"All too often we see preventable deaths and injuries resulting from poorly guarded machinery and the lack of associated safety procedures.
"This accident could have been avoided entirely if Proform Plastics had put in place adequate guarding and interlocking devices to ensure the safety of its workers."
The DoL launched a three-year project in 2010, focussing on reducing injury and harm caused by poorly guarded machinery.
"There is no excuse for preventable injuries happening at work," said Ms De Rooy.
Proform Plastics Limited were charged under Section Six of the Health and Safety in Employment Act for failing to ensure workplace safety.
A representative of Proform Plastics declined requests for comment.