外包膠采用聚氨酯材料，具有超強(qiáng)耐磨和抗脫落的特性；產(chǎn)品尺寸和軸承型號(hào)均符合KONE標(biāo)準(zhǔn)。

The circumjacent adhesive is made of polyurethane, which has super resistance to abrasion and peeling. The dimension and bearing model are matched to KONE standard.