空(kong)燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)主要是(shi)(shi)(shi)(shi)在真(zhen)(zhen)(zhen)空(kong)條(tiao)件(jian)下(xia)材料進(jin)行加(jia)熱(re)(re)處(chu)理(li)。很(hen)多(duo)比(bi)較硬的(de)(de)(de)金(jin)(jin)屬(shu)或(huo)者陶瓷材料都(dou)是(shi)(shi)(shi)(shi)需(xu)要燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)來(lai)進(jin)行處(chu)理(li)的(de)(de)(de)。燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)在對付難(nan)(nan)處(chu)理(li)的(de)(de)(de)金(jin)(jin)屬(shu)材料上(shang)發揮出了很(hen)大(da)的(de)(de)(de)作(zuo)用(yong)(yong)(yong)。   燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)在一些(xie)可(ke)科研項目中得使用(yong)(yong)(yong)是(shi)(shi)(shi)(shi)比(bi)較多(duo)的(de)(de)(de),還有就(jiu)是(shi)(shi)(shi)(shi)一些(xie)軍(jun)工(gong)單位會(hui)用(yong)(yong)(yong)到(dao)燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)。真(zhen)(zhen)(zhen)空(kong)燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)在作(zuo)業的(de)(de)(de)時候是(shi)(shi)(shi)(shi)在真(zhen)(zhen)(zhen)空(kong)狀態(tai)下(xia)注入氫(qing)氣,在利(li)用(yong)(yong)(yong)化學原理(li)產(chan)生高(gao)溫(wen)進(jin)行傳導工(gong)作(zuo)。像很(hen)多(duo)不容易熔的(de)(de)(de)金(jin)(jin)屬(shu)材料,都(dou)必須要使用(yong)(yong)(yong)燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)的(de)(de)(de)。   隨著科技的(de)(de)(de)不斷進(jin)步,現在市場(chang)上(shang)的(de)(de)(de)真(zhen)(zhen)(zhen)空(kong)燒(shao)(shao)(shao)(shao)結(jie)(jie)(jie)(jie)(jie)(jie)爐(lu)(lu)的(de)(de)(de)種類非(fei)常(chang)的(de)(de)(de)多(duo),大(da)多(duo)數(shu)功(gong)能都(dou)是(shi)(shi)(shi)(shi)比(bi)較先(xian)進(jin)的(de)(de)(de),現在基本都(dou)是(shi)(shi)(shi)(shi)可(ke)以(yi)(yi)自(zi)動(dong)控溫(wen)的(de)(de)(de),自(zi)動(dong)化程度非(fei)常(chang)的(de)(de)(de)高(gao),很(hen)大(da)程度的(de)(de)(de)節省了人力和物力。

