The blaze erupted in a dying unit situated in Shelar village on the outskirts of Bhiwandi at around 6.00 PM, officials from the Disaster Management cell of Thane District Collectorate said.
Fire Engines from Bhiwandi-Nizampur City Municipal Corporation as well as fire tenders from Thane and Kalyan civic bodies were rushed to the spot to douse the fire, they said.
Additional details are awaited.