Karfe harbi / grit
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Karfe Shot
Harbin karfean yi shi daga karfen carbon ta hanyar narkewa da kafawa.An yi amfani da ko'ina azaman abrasives don tsaftacewa, bayyanawa, shirye-shiryen saman da kuma harbi peening.Girman sa daban-daban zai ƙayyade ƙayyadaddun ƙayyadaddun da aka samu akan saman kayan aikin da za a fashe.
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Karfe Grit
Karfe gritAn murƙushe shi daga babban harbin ƙarfe na carbon, akwai don nau'ikan taurin iri uku.tare da siffar angular, yana kawar da gurɓataccen yanayi da sutura da sauri da kuma tasiri.
