ModMech
Platinum Member
I found this thanks to GOOGLE, it's a few years old, but the data seems sound.
Compares a number (20+) of balers, round and square in actual testing.
http://www1.agric.gov.ab.ca/$department/deptdocs.nsf/all/eng3050#98
Compares a number (20+) of balers, round and square in actual testing.
http://www1.agric.gov.ab.ca/$department/deptdocs.nsf/all/eng3050#98