06 January 2022
什么是真空燒結爐?它的工作原理是什么

2021-06-03

真空熔煉爐有啥優點

  真空(kong)熔(rong)(rong)(rong)煉(lian)(lian)爐有(you)啥(sha)優(you)點  真空(kong)熔(rong)(rong)(rong)煉(lian)(lian)爐集多(duo)功能(neng)于一(yi)體(ti)(ti),是(shi)標準化(hua)微(wei)波(bo)高(gao)溫(wen)(wen)(wen)實驗工(gong)作站。該設(she)(she)備具有(you)***、節能(neng)、環保的(de)(de)(de)特點,可廣泛(fan)用(yong)(yong)于各(ge)種(zhong)氣氛(fen)下(xia)材(cai)料的(de)(de)(de)煅燒(shao)、焙燒(shao)、燒(shao)結(jie)、高(gao)溫(wen)(wen)(wen)合(he)成、灰化(hua)、熔(rong)(rong)(rong)融(rong)及(ji)熱(re)(re)(re)處理(li)(li),是(shi)實驗和小(xiao)型(xing)生產的(de)(de)(de)理(li)(li)想高(gao)溫(wen)(wen)(wen)設(she)(she)備。   真空(kong)熔(rong)(rong)(rong)煉(lian)(lian)爐的(de)(de)(de)優(you)點:  應用(yong)(yong)先進(jin)的(de)(de)(de)設(she)(she)計(ji)理(li)(li)念,采(cai)用(yong)(yong)加(jia)(jia)熱(re)(re)(re)爐體(ti)(ti)和控(kong)(kong)制(zhi)(zhi)部件(jian)分(fen)體(ti)(ti)臺(tai)式結(jie)構設(she)(she)計(ji),整(zheng)機組合(he)布局合(he)理(li)(li),體(ti)(ti)積小(xiao),結(jie)構外形美觀大方。  選用(yong)(yong)高(gao)質量硅鉬棒加(jia)(jia)熱(re)(re)(re)元(yuan)件(jian),加(jia)(jia)熱(re)(re)(re)溫(wen)(wen)(wen)度(du)(du)(du)可達(da)1800℃,抗氧(yang)化(hua),耐(nai)腐(fu)蝕,壽(shou)命長。  加(jia)(jia)熱(re)(re)(re)爐室(shi)內襯選用(yong)(yong)優(you)質耐(nai)火保溫(wen)(wen)(wen)材(cai)料,確(que)保加(jia)(jia)熱(re)(re)(re)室(shi)電熱(re)(re)(re)的(de)(de)(de)***利(li)用(yong)(yong)及(ji)溫(wen)(wen)(wen)度(du)(du)(du)穩(wen)(wen)定(ding)性。  熱(re)(re)(re)電偶實時測溫(wen)(wen)(wen),PID恒溫(wen)(wen)(wen)調(diao)節,PLC智能(neng)控(kong)(kong)制(zhi)(zhi),保障(zhang)制(zhi)(zhi)樣(yang)過(guo)程(cheng)控(kong)(kong)制(zhi)(zhi),制(zhi)(zhi)片質量優(you)越。  真空(kong)熔(rong)(rong)(rong)煉(lian)(lian)爐全(quan)觸(chu)(chu)摸屏顯(xian)示操作,人(ren)(ren)機界面友好(hao),人(ren)(ren)工(gong)干預少(shao),只需(xu)上樣(yang),通過(guo)觸(chu)(chu)摸屏設(she)(she)定(ding)好(hao)熔(rong)(rong)(rong)樣(yang)曲線(xian),熔(rong)(rong)(rong)樣(yang)過(guo)程(cheng)一(yi)鍵(jian)自動(dong)(dong)完成。  設(she)(she)計(ji)有(you)用(yong)(yong)戶可調(diao)自動(dong)(dong)搖擺系統保障(zhang)了(le)熔(rong)(rong)(rong)片的(de)(de)(de)均(jun)勻性和熔(rong)(rong)(rong)片質量,全(quan)自動(dong)(dong)倒模及(ji)抖動(dong)(dong)輔助,適應不同(tong)材(cai)質樣(yang)品的(de)(de)(de)制(zhi)(zhi)樣(yang)需(xu)要。  儀(yi)器(qi)(qi)設(she)(she)計(ji)有(you)多(duo)重(zhong)保護(超溫(wen)(wen)(wen)、搖擺運(yun)動(dong)(dong)限位保護等(deng)),使(shi)儀(yi)器(qi)(qi)更安全(quan)穩(wen)(wen)定(ding)可靠運(yun)行(xing)。  倒樣(yang)澆鑄在爐內完成,對人(ren)(ren)體(ti)(ti)熱(re)(re)(re)輻(fu)射少(shao),設(she)(she)計(ji)有(you)強制(zhi)(zhi)風(feng)冷系統加(jia)(jia)快熔(rong)(rong)(rong)片冷卻,提***率。  整(zheng)機升溫(wen)(wen)(wen)快、節能(neng)、運(yun)行(xing)穩(wen)(wen)定(ding),工(gong)作溫(wen)(wen)(wen)度(du)(du)(du)可達(da)1800℃,對不同(tong)樣(yang)品材(cai)質有(you)較(jiao)好(hao)的(de)(de)(de)溫(wen)(wen)(wen)度(du)(du)(du)適用(yong)(yong)性,制(zhi)(zhi)得的(de)(de)(de)樣(yang)片均(jun)勻,較(jiao)好(hao)滿足XRF分(fen)析。  真空(kong)熔(rong)(rong)(rong)煉(lian)(lian)爐單次可同(tong)時熔(rong)(rong)(rong)融(rong)四個(ge)樣(yang)片(用(yong)(yong)戶還可定(ding)制(zhi)(zhi)6個(ge)樣(yang)位機型(xing)),整(zheng)機性價比高(gao)。

