KTM Two years later in 1962, Hans Trunkenpolz also died of a heart attack. His son "Erich Trunkenpolz" took charge of the company's management. As the company continued to expand, the workforce totaled 400 in 1971, and forty years after it was founded, KTM was offering 42 different models. Besides, KTM was able to produce motorcycles for the racing industry. During the 1970s and 80s, KTM also started to develop and produce motors and radiators. Radiators sold to European car manufacturers constituted a sizable part of the company's business in the 1980s. In 1978, US subsidiary "KTM North America Inc." was
Rolling (metalworking) Rolling (metalworking) In metalworking, rolling is a metal forming process in which metal stock is passed through one or more pairs of rolls to reduce the thickness and to make the thickness uniform. The concept is similar to the rolling of dough. Rolling is classified according to the temperature of the metal rolled. If the temperature of the metal is above its recrystallization temperature, then the process is known as hot rolling. If the temperature of the metal is below its recrystallization temperature, the process is known as cold rolling. In terms of usage, hot rolling processes more tonnage than