SUNRISE flame retardant silicone hose has tested and passed EN45545-2 R23 HL3 specification. The hoses meets requirements of railway applications - fire protection of railway vehicles EN45545-2 R23 HL3 specification. 

Above pictures is silicone hose test report about EN45545-2 that passed the SGS test. With reference to EN ISO 4589:2:OI & EN ISO 5659:2:25kW/m2 requirement, according to the test results, our flame retardant silicone hose meets the requirements of R23 (detailed in Table5 of EN 45545-2:2013+A1:2015) for a HL3 Hazard Level Classification. They all meet or exceed the requirements.