03 January 2022
真空熔煉爐有啥優點

2021-05-30

使用真空燒結爐時有這幾點需特別注意

  使(shi)(shi)用(yong)(yong)真(zhen)(zhen)(zhen)空(kong)燒(shao)結爐(lu)時(shi)(shi)有(you)(you)這(zhe)幾(ji)(ji)點(dian)需(xu)特(te)(te)別注意(yi)   真(zhen)(zhen)(zhen)空(kong)燒(shao)結爐(lu)是(shi)(shi)用(yong)(yong)石墨作(zuo)發熱(re)(re)(re)元件的(de)(de)立式真(zhen)(zhen)(zhen)空(kong)電(dian)(dian)阻爐(lu),外有(you)(you)框架式雙立柱(zhu)支撐體(ti)。下有(you)(you)液(ye)壓(ya)(ya)(ya)油缸升降(jiang)為(wei)壓(ya)(ya)(ya)力源(yuan),可供金(jin)屬化(hua)合(he)物(wu)、陶瓷、無機(ji)化(hua)合(he)物(wu)、納米(mi)材料(liao)等(deng)在(zai)真(zhen)(zhen)(zhen)空(kong)或保(bao)(bao)護(hu)氣氛中(zhong)加(jia)熱(re)(re)(re)壓(ya)(ya)(ya)制(zhi)產品。   使(shi)(shi)用(yong)(yong)真(zhen)(zhen)(zhen)空(kong)燒(shao)結爐(lu)時(shi)(shi)如下幾(ji)(ji)點(dian)需(xu)特(te)(te)別注意(yi):   1、由于(yu)模(mo)具(ju)(ju)一般(ban)由用(yong)(yong)戶(hu)(hu)自(zi)備,模(mo)具(ju)(ju)材料(liao)基本上選用(yong)(yong)高(gao)純石墨,其(qi)耐壓(ya)(ya)(ya)極限為(wei)40MPa,建議(yi)用(yong)(yong)戶(hu)(hu)使(shi)(shi)用(yong)(yong)在(zai)30MPa以下比較(jiao)安全(quan),加(jia)壓(ya)(ya)(ya)前(qian)應(ying)(ying)計算(suan)模(mo)具(ju)(ju)上、下沖(chong)頭(tou)的(de)(de)面(mian)積,再(zai)換(huan)算(suan)成(cheng)壓(ya)(ya)(ya)力,具(ju)(ju)體(ti)公(gong)式如下:   系統允許加(jia)壓(ya)(ya)(ya)(噸)=上或下沖(chong)頭(tou)面(mian)積×30MPa   2、熱(re)(re)(re)電(dian)(dian)偶(ou)為(wei)鎢(wu)錸型,使(shi)(shi)用(yong)(yong)過會發脆,不能接(jie)觸(chu)。如損壞(huai)應(ying)(ying)及時(shi)(shi)更(geng)換(huan)。其(qi)型號是(shi)(shi)W2型。   3、冬(dong)天應(ying)(ying)注意(yi)循環水(shui)(shui)的(de)(de)保(bao)(bao)暖問(wen)題,否(fou)(fou)則易發生水(shui)(shui)管爆裂。   4、使(shi)(shi)用(yong)(yong)后(hou)(hou),真(zhen)(zhen)(zhen)空(kong)燒(shao)結爐(lu)爐(lu)體(ti)應(ying)(ying)保(bao)(bao)持真(zhen)(zhen)(zhen)空(kong),因爐(lu)內(nei)保(bao)(bao)溫層易受潮(chao),保(bao)(bao)真(zhen)(zhen)(zhen)空(kong)這(zhe)樣下次(ci)抽真(zhen)(zhen)(zhen)空(kong)會快(kuai)些。   5、因設備較(jiao)復雜(za),建議(yi)專(zhuan)人使(shi)(shi)用(yong)(yong),專(zhuan)人負(fu)責(ze),對新手嚴格實行用(yong)(yong)前(qian)培訓,用(yong)(yong)后(hou)(hou)檢(jian)查(cha),操作(zuo)使(shi)(shi)用(yong)(yong)要有(you)(you)記錄等(deng)設備使(shi)(shi)用(yong)(yong)規定。   6、用(yong)(yong)于(yu)燒(shao)結爐(lu)時(shi)(shi)注意(yi),在(zai)爐(lu)內(nei)放置坩堝后(hou)(hou),在(zai)蓋(gai)上保(bao)(bao)溫屏蓋(gai)后(hou)(hou)不要忘記再(zai)蓋(gai)其(qi)中(zhong)間的(de)(de)小(xiao)蓋(gai)。否(fou)(fou)則易燒(shao)損電(dian)(dian)爐(lu)。   7、操作(zuo)前(qian)應(ying)(ying)做到清(qing)潔觀(guan)察窗玻璃,清(qing)潔爐(lu)內(nei)壁(bi),觀(guan)察水(shui)(shui)壓(ya)(ya)(ya)情況,觀(guan)察爐(lu)內(nei)石墨是(shi)(shi)否(fou)(fou)有(you)(you)損壞(huai),上電(dian)(dian)后(hou)(hou)觀(guan)察儀(yi)表顯示是(shi)(shi)否(fou)(fou)正(zheng)(zheng)常(chang)(chang),測試液(ye)壓(ya)(ya)(ya)系統能否(fou)(fou)正(zheng)(zheng)常(chang)(chang)工作(zuo)。   8、真(zhen)(zhen)(zhen)空(kong)燒(shao)結爐(lu)使(shi)(shi)用(yong)(yong)一年(nian)后(hou)(hou)應(ying)(ying)將(jiang)儀(yi)表后(hou)(hou)送計量部門進行校對。

