{"id":13917,"date":"2020-03-12T08:55:52","date_gmt":"2020-03-12T08:55:52","guid":{"rendered":"https:\/\/www.meetyoucarbide.com\/?p=13917"},"modified":"2020-05-07T00:30:57","modified_gmt":"2020-05-07T00:30:57","slug":"the-efficacy-of-carbon-content-on-wc-tic-co-cemented-carbide","status":"publish","type":"post","link":"https:\/\/www.meetyoucarbide.com\/tr\/wc-tic-co-semented-karbur-etkin-of-karbon-icerigi\/","title":{"rendered":"Karbon Bile\u015feninin WC-tic-co-\u00e7imentolu Karb\u00fcr \u00dczerine Etkisi"},"content":{"rendered":"
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WC Co sinterlenmi\u015f karb\u00fcrler, k\u0131r\u0131lganl\u0131k, gevrek k\u0131r\u0131lma, i\u015fleme yumu\u015famas\u0131 ve kenar k\u0131r\u0131lmas\u0131 gibi bir\u00e7ok sorunu olan y\u00fcksek s\u0131cakl\u0131k uygulamalar\u0131nda oksitlenmesi ve ayr\u0131\u015fmas\u0131 kolayd\u0131r. Hala \u00e7eli\u011fin y\u00fcksek h\u0131zda kesilmesi i\u00e7in uygun de\u011fillerdir, bu nedenle b\u00fcy\u00fck s\u0131n\u0131rlamalar. WC tic co semente karb\u00fcrlerin a\u015f\u0131nma direncine, oksidasyon direncine ve krater a\u015f\u0131nma direncine sahip oldu\u011fu bilinmektedir.<\/strong><\/strong><\/p>\n\n\n\n

Bununla birlikte, tik ve kat\u0131 \u00e7\u00f6zeltisinin WC'den \u00e7ok daha k\u0131r\u0131lgan olmas\u0131 nedeniyle, bu ala\u015f\u0131m ayr\u0131ca nispeten b\u00fcy\u00fck kusurlara sahiptir, yani ala\u015f\u0131m\u0131n toklu\u011fu ve kaynaklanabilirli\u011fi zay\u0131ft\u0131r. Ayr\u0131ca, TiC i\u00e7eri\u011fi 18%'yi a\u015ft\u0131\u011f\u0131nda, ala\u015f\u0131m sadece k\u0131r\u0131lgan olmakla kalmaz, ayn\u0131 zamanda kaynaklanmas\u0131 da zordur. Ek olarak, tik, y\u00fcksek s\u0131cakl\u0131k performans\u0131n\u0131 \u00f6nemli \u00f6l\u00e7\u00fcde iyile\u015ftiremez. <\/strong><\/strong><\/p>\n\n\n\n

TAC, yaln\u0131zca semente karb\u00fcr\u00fcn oksidasyon direncini iyile\u015ftirmekle kalmaz, ayn\u0131 zamanda WC ve tic'in tane b\u00fcy\u00fcmesini de engeller. Semente karb\u00fcr\u00fcn a\u015f\u0131nma direncini d\u00fc\u015f\u00fcrmeden semente karb\u00fcr\u00fcn mukavemetini art\u0131rabilen pratik bir karb\u00fcrd\u00fcr. TAC, WC tic co semente karb\u00fcr\u00fcn i\u00e7ine TAC ekleyerek sinterlenmi\u015f karb\u00fcr\u00fcn mukavemetini art\u0131rabilir. Ala\u015f\u0131m, kesme s\u0131cakl\u0131\u011f\u0131nda b\u00fcy\u00fck bir darbe y\u00fck\u00fc ta\u015f\u0131yabilir. TAC'nin erime noktas\u0131 3880 \u2103 kadar y\u00fcksektir. TAC ilavesi, ala\u015f\u0131m\u0131n y\u00fcksek s\u0131cakl\u0131k performans\u0131n\u0131 geli\u015ftirmek i\u00e7in \u00e7ok faydal\u0131d\u0131r. 1000 \u2103'de bile iyi bir sertlik ve dayan\u0131kl\u0131l\u0131k sa\u011flayabilir.<\/strong><\/strong><\/p>\n\n\n\n

