T/CEA 0055-2024 Elevator using polyurethane buffer
T/CEA 0055-2024 Elevator using polyurethane buffer
Basic Information
Scope
Main technical content: This document specifies the materials, structural forms, basic parameters, classification, coding, technical requirements, test methods, usage requirements, technical conditions for scrapping, inspection rules, acceptance rules, marking, packaging, storage, and transportation requirements of polyurethane buffers for elevators. This document applies to polyurethane buffers prepared by injecting polymer polyols and isocyanate mixtures into specific molds using a foaming machine. This document applies to elevators operating in an ambient temperature range of -20°C to 60°C. This document applies to elevators with a rated speed of no more than 1.0 m/s. It includes traction-driven passenger elevators, freight elevators, service elevators, and inclined elevators. Household elevators can refer to this document for guidance.