30 January 2022
使用真空燒結爐時有這幾點需特別注意

2021-05-27

真空甩帶爐的工作方式是什么

  真(zhen)(zhen)(zhen)空(kong)甩帶(dai)爐的工(gong)(gong)作方式是(shi)什么   真(zhen)(zhen)(zhen)空(kong)甩帶(dai)爐是(shi)制備(bei)(bei)和(he)(he)(he)開發(fa)亞穩材(cai)料(liao)(liao)的設(she)備(bei)(bei),該(gai)設(she)備(bei)(bei)除具備(bei)(bei)感(gan)應爐的全部特點外(wai),還(huan)具有(you)制備(bei)(bei)大(da)塊非晶和(he)(he)(he)金(jin)屬薄(bo)片(pian)的功能,適用(yong)于各種非晶和(he)(he)(he)微晶材(cai)料(liao)(liao)的研究和(he)(he)(he)驗證。廣泛用(yong)于新型稀土(tu)永磁(ci)(ci)非晶軟磁(ci)(ci)材(cai)料(liao)(liao)和(he)(he)(he)納米材(cai)料(liao)(liao)的科(ke)學開發(fa)和(he)(he)(he)應用(yong)研究。   真(zhen)(zhen)(zhen)空(kong)甩帶(dai)爐的加(jia)熱(re)(re)(re)與(yu)隔(ge)(ge)熱(re)(re)(re)襯料(liao)(liao)是(shi)在(zai)真(zhen)(zhen)(zhen)空(kong)與(yu)高溫下(xia)工(gong)(gong)作的,因(yin)而對這些(xie)材(cai)料(liao)(liao)提(ti)出了耐(nai)高溫,蒸汽壓低,輻射效(xiao)果好,導熱(re)(re)(re)系(xi)數(shu)小等要求。對抗(kang)氧(yang)化(hua)性能要求不高。所以,真(zhen)(zhen)(zhen)空(kong)甩帶(dai)爐廣泛地采(cai)用(yong)了鉭(tan)、鎢(wu)、鉬和(he)(he)(he)石墨等作加(jia)熱(re)(re)(re)與(yu)隔(ge)(ge)熱(re)(re)(re)構(gou)料(liao)(liao)。這些(xie)材(cai)料(liao)(liao)在(zai)大(da)氣(qi)(qi)狀態下(xia)極(ji)易氧(yang)化(hua),因(yin)此,常(chang)規熱(re)(re)(re)處理爐是(shi)不能采(cai)用(yong)這些(xie)加(jia)熱(re)(re)(re)與(yu)隔(ge)(ge)熱(re)(re)(re)材(cai)料(liao)(liao)。   真(zhen)(zhen)(zhen)空(kong)甩帶(dai)爐利(li)用(yong)真(zhen)(zhen)(zhen)空(kong)感(gan)應熔(rong)煉(lian)法,把坩堝(guo)封閉在(zai)真(zhen)(zhen)(zhen)空(kong)室中(zhong),利(li)用(yong)電磁(ci)(ci)感(gan)應產生的渦流作為熱(re)(re)(re)源(yuan),在(zai)真(zhen)(zhen)(zhen)空(kong)或惰(duo)性氣(qi)(qi)體(ti)狀態下(xia)把合(he)(he)金(jin)(或是(shi)導電材(cai)料(liao)(liao))原料(liao)(liao)進(jin)(jin)行脫(tuo)氣(qi)(qi)、熔(rong)化(hua)處理,通過坩堝(guo)傾(qing)爐系(xi)統澆鑄,經過中(zhong)間包(bao)在(zai)水冷輥上(shang)急(ji)速(su)凝固后形成薄(bo)片(pian),再(zai)在(zai)水冷盤上(shang)進(jin)(jin)行慢速(su)降溫,在(zai)撥(bo)鑿的攪拌下(xia),把合(he)(he)金(jin)降到(dao)30℃左右,形成大(da)不薄(bo)厚均勻的合(he)(he)金(jin)薄(bo)片(pian)的一種熔(rong)煉(lian)設(she)備(bei)(bei)。

