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1979
Start up of the new Melt Shop and Blast Furnace 2, the world's largest charcoal-fueled furnace, with 900 ton/day capacity.
The new oxygen plant, the rolling mill for grain-oriented electrical steel, the 75 ton LD converter, the Steckel Mill and the Continuous Casting Machine no. 1 start operation.
Private collection of Rui Santiago
Start up of Hot Strip Mill. Timóteo, MG
1978
Industrial operation of Forjas Acesita and launching of products in the market. AOD converter starts operation, with an annual capacity of 120,000 ton of stainless steel. Erection of the new Meltshop, with hot strip mill and cold rolling of grain oriented electrical steel.
The cold rolling process supplies the stainless steel domestic market, thus relieving the Country's trade balance. Production: 42,687 t of plates and coils.
Company's collection
Rougher Mill, a component of the Hot Strip Mill which enabled integration of hot metal production in Plant to finished product. Timóteo, MG
1977
Sedzimir line for the cold rolling of stainless steel sheets from imported hot coils starts operation. This is a pioneer unit in Latin America and a milestone for stainless steel production.
The third expansion of the Company begins.
Private collection of JosÈ Cordeiro Neves
Sendzimir Mill: cold rolling mill for stainless steels, and grain oriented and non-oriented electrical steels.
1976
Third Japanese Mission with representatives of Nippon Steel Corporation and Daido Steel Corporation.
Beginning of assembly and tests of stainless steel rolling equipment by foreign technicians.
Company's collection
Visit of Japanese's mission to the Company's Office in Rio de Janeiro
1975 Return of Mission 3/1 members who attended a training period in Daido Steel, in Nagoya, Japan. First visit to Armco to detail the training program of the employees who will operate the equipment. Second visit to Japan.
Private collection of Saulo T·rcia
Geraldo …nio, JosÈ Luis Pimenta, DÈcio and JosÈ Waltencir, during technical mission in Japan.
1974
Erection of the Heurtey walking beam furnace and re-startup of the 24-mm mill. The Lind - Union Carbide hot scarfing mill starts operation and it is the first machine to be installed in Latin America.
The new chemical pickling unit starts operation. Forjas Acesita and Itavale are created.
The intense expansion pace of the Company brings new charcoal demands. In order to ensure a regular supply to the steel sector, the purchasing of many and large areas was intensified - for reforestation and charcoal production purposes, in Jequitinhonha Valley, in the North of Minas Gerais state. The new scale of activities required in this sector promoted the creation of the affiliate Florestal Acesita S.A.
Company's collection
Reforestation area
1972
Tem inÌcio a gestão de Amaro Lanari Guatimozim, que enfrentar· um grande desafio na conquista do inox: fabricantes do produto guardam o segredo tecnolÛgico a "sete chaves" e relutam em prestar assistÍência tÈcnica ‡ Empresa. A criatividade tecnolÛgica da Companhia se manifesta nessa oportunidade e seu corpo tÈcnico se desloca pelo mundo em visita ‡s empresas lÌderes do setor na Europa, Estados Unidos e Jap„o.
First heat in the LD converter supplied by Voest, operation start-up of mechanized blooming mill and gas pits.
Second phase of the expansion plan is concluded and Acesita's production capacity increases to 300,000 ton/year.
Start of Amaro Lanari Guatimozim administration and he will face a big challenge in the stainless steel conquest: steel producers keep their technological secret under lock and key and refuse to provide technical assistance to the Company.
The Company's technological creativity rises from this opportunity and its technical team travels around the world in order to visit the leading companies in the sector in Europe, the USA and Japan.
Private collection of Frederico Meyer
Amaro Lanari Guatimosim e Saulo T·rcia visit the Company's facilities. Timóteo, MG, 70's
1971
The oxygen plants, Chicago Pneumatic (800 m3/hour) and Hitachi (2,000 m3/hour), start operation. Beginning of data processing in the Company.
Private collection of Frederico Meyer.
Electronic technician, Michelle Tetard, from ARC Eletronic. Timóteo, MG
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