Otis escalator sassa GAA265AT1 escalator gogayya dabaran 606 handrail tare da drive dabaran

Ƙaƙƙarfan ƙafar ƙashin ƙugu yawanci ana yin su ne da kayan da ba sa jurewa, kamar roba, polyurethane ko wasu kayan roba. Har ila yau, yawanci suna ƙunshe da wasu sassa na ƙarfe a ciki, kamar bearings ko shafts. Waɗannan ƙafafu masu jujjuyawar suna haifar da juzu'i tare da sarƙar escalator ko gears, ta yadda za su sami aiki mai sauƙi na escalator.