27 January 2022
真空甩帶爐的工作方式是什么

2021-05-24

真空甩帶爐處理作用有多大

  真(zhen)空甩(shuai)(shuai)(shuai)帶爐(lu)處(chu)理作用(yong)(yong)有多大(da)   真(zhen)空甩(shuai)(shuai)(shuai)帶爐(lu)處(chu)理工(gong)(gong)(gong)藝能提(ti)(ti)高零件(jian)的(de)使(shi)(shi)用(yong)(yong)壽命,是當代很好的(de)熱(re)處(chu)理工(gong)(gong)(gong)藝,已被大(da)家普遍認同。   真(zhen)空甩(shuai)(shuai)(shuai)帶爐(lu)的(de)普及便(bian)是在(zai)(zai)(zai)這(zhe)個時(shi)代大(da)背景下(xia)(xia)應運而(er)生的(de)。真(zhen)空爐(lu)在(zai)(zai)(zai)零件(jian)熱(re)處(chu)理時(shi)在(zai)(zai)(zai)真(zhen)空狀(zhuang)態下(xia)(xia)進行(xing)的(de),完全避(bi)免(mian)(mian)了氧化的(de)問題,熱(re)處(chu)理后的(de)零件(jian)性能更加(jia)穩定(ding)可靠(kao),為(wei)精密工(gong)(gong)(gong)件(jian)加(jia)工(gong)(gong)(gong)提(ti)(ti)供了保(bao)(bao)障。據統計,用(yong)(yong)真(zhen)空爐(lu)處(chu)理的(de)零件(jian),在(zai)(zai)(zai)硬(ying)度(du)相當的(de)情(qing)況下(xia)(xia),其(qi)使(shi)(shi)用(yong)(yong)壽命比普通(tong)工(gong)(gong)(gong)藝處(chu)理的(de)零件(jian)提(ti)(ti)高30%,甚至提(ti)(ti)高幾(ji)倍。   用(yong)(yong)的(de)同時(shi),我們還要知道(dao)如何保(bao)(bao)養(yang)。一(yi)般的(de)工(gong)(gong)(gong)業爐(lu),基(ji)本上每年(nian)都要大(da)檢修一(yi)次,真(zhen)空甩(shuai)(shuai)(shuai)帶爐(lu)也不例外,每年(nian)檢修一(yi)次,就(jiu)可延長(chang)(chang)使(shi)(shi)用(yong)(yong),但也要合理保(bao)(bao)養(yang)維(wei)護。   如果(guo)長(chang)(chang)期停爐(lu)后,再(zai)次使(shi)(shi)用(yong)(yong),一(yi)定(ding)要先烘爐(lu),先用(yong)(yong)120攝(she)氏度(du)烘烤一(yi)小時(shi),然后在(zai)(zai)(zai)300攝(she)氏度(du)下(xia)(xia)烘烤兩(liang)小時(shi),這(zhe)是為(wei)了避(bi)免(mian)(mian)真(zhen)空甩(shuai)(shuai)(shuai)帶爐(lu)爐(lu)膛在(zai)(zai)(zai)高溫下(xia)(xia)開(kai)裂(lie)。

