Dwumadi a ɛwɔ deep groove ball bearings mu .

Wɔayɛ deep groove ball bearings titiriw sɛnea ɛbɛyɛ a ɛbɛboa radial loads, nanso ebetumi nso agye axial load ahorow bi. Wɔn nhyehyɛe a ɛyɛ ketewaa ne nea ɛnyɛ den no ma wɔde di dwuma kɛse wɔ mfiri ne kar mu. Mprempren yɛde akyɛde a ɛkorɔn-a ɛyɛ papa, a wɔde aba British Rogo Bearings ma. Saa bearings yi de aluminum a wɔabom ayɛ-based grease di dwuma sɛ ade a ɛma nneɛma yɛ den, na ɛma mfiri no gyina yiye na ɛma ɛyɛ den sɛ ɛbɛhyɛ. Wɔn dropping point a ɛkorɔn a ɛyɛ 36℃ne needle penetration values, a ɛtwa nnwuma gyinapɛn ho hyia no, hwɛ ma adwumayɛ ne kyɛ a ɛkyɛn so. Cone penetration value no nso ma awerɛhyem sɛ bearing adwumayɛ.