Tic ve TAC, WC'de \u00e7\u00f6z\u00fcnmezken WC, tik i\u00e7inde \u00e7\u00f6z\u00fcn\u00fcr. TAC taraf\u0131ndan olu\u015fturulan s\u00fcrekli kat\u0131 \u00e7\u00f6zelti i\u00e7inde WC'nin \u00e7\u00f6z\u00fcn\u00fcrl\u00fc\u011f\u00fc yakla\u015f\u0131k 70wt%'dir. WC'nin kat\u0131 \u00e7\u00f6zeltideki \u00e7\u00f6z\u00fcn\u00fcrl\u00fc\u011f\u00fc, TAC i\u00e7eri\u011finin artmas\u0131yla azal\u0131r. WC tic tac Co ala\u015f\u0131mlar\u0131n\u0131n \u00f6zellikleri temel olarak tic + TAC, Ti atom numaras\u0131n\u0131n ta atom numaras\u0131na oran\u0131 ve kobalt i\u00e7eri\u011fi ayarlanarak elde edilir. Ti atom say\u0131s\u0131n\u0131n ta atom numaras\u0131na oran\u0131 ve kobalt i\u00e7eri\u011fi sabitlendi\u011finde, en iyi performans\u0131 elde etmek i\u00e7in TiC + TAC i\u00e7eri\u011finin ayarlanmas\u0131 ara\u015ft\u0131rmalar\u0131n odak noktas\u0131 haline geldi.<\/strong><\/strong><\/p>\n\n\n\n

1. Bu deneyde kullan\u0131lan hammaddeler \u015funlard\u0131r: WC tozu, bile\u015fik karb\u00fcr tozu [(W, Ti, TA) C] tozu ve Co tozu. Kimyasal bile\u015fim ve ortalama par\u00e7ac\u0131k boyutu Tablo 1'de g\u00f6sterilmi\u015ftir.<\/strong><\/strong><\/p>\n\n\n\n

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Tablo 1 Hammaddelerin bile\u015fimi ve ortalama par\u00e7ac\u0131k boyutu<\/strong><\/strong><\/p>\n\n\n\n

Toz standart tablo 2'ye g\u00f6re orant\u0131land\u0131ktan sonra \u00f6\u011f\u00fct\u00fcl\u00fcr ve nd7-2l planet bilyal\u0131 de\u011firmende 34 saat kar\u0131\u015ft\u0131r\u0131l\u0131r, bilye malzemesinin k\u00fctle oran\u0131 5:1, \u00f6\u011f\u00fctme ortam\u0131 alkold\u00fcr, ekleme miktar\u0131 450ml'dir. \/ kg, \u00f6\u011f\u00fctme h\u0131z\u0131 228r \/ dak'd\u0131r ve \u00f6\u011f\u00fctme bitiminden d\u00f6rt saat \u00f6nce 2wt% parafin eklenir. Bulama\u00e7 elenecek (325 a\u011f), vakumla kurutulacak, elenecek (150 a\u011f) ve kurutulduktan sonra \u015fekillendirilecek \u015fekilde preslenecek, presleme bas\u0131nc\u0131 250Mpa ve bo\u015fluk boyutu (25 \u00d7 8 \u00d7 6.5) mm olacakt\u0131r. Preslenen numuneler vsf-223 vakumlu sinterleme f\u0131r\u0131n\u0131nda 1420 \u2103'de 1 saat sinterlendi.<\/strong><\/strong><\/p>\n\n\n\n

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Tablo 2 ala\u015f\u0131m% bile\u015fim oran\u0131<\/strong><\/strong><\/p>\n\n\n\n

sgy-50000 dijital basma mukavemeti test cihaz\u0131nda sinterlenmi\u015f numunenin e\u011filme mukavemetini belirlemek i\u00e7in \u00fc\u00e7 noktal\u0131 b\u00fckme y\u00f6ntemi kullan\u0131lm\u0131\u015ft\u0131r. Nihai mukavemet verileri, \u00fc\u00e7 numunenin ortalama de\u011feriydi. Numunenin sertlik HRA's\u0131 Rockwell sertlik test cihaz\u0131nda \u00f6l\u00e7\u00fclm\u00fc\u015ft\u00fcr. 600N y\u00fcke ve 120 \u00b0 koni a\u00e7\u0131s\u0131na sahip elmas koni girintisi kullan\u0131ld\u0131.<\/strong><\/strong><\/p>\n\n\n\n

