Barry Joy (56) and Daniel Timbers (29) died in an explosion at Harford Attachments in 2015.
A Norwich company has pleaded guilty to health and safety charges following an explosion which killed two employees.
Barry Joy and Daniel Timbers both died at Harford Attachments in Hellesdon near Norwich in July 2015.
They had been working in a spray booth at the factory, which makes and paints buckets for diggers.
The case has been referred to the higher Crown Court where the company will be sentenced later.