An explosion at Metal Shred Industries in Kendallville caused no injuries Wednesday but could be felt within at least a mile of the building, authorities said.
The factory at 2164 Production Road shreds metals, primarily aluminum products, according to the companys website.
Kendallville Fire Chief Mike Riehm said when police and fire crews arrived shortly after 3:15 p.m., there were no flames visible and the sprinkler system had activated.
Riehm said the fire was contained within the buildings dust-collection system, which is made of metal. The explosion caused considerable damage to the building and the collection system, he said.
About 25 employees were safely outside the building when crews arrived, he said.
The fire department said the cause of the explosion remains under investigation.