Cumbria Police have named the man found dead at the Pirelli factory as 48 year old George Falder, from Carlisle.
Mr Falder's body was found in machinery at the site shortly after 6 o'clock last night.
Police are treating his death as suspicious.
A post-mortem examination has been carried out. Officers have spoken to employees and are working with the Health and Safety Executive as the investigation continues.
The family of the man who died in Carlisle's Pirelli factory have paid tribute to him,
Cumbria police have confirmed that the death of a man at the Pirelli tyre factory in Carlisle is being treated as suspicious.