METHOD FOR MANUFACTURING INGOT MADE OF TITANIUM OR TITANIUM ALLOY

• Main Authors: OYAMA HIDETO, UKITA SHUSUKE, NAKAOKA TAKEHIRO, YASHIKI TAKASHI, TAMURA HIDEMI, WAKAMOTO RIKU, NAKAJIMA YASUHIRO, YOKOYAMA HIROSHI, KANEHASHI HIDEKATSU
• Format: Patent
• Language: English; Japanese
• Published: 07.04.2016
• Subjects: CASTING; CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES; CHEMISTRY; FERROUS OR NON-FERROUS ALLOYS; METALLURGY; PERFORMING OPERATIONS; POWDER METALLURGY; PRETREATMENT OF RAW MATERIALS; PRODUCTION AND REFINING OF METALS; TRANSPORTING; TREATMENT OF ALLOYS OR NON-FERROUS METALS

PROBLEM TO BE SOLVED: To enable manufacturing of an ingot having excellent casting surface.SOLUTION: A method for manufacturing an ingot 10 made of titanium or titanium alloy comprises the steps of: generating arc discharge between a consumable electrode 3 disposed in a mold 2, and the mold 2 to mel...