Kacper Kujawiak/Mariusz Prudel, Poland (27) defeated Julian Azaad/Nicolas Capogrosso, Argentina (31) 2-0 (21-19, 21-17).
It was the first FIVB World Tour meeting between the two teams.
Poland has advanced to the knockout phase and will play Thursday, 3 August. Argentina has been eliminated and finishes 33rd.