The SFI demonstrated in front of Deputy Commissioner's office alleging the police had failed in arresting those involved in the violence.
They demanded removal of Vice Chancellor A D N Vajpayee, saying "he was also responsible for violence."
Some 12 students were injured, three of them critically, in a clash between ABVP and SFI activists in the HPU campus yesterday.
Cases were registered against 30 students in connection with the violence, police said. However, no arrests have been made.
State Congress Chief Sukhwinder Singh Sukhu condemned the violence saying such incidences could vitiate the academic atmosphere.