Kobalt manyetizmas\u0131, kobalt manyetik test cihaz\u0131 ile \u00f6l\u00e7\u00fcl\u00fcr ve zorlay\u0131c\u0131 kuvvet, zorlay\u0131c\u0131 kuvvet \u00f6l\u00e7er ile \u00f6l\u00e7\u00fcl\u00fcr. Numune y\u00fczeyi bir ayna y\u00fczeyine toprakland\u0131ktan sonra, ayna y\u00fczeyi 20% sodyum hidroksit \u00e7\u00f6zeltisi ve 20% potasyum siyan\u00fcr \u00e7\u00f6zeltisinin e\u015fit hacimli kar\u0131\u015f\u0131m\u0131 ile a\u015f\u0131nd\u0131r\u0131l\u0131r ve ard\u0131ndan taramal\u0131 elektron mikroskobunda 4000 kez metalurjik g\u00f6zlem yap\u0131l\u0131r. Manyetik \u00f6zellikler manyetik \u00f6zellikler, ortak manyetik com ve zorlay\u0131c\u0131 kuvvet HC'yi i\u00e7erir. Com, ala\u015f\u0131mdaki karbon i\u00e7eri\u011fini temsil eder, HC, WC'nin tane boyutunu temsil eder. Ulusal standart gb3848-1983'e g\u00f6re, ala\u015f\u0131m\u0131n kobalt manyetizmas\u0131 ve zorlay\u0131c\u0131 kuvveti belirlenir ve sonu\u00e7lar Tablo 3'te g\u00f6sterilir. Tablo 3'ten g\u00f6reli manyetik doygunluk COM \/ CO ve zorlay\u0131c\u0131 kuvvet HC'nin azald\u0131\u011f\u0131 g\u00f6r\u00fclebilir. bile\u015fik karb\u00fcr (W, Ti, TA) i\u00e7eri\u011finin artmas\u0131yla C.<\/strong><\/p>\n\n\n\n

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Tablo 3, kobalt manyetizmas\u0131 ve tungsten kobalt titanat\u0131n zorlay\u0131c\u0131 kuvvetinin test sonu\u00e7lar\u0131<\/strong><\/strong><\/p>\n\n\n\n

Genel olarak konu\u015fursak, ala\u015f\u0131m\u0131n karbonsuzla\u015fmamas\u0131n\u0131 sa\u011flamak i\u00e7in 85% kobalt \u00fczerindeki COM i\u00e7eri\u011finin kontrol\u00fc, grup 1'deki COM \/ CO oran\u0131 85%'den \u00e7ok daha d\u00fc\u015f\u00fckt\u00fcr ve HC'si de anormal derecede y\u00fcksektir. Ciddi koku giderme yap\u0131s\u0131na ait olan ala\u015f\u0131mda manyetik olmayan \u03b7 faz\u0131 (co3w3c) g\u00f6r\u00fcl\u00fcr. Bu nedenle sadece 2, 3 ve 4 numaral\u0131 gruplar\u0131 tart\u0131\u015faca\u011f\u0131z:<\/strong><\/strong><\/p>\n\n\n\n

Bu deneyde, 2, 3 ve 4 grup ala\u015f\u0131m\u0131n toplam karbon i\u00e7eri\u011fi 7.18wt%, 7.61wt%, 8.04wt%'dir, s\u0131rayla toplam karbon i\u00e7eri\u011fi artar ve HC s\u0131rayla azal\u0131r. Zorlay\u0131c\u0131 kuvvetin boyutu, ala\u015f\u0131m\u0131n kobalt faz\u0131n\u0131n da\u011f\u0131lma derecesi ve karbon i\u00e7eri\u011fi ile ilgilidir. Kobalt faz\u0131n\u0131n da\u011f\u0131lma derecesi ne kadar y\u00fcksek olursa, ala\u015f\u0131m\u0131n zorlay\u0131c\u0131 kuvveti de o kadar b\u00fcy\u00fck olur. Kobalt faz\u0131n\u0131n da\u011f\u0131lma derecesi, ala\u015f\u0131m\u0131n kobalt i\u00e7eri\u011fine ve WC tane boyutuna ba\u011fl\u0131d\u0131r. Kobalt i\u00e7eri\u011fi belirlendi\u011finde, WC tanesi ne kadar ince olursa, zorlay\u0131c\u0131 kuvvet o kadar y\u00fcksek olur. Bu nedenle, HC, WC tane boyutunu dolayl\u0131 olarak \u00f6l\u00e7mek i\u00e7in bir indeks olarak kullan\u0131labilir.<\/strong><\/strong><\/p>\n\n\n\n

