The cache of explosives seized from the man included 300kg of ammonium nitrate, 400 gelatin rods and 3,200 meters of fuse wire said the police today.
The city police arrested Nandram Raigar of Deeppur village on a tip off that he has been keeping the explosive material illegally.
The accused had kept the explosives in six gunny sacks weighing 50 kg each, police said.
Raigar had kept the explosives under a temporary shelter near to a hillock few meters away from his residence.
Police booked the accused under various sections of the Explosives Act 1884.