Ndi nsalu iti yomwe imagwira ntchito bwino, nayiloni kapena polyurethane casters?

Nthawi zambiri timaona zinthu ziwirizi, nayiloni ndi polyurethane, m'zinthu zosiyanasiyana, makamaka pankhani ya ma casters. Koma kodi kusiyana pakati pawo ndi kotani kwenikweni, ndi iti yomwe ili ndi magwiridwe antchito abwino? Tiyeni tifufuze limodzi.
Choyamba, tiyenera kumvetsetsa kusiyana kwakukulu pakati pa zinthu ziwirizi. Mwachidule, polyurethane ndi chinthu chotanuka chomwe chimakhala chofewa, kotero sichimamveka phokoso kwambiri ndipo chimakhala ndi kukangana kwambiri. Izi zikutanthauza kuti ma polyurethane casters ndi chete akamagwira ntchito, koma sangakhale ofooka ngati ma nayiloni casters.

Ndipo nayiloni ndi chinthu cholimba kwambiri, chomwe chili ndi kukana kukanda. Chifukwa chake ngati mukufuna chokanda cholemera kwambiri komanso chosatha kukanda, zokanda za nayiloni zitha kukhala zoyenera kwa inu!

Nanga n’chifukwa chiyani zinthu ziwirizi zimasiyana chonchi? Kwenikweni, zonsezi zimachokera ku kapangidwe kake ka mankhwala ndi makhalidwe ake. Polyurethane imapangidwa ndi polymerizing isocyanate ndi hydroxyl compounds, ndipo imakhala ndi mafuta abwino, kulimba, kukana kukwiya, kukana ukalamba komanso kumamatira. Koma nayiloni, imakhala ndi kutentha kwambiri, kukana kutopa ndi kukana kukwiya, komanso mphamvu yabwino kwambiri ya makina komanso kukhazikika kwa mawonekedwe.