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Karbon i\u00e7eri\u011fi, kobalttaki kat\u0131 tungsten \u00e7\u00f6zeltisini etkiler. Karbon i\u00e7eri\u011finin artmas\u0131yla, kobalt faz\u0131ndaki tungsten i\u00e7eri\u011fi azal\u0131r. Tungsten'in kobalt i\u00e7indeki kat\u0131 \u00e7\u00f6zeltisi, karbon bak\u0131m\u0131ndan zengin ala\u015f\u0131mda 4wt% ve karbon eksikli\u011fi olan ala\u015f\u0131mda 16wt%'dir. WC, \u03b3 faz\u0131nda WC'nin \u00e7\u00f6z\u00fcnmesini ve \u00e7\u00f6kelmesini engelleyebildi\u011finden, WC rafine edilir ve HC y\u00fcksektir, dolay\u0131s\u0131yla toplam karbon i\u00e7eri\u011fi s\u0131rayla artar, WC tanesi kabala\u015f\u0131r ve HC azal\u0131r. 2.2 Mikro yap\u0131n\u0131n ala\u015f\u0131m\u0131n mekanik \u00f6zellikleri \u00fczerindeki etkisinin sertlik ve e\u011filme mukavemeti test sonu\u00e7lar\u0131 \u015eekil 1'de g\u00f6sterilmi\u015ftir. Bile\u015fik karb\u00fcr\u00fcn (W, Ti, TA) C i\u00e7eri\u011finin artmas\u0131yla e\u011filme mukavemeti artar. ), sertlik ise tam tersidir.<\/strong><\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u015eekil 1 tungsten kobalt titanat\u0131n sertlik ve e\u011filme mukavemeti test sonu\u00e7lar\u0131<\/strong><\/strong><\/p>\n\n\n\n

Bile\u015fik karb\u00fcrlerdeki (W, Ti, TA) C i\u00e7eri\u011finin azalmas\u0131yla HC artar, yani WC tane inceltme. Kobalt i\u00e7eri\u011fi sabit oldu\u011funda WC tanelerinin rafine edilmesiyle sertlik artar. Bunun nedeni, ala\u015f\u0131m\u0131n tane s\u0131n\u0131r\u0131 ve faz s\u0131n\u0131r\u0131 boyunca g\u00fc\u00e7lendirilmesi ve karb\u00fcr tanesinin ar\u0131t\u0131lmas\u0131n\u0131n ba\u011flama a\u015famas\u0131nda \u00e7\u00f6z\u00fcn\u00fcrl\u00fc\u011f\u00fcn\u00fc art\u0131raca\u011f\u0131 ve \u03b3 faz\u0131n\u0131n sertli\u011finin de artaca\u011f\u0131 ve bu da sertli\u011fin artmas\u0131na yol a\u00e7aca\u011f\u0131d\u0131r. t\u00fcm ala\u015f\u0131m\u0131n.<\/strong><\/strong><\/p>\n\n\n\n

Bununla birlikte, WC tane boyutunun k\u0131r\u0131lma toklu\u011fu \u00fczerindeki etkisi daha karma\u015f\u0131kt\u0131r. Alt mikrondan daha k\u00fc\u00e7\u00fck tane boyutuna sahip ala\u015f\u0131m i\u00e7in, ana \u00e7entik \u00e7atlaklar\u0131, az miktarda transgran\u00fcler k\u0131r\u0131lma ile \u00e7atlak (tanecikler aras\u0131) sapma ve tokluk k\u00f6pr\u00fcs\u00fcd\u00fcr.<\/strong><\/strong><\/p>\n\n\n\n

WC partik\u00fcl boyutu k\u00fc\u00e7\u00fcld\u00fck\u00e7e, tanelerdeki kusur olas\u0131l\u0131\u011f\u0131 azal\u0131r ve partik\u00fcllerin mukavemeti artar, bu da taneler aras\u0131 k\u0131r\u0131lman\u0131n azalmas\u0131na ve taneler aras\u0131 k\u0131r\u0131lman\u0131n artmas\u0131na neden olur. B\u00fcy\u00fck tane boyutuna sahip ala\u015f\u0131m i\u00e7in, WC kristalinde sadece d\u00f6rt ba\u011f\u0131ms\u0131z kayma sistemi vard\u0131r. WC tane boyutunun artmas\u0131yla, \u00e7atla\u011f\u0131n sapmas\u0131 ve \u00e7atallanmas\u0131 artar, bu da k\u0131r\u0131lma y\u00fczey alan\u0131n\u0131n artmas\u0131 ve tokla\u015fma ile sonu\u00e7lan\u0131r. Bu nedenle, e\u011filme mukavemetini tek ba\u015f\u0131na tane boyutuna g\u00f6re de\u011ferlendirmek do\u011fru de\u011fildir ve mikro yap\u0131s\u0131 da analiz edilmelidir.<\/strong><\/strong><\/p>\n\n\n\n