24 January 2022
真空甩帶爐處理作用有多大

2021-05-19

真空熔煉爐的組成部件

  真(zhen)空(kong)(kong)熔(rong)(rong)煉(lian)爐(lu)(lu)的(de)(de)(de)組(zu)成(cheng)(cheng)部件(jian)   真(zhen)空(kong)(kong)熔(rong)(rong)煉(lian)爐(lu)(lu)由(you)中(zhong)頻(pin)電源,電容(rong)器柜(ju),爐(lu)(lu)體,機械傾斜裝置(或液(ye)壓(ya)傾斜裝置),水分(fen)配器,坩堝模具(或石(shi)墨坩堝,鐵坩堝),水冷電纜,連接銅(tong)排等組(zu)成(cheng)(cheng)。   真(zhen)空(kong)(kong)熔(rong)(rong)煉(lian)爐(lu)(lu)爐(lu)(lu)襯(chen)(chen)分(fen)為耐酸和(he)耐堿。酸性爐(lu)(lu)襯(chen)(chen)由(you)石(shi)英砂制成(cheng)(cheng),石(shi)英砂中(zhong)二氧(yang)化(hua)(hua)(hua)硅含量超過(guo)(guo)98%。由(you)于熔(rong)(rong)點低(di),穩定(ding)性差,因此(ci)主要用(yong)于有色金(jin)(jin)屬和(he)鑄鐵的(de)(de)(de)冶煉(lian)和(he)隔熱(re)(re)。堿性爐(lu)(lu)襯(chen)(chen)由(you)含鎂量超過(guo)(guo)85%的(de)(de)(de)氧(yang)化(hua)(hua)(hua)鎂制成(cheng)(cheng),用(yong)于熔(rong)(rong)煉(lian)特殊鋼(gang)和(he)鎳(nie)基真(zhen)空(kong)(kong)感應(ying)爐(lu)(lu)在(zai)(zai)冶煉(lian)過(guo)(guo)程中(zhong),金(jin)(jin)屬通過(guo)(guo)感應(ying)加熱(re)(re),然后(hou)傳(chuan)輸(shu)到(dao)爐(lu)(lu)渣(zha)(zha)。因此(ci),爐(lu)(lu)渣(zha)(zha)的(de)(de)(de)溫(wen)度較(jiao)低(di),爐(lu)(lu)渣(zha)(zha)的(de)(de)(de)結構(gou)決定(ding)了鋼(gang)-爐(lu)(lu)渣(zha)(zha)的(de)(de)(de)界面較(jiao)小。   使(shi)(shi)用(yong)鎳(nie)基合(he)金(jin)(jin)時(shi),應(ying)使(shi)(shi)用(yong)更(geng)好的(de)(de)(de)原材(cai)料,并且應(ying)根(gen)據每種元素的(de)(de)(de)燒盡情況迅速加熱(re)(re)和(he)熔(rong)(rong)化(hua)(hua)(hua)成(cheng)(cheng)分(fen)。當(dang)大(da)量裝料熔(rong)(rong)化(hua)(hua)(hua)后(hou),應(ying)添加爐(lu)(lu)渣(zha)(zha)以(yi)減(jian)少氧(yang)化(hua)(hua)(hua)。爐(lu)(lu)渣(zha)(zha)應(ying)與(yu)爐(lu)(lu)襯(chen)(chen)兼容(rong)。完全(quan)熔(rong)(rong)化(hua)(hua)(hua)后(hou),根(gen)據產品的(de)(de)(de)成(cheng)(cheng)分(fen)分(fen)批添加脫氧(yang)劑(硅鐵粉(fen)(fen),硅鈣(gai)粉(fen)(fen),鋁粉(fen)(fen)等),并在(zai)(zai)必要時(shi)取樣(yang)進行分(fen)析以(yi)調整組(zu)成(cheng)(cheng)。當(dang)組(zu)成(cheng)(cheng)合(he)格并且脫氧(yang)良好時(shi),可(ke)以(yi)放出(chu)鋼(gang)。鑄鐵在(zai)(zai)熔(rong)(rong)化(hua)(hua)(hua)和(he)保(bao)溫(wen)過(guo)(guo)程中(zhong)不(bu)會被嚴(yan)重(zhong)氧(yang)化(hua)(hua)(hua),冶金(jin)(jin)質(zhi)量要求(qiu)也很(hen)低(di)。合(he)金(jin)(jin)使(shi)(shi)真(zhen)空(kong)(kong)熔(rong)(rong)煉(lian)爐(lu)(lu)爐(lu)(lu)襯(chen)(chen)干燥或濕(shi)潤,以(yi)使(shi)(shi)耐火材(cai)料逐層(ceng)具有適當(dang)的(de)(de)(de)粒徑比(bi)。它(ta)需要密集(ji)而不(bu)分(fen)層(ceng)。在(zai)(zai)一次冶煉(lian)過(guo)(guo)程中(zhong),緩慢加熱(re)(re)以(yi)避免破(po)裂。

