Ana yin ƙwallon jefawa, wanda kuma ake kira ƙwallon niƙa, daga ƙarfen da aka yayyanka, da sauran kayan da aka yi datti. Abubuwan da aka ambata a sama suna narkewa sosai kuma suna gudanar da kwararar iska mai ci gaba bayan an dumama su. A lokacin narkar da ƙarfe, ana fara ƙara yawan abubuwan ƙarfe kamar vanadium, ƙarfe da manganese a cikin iskar gas don cimma yawan amfanin da ake so da kuma wanda aka ƙayyade. Waɗannan abubuwan za su iya zuba ƙarfen da aka yayyanka a cikin samfurin layin samarwa na masana'antar yin ƙarfe.
Ana iya amfani da ƙwallon ƙarfe na Casting a aikace-aikace daban-daban, gami da
Masana'antar yashi ta silica/Masana'antar siminti/Masana'antar sinadarai/Masana'antar wutar lantarki/Ma'adanai/Tashoshin wutar lantarki
/Masana'antun sinadarai/Masana'antar niƙa/Masana'antar ƙwallon ƙafa/Masana'antar kwal
Kwallayen ƙarfe na Chrome sune ƙwallon niƙa na siminti waɗanda ke ɗauke da wani kaso na chromium, kuma waɗanda aka raba su zuwa ƙwallon ƙarfe na chromium mai yawa, ƙwallon ƙarfe na matsakaici na chromium da ƙwallon ƙarfe mai ƙarancin chromium. Ƙwallayen ƙarfe na chromium an raba su zuwa Ƙwallayen ƙarfe na High Chromium, Ƙwallayen ƙarfe na Matsakaici na Chromium da Ƙwallayen ƙarfe na Low Chromium. Tare da fasalin tauri mai yawa, ƙarancin lalacewa, da ƙarancin karyewa, ana amfani da ƙwallon niƙa na siminti galibi a masana'antar siminti, masana'antar haƙar ma'adinai, masana'antar ƙarfe, masana'antar samar da wutar lantarki da masana'antar gini.
1. Duk kayan suna ɗauke da tarkacen ƙarfe, waɗanda ke ɗauke da jan ƙarfe, molybdenum, nickel da sauran abubuwa masu daraja na ƙarfe, waɗanda zasu iya inganta tsarin matrix na ƙwallon ƙarfe yadda ya kamata.
2, Ana samar da kayayyakinmu ta hanyar amfani da tanda mai matsakaicin mita wanda zai iya tabbatar da kwanciyar hankali na kayan. Ba shi da sauƙin cirewa da canza launi yayin amfani. Ko da yake yana iya ci gaba da haske da zagaye bayan dogon aiki.
3, An ɗauki mafi girman layin samar da man fetur ta atomatik mai inganci don maganin zafi, wanda ke tabbatar da kyakkyawan tauri da daidaiton samfuran.
1. Hanyoyi uku na kera ƙwallon ƙarfe
Akwai nau'ikan hanyoyin ƙera ƙwallon ƙarfe guda uku: siminti, ƙirƙira, da birgima.
(1) Yin Siminti: Ingancin ƙwallon ƙarfe da aka yi siminti ya dogara ne da yawan sinadarin chromium. A cikin 'yan shekarun nan, hauhawar farashin chromium, kariyar muhalli, da sauran abubuwa sun haifar da ƙaruwar farashin ƙwallon ƙarfe da aka yi siminti.
(2) Ƙirƙira: Ta amfani da ƙarfe mai yawa na manganese a matsayin kayan aiki, ana amfani da guduma mai ƙarfi da ƙurar ƙwallo don yin ƙwallon ƙarfe. Ƙwallon ƙarfe na ƙwallo yana da haɗin kai mai kyau na babban carbon, manganese, chromium, da sauran abubuwan ƙarfe, kuma suna da ƙarfi mai ƙarfi a cikin maganin zafi na samarwa, ƙaramin bambanci a cikin tauri tsakanin ciki da waje, da kuma bambancin ƙimar tasiri, wanda ke sa ƙwallon da aka ƙera ta fi ƙwallan da aka ƙera ƙarfi.
(3) Naɗewa: Ta amfani da sandunan ƙarfe masu ƙarfi na manganese a matsayin kayan aiki, ana yin ƙwallon ƙarfe ta hanyar injin niƙa mai jujjuyawa tare da naɗa mai karkace.
| Abu | Sinadarin Sinadarai (%) | |||||||||
| C | Si | Mn | Cr | P | S | Mo | Cu | Ni | ||
| Babban Chrome ƙwallo masu kama da gri nding | ZQCr12 | 2.0-3.0 | 0.3-1.2 | 0.2-1.0 | 11-13 | ≤0.10 | ≤0.10 | 0-1.0 | 0-1.0 | 0-1.5 |
| ZQCr15 | 2.0-3.0 | 0.3-1.2 | 0.2-1.0 | 14-17 | ≤0.10 | ≤0.10 | 0-1.0 | 0-1.0 | 0-1.5 | |
| ZQCr20 | 2.0-2.8 | 0.3-1.0 | 0.2-1.0 | 18-22 | ≤0.10 | ≤0.08 | 0-2.0 | 0-1.0 | 0-1.5 | |
| ZQCr26 | 2.0-2.8 | 0.3-1.0 | 0.2-1.0 | 22-28 | ≤0.10 | ≤0.08 | 0-2.5 | 0-2.0 | 0-1.5 | |
| ball ɗin niƙa na tsakiya na Chrome | ZQCr7 | 2.0-3.2 | 0.3-1.5 | 0.2-1.0 | 6.0-10 | ≤0.10 | ≤0.08 | 0-1.0 | 0-0.8 | 0-1.5 |
| Ƙwallon niƙa mai ƙarancin chrome | ZQCr2 | 2.0-3.6 | 0.3-1.5 | 0.2-1.0 | 1.0-3.0 | ≤0.10 | ≤0.08 | 0-1.0 | 0-0.8 | |
Sigogi masu girman chromium (Babban Sigogi na Ball na Chrome)
| Diamita mara iyaka | Nauyin ƙwallon guda ɗaya a matsakaici (g) | Adadi/MT | Taurin saman(HRC) | Gwajin tasirin juriya (Lokaci) |
| φ15 | 13.8 | 72549 | >60 | >10000 |
| φ17 | 20.1 | 49838 | >10000 | |
| φ20 | 32.7 | 30607 | >10000 | |
| φ25 | 64 | 15671 | >10000 | |
| φ30 | 110 | 9069 | >10000 | |
| φ40 | 261 | 3826 | >10000 | |
| φ 50 | 510 | 1959 | >10000 | |
| φ60 | 882 | 1134 | >10000 | |
| φ70 | 1401 | 714 | >10000 | |
| φ80 | 2091 | 478 | >58 | >10000 |
| φ90 | 2977 | 336 | >10000 | |
| φ100 | 4084 | 245 | >8000 | |
| φ120 | 7057 | 142 | >8000 | |
| φ130 | 8740 | 115 | >8000 |
