Njira yopangira tungsten carbide

2021-10-13 Share

The production process of tungsten carbide


Kodi tungsten carbide ndi chiyani?

Tungsten carbide, kapena cemented carbide, yomwe imatchedwanso hard alloy, imadziwika kuti ndi imodzi mwazinthu zovuta kwambiri.s mdziko lapansi. Kwenikweni, ndi chitsulo, koma chophatikizaation cobalt, tungsten ndi zitsulo zina. Kuuma kwapamwamba kwambiri kwa tungsten carbide komwe kumapangidwa pano kuli pafupifupi 94 HRA, kuyesedwa ndi njira ya Rockwell A. Chimodzi mwa zofunika kwambiri zikuchokeras Tungsten carbide ndi tungsten, yomwe ili ndi malo osungunuka kwambiri pakati pa zitsulo zonse. Cobalt imagwira ntchito ngati chomangira muzitsulo zachitsulo izi ndikuwongoleras mphamvu yopindika ya tungsten carbide. Chifukwa chakuchita bwino kwa tungsten carbide, ndizinthu zabwino kwambiri zamafakitale ambiri, monga ma tungsten carbide oyika, ndodo za carbide ndi mphero zopangira zida zodulira za CNC; kudula masamba odula mapepala, kudula makatoni, ndi zina zotero; mutu wa tungsten carbide umafa, msomali umafa, kujambula kumafa chifukwa chogwiritsa ntchito kukana; nsonga za tungsten carbide, mbale za carbide, zingwe za carbide zodula ndi kuvala ntchito; mabatani a tungsten carbide, ma HPGR studs, zoyikapo migodi ya carbide pobowola minda. Tungsten carbide zakuthupi zimagwiritsidwa ntchito kwambiri motero zimatchedwansomano kwa mafakitale.


Kodi kupanga tungsten carbide ndi chiyani?

The production process of tungsten carbide

 

1. Gawo loyamba la kupanga tungsten carbide mankhwala, ndi kupanga ufa. Ufawu ndi kusakaniza kwa WC ndi Cobalt, amasakanizidwa pamodzi mu chiŵerengero china. Mwachitsanzo, ngati makasitomala amafuna tungsten carbide mutu akamwalira, akufuna carbide kalasi YG20, kuchuluka 100 kilos. Kenako wopanga ufa adzasakaniza mozungulira 18kgs Cobalt ufa ndi 80kgs WC ufa, muyezo wa 2kgs ndi ufa wina wachitsulo womwe udzawonjezedwamo molingana ndi njira ya kampani ya YG20 giredi. Ufa wonse udzayikidwa mu makina opera. Pali kuthekera kosiyanasiyana kwamakina amphero, monga ma 5kgs a zitsanzo, 25kgs, 50kgs, 100kgs, kapena zazikulu.


The production process of tungsten carbide 


2. Pambuyo posakaniza ufa, sitepe yotsatira ndikupopera mbewu ndi kuyanika. Ku Zhuzhou Better Tungsten Carbide Company, nsanja yopopera imagwiritsidwa ntchito, yomwe imathandizira magwiridwe antchito amthupi ndi mankhwala a tungsten carbide ufa. Ufa wopangidwa ndi Spray tower umachita bwino kwambiri kuposa makina ena. Mukamaliza ntchitoyi, ufa uli mkatiokonzeka kusindikiza chikhalidwe.


The production process of tungsten carbide 


3. The ufa adzakhala mbamuikha pambuyookonzeka kusindikiza ufa umayesedwa bwino. Pali njira zosiyanasiyana zosindikizira, kapena timanena njira zosiyanasiyana zopangira zinthu za tungsten carbide. Mwachitsanzo, ngati fakitale imapanga nsonga za tungsten carbide saw, makina osindikizira adzagwiritsidwa ntchito; ngati kufa kwakukulu kwa tungsten carbide kumafunika, makina osindikizira a theka adzagwiritsidwa ntchito. Palinso njira zina zopangira zinthu za tungsten carbide, monga kuzizira kwa isostatic (dzina lalifupi ndi CIP), ndi makina otulutsa.


The production process of tungsten carbide 


4. Sintering ndi ndondomeko pambuyo kukanikiza, ndi njira yomaliza kupanga tungsten carbide chitsulo chimene chingagwiritsidwe ntchito ngati kuuma mkulu ndi mkulu mphamvu zomangamanga zitsulo kudula, kuvala-kukana, kubowola, kapena ntchito zina. Kutentha kwa sintering ndikwapamwamba mpaka 1400 centigrade. Kwa nyimbo zosiyanasiyana, kutentha kumakhala ndi zosiyana. Pa kutentha kwakukulu kotere, binder imatha kuphatikiza ufa wa WC ndikupanga mawonekedwe amphamvu. Njira yopangira sintering itha kuchitika ndi kapena popanda makina apamwamba a isostatic gasi (HIP).

Njira yomwe ili pamwambapa ndikufotokozera kosavuta kwa njira yopangira simenti ya carbide. Ngakhale zikuwoneka zophweka, kupanga tungsten carbide ndi makampani apamwamba kwambiri osonkhanitsa. Sizophweka kupanga mankhwala oyenerera a tungsten carbide. Tungsten ndi mtundu wazinthu zosasinthika, zikagwiritsidwa ntchito, sizingatheke kupangidwanso kwakanthawi kochepa. Sangalalani ndi gwero lamtengo wapatali, onetsetsani kuti gulu lililonse lazinthu za tungsten carbide ndizoyenererana ndi makasitomala, ndi chimodzi mwazifukwa zazikulu zomwe zimatikakamiza kuchita bwino. Pitirizani kuyenda, pitirizani kukonza!


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