D\u00f6rt farkl\u0131 bile\u015fik karb\u00fcr (W, Ti, TA) C i\u00e7eri\u011fine sahip semente karb\u00fcr\u00fcn metalurjik yap\u0131s\u0131 \u015eekil 2'de g\u00f6sterilmektedir. (W, Ti, TA) C i\u00e7eri\u011finin artmas\u0131yla WC'nin \u015fekli d\u00fczenli olma e\u011filimindedir. \u015eekil 2a'daki tuvaletlerin \u00e7o\u011fu, yo\u011fun bir \u015fekilde d\u00fczenlenmi\u015f d\u00fczensiz uzun \u00e7ubuklard\u0131r. WC'nin ortalama tane boyutu nispeten iyidir, ancak WC'nin yetersiz kristalizasyonundan kaynaklanan biti\u015fik derecesi y\u00fcksektir, kobalt faz\u0131 WC'yi tamamen sarmaz ve kal\u0131nl\u0131k e\u015fit de\u011fildir. Bir de kaba \u00fc\u00e7gen WC taneleri var. \u03b7 faz\u0131 ayr\u0131\u015ft\u0131\u011f\u0131nda, CO \u00e7\u00f6kelerek lokal birlikte zenginle\u015fmeye neden olur. Ayn\u0131 zamanda, W ve C, kaba \u00fc\u00e7gen WC taneleri olu\u015fturmak i\u00e7in \u00e7evreleyen WC taneleri \u00fczerinde \u00e7\u00f6kelir. \u015eekil 2a-2d'den, WC tanelerinin \u015feklinin, boyutunun ve da\u011f\u0131l\u0131m\u0131n\u0131n belirgin de\u011fi\u015fikliklere sahip oldu\u011fu g\u00f6r\u00fclebilir. WC taneleri d\u00fczenli plaka \u015fekline e\u011filimlidir, tanelerin kabala\u015fma kom\u015fulu\u011fu azal\u0131r ve ba\u011flanma faz\u0131n\u0131n ortalama serbest yolu \u03bb artar. \u015eekil 2D'de, WC taneleri, dar par\u00e7ac\u0131k boyutu da\u011f\u0131l\u0131m\u0131, d\u00fc\u015f\u00fck kaba biti\u015fik tane derecesi, \u00e7o\u011fu yakla\u015f\u0131k 1.0 \u03bcm plaka WC olan ba\u011flanma faz\u0131n\u0131n b\u00fcy\u00fck ortalama serbest yolu \u03bb ve az miktarda WC \u00fc\u00e7geni ile iyi geli\u015fmi\u015ftir. hepsi da\u011f\u0131l\u0131m da\u011f\u0131l\u0131m\u0131 olan yakla\u015f\u0131k 200nm.<\/strong><\/p>\n\n\n\n

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\u015eekil 2 Semente karb\u00fcr i\u00e7indeki farkl\u0131 bile\u015fik karb\u00fcrlerin (W, Ti, TA) C i\u00e7eri\u011finin metalografik resmi<\/strong><\/strong><\/p>\n\n\n\n

WC'nin \u00e7\u00f6z\u00fcnme \u00e7\u00f6keltisi, daha y\u00fcksek enerjili WC'yi (k\u00fc\u00e7\u00fck partik\u00fcller, partik\u00fcl y\u00fczeyinin kenarlar\u0131 ve k\u00f6\u015feleri, \u00e7\u0131k\u0131nt\u0131lar ve temas noktalar\u0131) tercihen \u00e7\u00f6z\u00fcnmesini sa\u011flayan ve WC'nin s\u0131v\u0131 fazda \u00e7\u00f6z\u00fcnen WC'nin y\u00fczeyinde birikmesini sa\u011flayan sinterleme i\u015fleminde meydana gelir. ya\u011f\u0131\u015ftan sonra b\u00fcy\u00fck WC, k\u00fc\u00e7\u00fck WC'nin kaybolmas\u0131na ve b\u00fcy\u00fck WC'nin artmas\u0131na neden olur ve \u015fekil uyumuna ba\u011fl\u0131 olarak par\u00e7ac\u0131klar\u0131n daha s\u0131k\u0131 bir \u015fekilde birikmesini sa\u011flar, par\u00e7ac\u0131k y\u00fczeyinin p\u00fcr\u00fczs\u00fcz olma e\u011filiminde olmas\u0131n\u0131 sa\u011flar ve iki WCS'yi yapar Aralar\u0131ndaki mesafe k\u0131sal\u0131r .<\/strong><\/strong><\/p>\n\n\n\n

