Polyurethane buffer blocks ane akawanda akanakisa zvivakwa, zvinosanganisira yakakwirira mechanical simba, yakanaka insulation, kuputika-proof, corrosion resistance, heat resistance, cold resistance, mafuta kuramba uye kuramba kuchembera.Kuenzaniswa nerubha-mhando, chitubu-mhando uye hydraulic-mhando mabuffers anoshandiswa munyika yedu parizvino, polyurethane buffers haingove nekuita kwepamusoro-buffer kuita, asi zvakare iine diki chaiyo giravhiti, chimiro chakareruka, mutengo wakaderera, uye nyore kugadzika nekugadzirisa.