19 January 2022
真空熔煉爐的組成部件

2021-05-16

空甩帶爐組成介紹

  真(zhen)空(kong)(kong)(kong)(kong)甩(shuai)帶(dai)爐組成(cheng)(cheng)介紹(shao)   真(zhen)空(kong)(kong)(kong)(kong)甩(shuai)帶(dai)爐由真(zhen)空(kong)(kong)(kong)(kong)室、甩(shuai)帶(dai)裝(zhuang)置(zhi)(zhi)、坩堝自動(dong)升降(jiang)(jiang)裝(zhuang)置(zhi)(zhi)、氣(qi)(qi)路系統(tong)、機殼和(he)熔(rong)煉(lian)電(dian)源等組成(cheng)(cheng)。   1、真(zhen)空(kong)(kong)(kong)(kong)室:真(zhen)空(kong)(kong)(kong)(kong)甩(shuai)帶(dai)爐采(cai)用304板組焊而成(cheng)(cheng)并做表面處(chu)理,爐門上裝(zhuang)有大尺寸觀(guan)察窗,既滿足高真(zhen)空(kong)(kong)(kong)(kong)要求,又便(bian)于觀(guan)察實驗(yan)情況。   2、甩(shuai)帶(dai)裝(zhuang)置(zhi)(zhi):真(zhen)空(kong)(kong)(kong)(kong)甩(shuai)帶(dai)爐采(cai)用伺服電(dian)機驅動(dong),無極調(diao)速,密封采(cai)用磁(ci)流(liu)體(ti)密封裝(zhuang)置(zhi)(zhi),銅棍拆卸方便(bian)。轉動(dong)平穩,噪音極低。   3、坩堝自動(dong)升降(jiang)(jiang)系統(tong):采(cai)用氣(qi)(qi)動(dong)升降(jiang)(jiang),帶(dai)延時裝(zhuang)置(zhi)(zhi),可根(gen)據不同(tong)(tong)材料(liao)設(she)備(bei)(bei)不同(tong)(tong)噴帶(dai)參數(shu)。   4、氣(qi)(qi)路系統(tong):由電(dian)磁(ci)閥、壓力罐(guan)、手動(dong)閥門和(he)管路組成(cheng)(cheng)。   5、機殼:結(jie)(jie)合國(guo)內外(wai)(wai)設(she)備(bei)(bei)外(wai)(wai)觀(guan)經驗(yan),根(gen)據自身(shen)設(she)備(bei)(bei)特點,設(she)計出合理機殼,外(wai)(wai)表噴塑處(chu)理。   6、熔(rong)煉(lian)電(dian)源:定(ding)制的熔(rong)煉(lian)電(dian)源,操作簡單,真(zhen)空(kong)(kong)(kong)(kong)甩(shuai)帶(dai)爐結(jie)(jie)構小(xiao)巧(qiao)。

