The team raided a hilly area in the mineral-rich district on a tip-off regarding the presence of about 10 Maoists, police officer Jitendra Dehury told IANS.
Although the rebels managed to flee and no firing took place, the team recovered huge quantity of explosives, fuse wires, explosive sticks and Maoist kit bags.
The team also defused two landmines planted by the rebels at the site, he said. Maoist literature, medicines, a Global Positioning System (GPS) instrument and several batteries were also recovered, he said.
Keonjhar is 240 km from state capital Bhubaneswar.
Deccan Herald is on WhatsApp Channels| Join now for Breaking News & Editor's Picks