Babloo, who worked in the factory, was burnt to death, while his co-worker, Anil, suffered burn wounds and is undergoing treatment, police said.
The deceased was a resident of Hardoi in Uttar Pradesh and was staying in Tikri Khurd village here.
An officer from Delhi Fire Services said the department got a call about the fire around 10.55 PM yesterday.
"22 fire tenders were rushed to the spot to douse the flames. The blaze could only be controlled by 6 AM today," he said.
There were many workers inside the factory when the fire erupted but they jumped out of the building's balcony to rescue themselves.
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