16 January 2022
空甩帶爐組成介紹

2021-05-12

真空甩帶爐的熱處理過程

  真(zhen)(zhen)(zhen)空(kong)(kong)(kong)甩(shuai)(shuai)帶(dai)(dai)爐(lu)的(de)(de)熱(re)(re)(re)處(chu)(chu)理(li)過(guo)程   真(zhen)(zhen)(zhen)空(kong)(kong)(kong)甩(shuai)(shuai)帶(dai)(dai)爐(lu)的(de)(de)熱(re)(re)(re)處(chu)(chu)理(li)工(gong)藝(yi)(yi)包括加(jia)(jia)(jia)熱(re)(re)(re)、保溫(wen)(wen)、冷(leng)卻三個(ge)過(guo)程。但有(you)時只有(you)加(jia)(jia)(jia)熱(re)(re)(re)與冷(leng)卻兩個(ge)過(guo)程。這些過(guo)程都是(shi)互相銜(xian)接(jie),不(bu)可(ke)間(jian)(jian)斷。   加(jia)(jia)(jia)熱(re)(re)(re)是(shi)熱(re)(re)(re)處(chu)(chu)理(li)中(zhong)重要工(gong)序之(zhi)一(yi)。真(zhen)(zhen)(zhen)空(kong)(kong)(kong)甩(shuai)(shuai)帶(dai)(dai)爐(lu)對金(jin)(jin)(jin)屬(shu)(shu)熱(re)(re)(re)處(chu)(chu)理(li)的(de)(de)加(jia)(jia)(jia)熱(re)(re)(re)方法很多,早(zao)期是(shi)采用(yong)木炭和(he)煤作(zuo)為(wei)熱(re)(re)(re)源,進(jin)而(er)使用(yong)液體(ti)與氣(qi)體(ti)燃料。同時也(ye)是(shi),工(gong)藝(yi)(yi)參數之(zhi)一(yi)。選擇和(he)控(kong)制(zhi)加(jia)(jia)(jia)熱(re)(re)(re)溫(wen)(wen)度(du)是(shi)保證速(su)(su)凝(ning)爐(lu)熱(re)(re)(re)處(chu)(chu)理(li)質量的(de)(de)主(zhu)要問題。加(jia)(jia)(jia)熱(re)(re)(re)溫(wen)(wen)度(du)隨(sui)被處(chu)(chu)理(li)的(de)(de)金(jin)(jin)(jin)屬(shu)(shu)材(cai)料和(he)熱(re)(re)(re)處(chu)(chu)理(li)的(de)(de)目的(de)(de)不(bu)同而(er)異,但一(yi)般都是(shi)加(jia)(jia)(jia)熱(re)(re)(re)到相變(bian)溫(wen)(wen)度(du)以上,以獲得(de)高溫(wen)(wen)組織(zhi)。   真(zhen)(zhen)(zhen)空(kong)(kong)(kong)甩(shuai)(shuai)帶(dai)(dai)爐(lu)的(de)(de)電加(jia)(jia)(jia)熱(re)(re)(re)易(yi)于控(kong)制(zhi),且無環境(jing)污染(ran)。利(li)用(yong)這些熱(re)(re)(re)源可(ke)以的(de)(de)直接(jie)加(jia)(jia)(jia)熱(re)(re)(re),也(ye)可(ke)以通過(guo)熔(rong)融的(de)(de)鹽或是(shi)金(jin)(jin)(jin)屬(shu)(shu),以至浮動粒(li)子進(jin)行(xing)(xing)間(jian)(jian)接(jie)加(jia)(jia)(jia)熱(re)(re)(re)。   此外,真(zhen)(zhen)(zhen)空(kong)(kong)(kong)甩(shuai)(shuai)帶(dai)(dai)爐(lu)是(shi)利(li)用(yong)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)感(gan)應熔(rong)煉(lian)法,把(ba)(ba)坩堝(guo)封閉(bi)在(zai)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)室中(zhong),利(li)用(yong)電磁(ci)感(gan)應產生(sheng)的(de)(de)渦流作(zuo)為(wei)熱(re)(re)(re)源。在(zai)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)或惰性氣(qi)體(ti)狀態(tai)下把(ba)(ba)合金(jin)(jin)(jin)(或是(shi)導電材(cai)料)原(yuan)料進(jin)行(xing)(xing)脫氣(qi)、熔(rong)化處(chu)(chu)理(li),通過(guo)坩堝(guo)傾爐(lu)系統澆鑄,經過(guo)中(zhong)間(jian)(jian)包在(zai)水(shui)冷(leng)輥上急速(su)(su)凝(ning)固后形(xing)成(cheng)(cheng)薄片,再在(zai)水(shui)冷(leng)盤(pan)上進(jin)行(xing)(xing)慢(man)速(su)(su)降溫(wen)(wen),在(zai)撥鑿的(de)(de)攪(jiao)拌(ban)下,把(ba)(ba)合金(jin)(jin)(jin)降到30℃左(zuo)右,形(xing)成(cheng)(cheng)大不(bu)薄厚均(jun)勻(yun)的(de)(de)合金(jin)(jin)(jin)薄片的(de)(de)一(yi)種熔(rong)煉(lian)設(she)備(bei)。用(yong)途磁(ci)性材(cai)料的(de)(de)熔(rong)煉(lian)及快速(su)(su)冷(leng)凝(ning)。也(ye)是(shi)生(sheng)產合金(jin)(jin)(jin)的(de)(de)專用(yong)設(she)備(bei),是(shi)先進(jin)鑄片工(gong)藝(yi)(yi)取代傳動鑄錠工(gong)藝(yi)(yi)的(de)(de)理(li)想替代設(she)備(bei)。

12 January 2022
真空甩帶爐的熱處理過程
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