D\u00fc\u015f\u00fck kobalt ala\u015f\u0131m\u0131n\u0131n sinterleme i\u015fleminde, toplam karbon i\u00e7eri\u011finin artmas\u0131, s\u0131v\u0131 faz\u0131n miktar\u0131 ve s\u0131v\u0131 faz\u0131n tutma s\u00fcresi artar, WC \u00e7\u00f6z\u00fcnme \u00e7\u00f6keltme i\u015flemi daha dolu olur, WC taneleri tamamen geli\u015fir, y\u00fczey daha p\u00fcr\u00fczs\u00fcz olur, ve par\u00e7ac\u0131k boyutu da\u011f\u0131l\u0131m\u0131 daha tekd\u00fczedir. Ek olarak, ala\u015f\u0131m\u0131n toplam karbon i\u00e7eri\u011finin artmas\u0131yla, CO'daki kat\u0131 W \u00e7\u00f6zeltisi azal\u0131r ve ba\u011flanma faz\u0131ndaki W i\u00e7eri\u011finin azalmas\u0131, ba\u011flanma faz\u0131n\u0131n plastisitesini iyile\u015ftirecek, b\u00f6ylece e\u011filme mukavemetini art\u0131racakt\u0131r. semente karb\u00fcr. Bu nedenle, toplam karbon i\u00e7eri\u011finin artmas\u0131yla e\u011filme mukavemeti artar.<\/strong><\/strong><\/p>\n\n\n\n

\u00e7\u00f6z\u00fcm<\/strong><\/strong><\/p>\n\n\n\n

(1) CO i\u00e7eri\u011fi sabit oldu\u011funda, bile\u015fik karb\u00fcr (W, Ti, TA) C i\u00e7eri\u011finin artmas\u0131yla, ala\u015f\u0131m\u0131n toplam karbon i\u00e7eri\u011fi artar, HC azal\u0131r, WC tane irile\u015fir, CO i\u00e7indeki w \u00e7\u00f6zeltisi azal\u0131r ve ala\u015f\u0131m\u0131n sertli\u011fi azal\u0131r.<\/strong><\/strong><\/p>\n\n\n\n

(2) Ala\u015f\u0131m\u0131n metalografik yap\u0131s\u0131, ala\u015f\u0131m\u0131n toplam karbon i\u00e7eri\u011fi ile yak\u0131ndan ili\u015fkilidir. Bile\u015fik karb\u00fcr (W, Ti, TA) C i\u00e7eri\u011fi artar, ala\u015f\u0131m\u0131n toplam karbon i\u00e7eri\u011fi artar, WC tane kom\u015fulu\u011fu azal\u0131r, par\u00e7ac\u0131k boyutu da\u011f\u0131l\u0131m\u0131 daral\u0131r, ba\u011flanma faz\u0131n\u0131n ortalama serbest yolu \u03bb artar ve e\u011filme mukavemeti art\u0131\u015flar.<\/strong><\/strong><\/p>\n\n\n\n

(3) wcta'n\u0131n en iyi mikro yap\u0131s\u0131 ve \u00f6zellikleri a\u015fa\u011f\u0131daki gibidir: toplam karbon i\u00e7eri\u011fi 8.04wt% oldu\u011funda, sertlik 91.9hra'd\u0131r ve e\u011filme mukavemeti 1108mpa'd\u0131r.<\/strong><\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

WC Co cemented carbides are easy to oxidize and decompose in high temperature application, which have many problems, such as brittleness, brittle fracture, processing softening and edge breaking, etc. they are still not suitable for high speed cutting of steel, so they have great limitations. WC tic co cemented carbides are known to have wear…<\/p>","protected":false},"author":2,"featured_media":13928,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[79],"tags":[],"jetpack_featured_media_url":"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2020\/03\/\u56fe\u72478-1.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/posts\/13917"}],"collection":[{"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/comments?post=13917"}],"version-history":[{"count":0,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/posts\/13917\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/media\/13928"}],"wp:attachment":[{"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/media?parent=13917"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/categories?post=13917"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/tags?post=13917"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}