What kind of bearing does the wheel of the goods cart compare with?
6305, bearings are deep groove ball bearings, is characterized by the ability to withstand larger radial load, the disadvantage is that the axial load bearing capacity is very small.
It is recommended to use angular contact bearings 7305 or tapered roller bearings 30305 (recommended as the former because the latter is suitable for heavy loads). The use of these two kinds of pairs of bearings are installed to face to face or back to back.
There is an inevitable movement of turning, translation and other forces in the trolley.
