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CJENG

Heavy equipment parts manufacturer, main control valve, valve body, hydraulic cylinder block, break disc, CGI engine parts
Name

Brake Disc

Series Railroad Car
Product Description

Summary of Product

The semi-high speed brake disc was successfully deployed on a commercial scale and has been supplied to the National Railroad Administration through Yunjin Machinery Ltd. which is a marker for a brake system. Furthermore, the brake disc was recognized for its quality and has been also exported in foreign countries through Rotem Co., Ltd.


Commercialization of Semi-High Speed Brake Disc in 180 to 200 Kmh Level
ㆍApplying Wheel Type Disc to ITX Youth Train (Gyeongchun Line): from March 2012
ㆍCGI Brake Disc (Excellent Thermal Crack Performance and Wear Resistance)


Brake Disc for High-Speed Railroad in 300 to 350 Kmh Level (under development)
ㆍBrake Disc for KTX-II Korean High-Speed Railroad
ㆍBrake Disc for KTX-II Korean Next Generation High-Speed Railroad


Technical Features

ㆍHeat Proof Crack & Abrasive character
ㆍHeat Proof Shockness & Abrasive character


Material Spec

MaterialMechanical Properties
U.T.S(MPa)Y.S(MPa)Hardness(HB)
180~200Kmh level350 or more230 or more180 ~ 250
300~350Kmh level930~1060700285~325

Disc Brake