Quenching – The sword is heated and after that fast quenched in water. This produces differential hardening, allowing for the hamon to arise. The considerably less-insulated edge cools more quickly, rendering it more difficult for remarkable edge retention and shear toughness. The thicker, extra insulating coat of clay brings about https://handmadejapanesekatana06271.bloggip.com/26597306/new-step-by-step-map-for-japanese-katana-handmade-sword