Editor's note: two more paragraphs were added in the article
Iran's new generation centrifuges' enrichment speed is five times more compared to the previous ones, Iran's President Mahmoud Ahmadinejad was quoted as saying by Irinn.
Presently, the country installs new generation centrifuges, the president said.
The question of uranium exchange needed for the Tehran reactors still relevant. "We are ready to study the proposal on the uranium exchange regardless who will propose it," he said at today's news conference.
"The western countries set several conditions to us and their conditions forced us to enrich uranium to 20-percent inside the country," he said replying to the question asked about Iran's uranium enrichment.
He said that the uranium enrichment inside the country has many expenses. "But, they set conditions regardless we have agreed to uranium exchange and we found these conditions not favorable," he said.