Solution to Produce Draft Gear Housing by Bonnie Resin Heating and Hardening Core Process 在线阅读 下载PDF
Author of the article:XIONG Liuyi;HU Meihua;KONG Xiangxiang;MA Xianmin
Author's Workplace：Ningbo Jinghui Precision Casting Co.,Ltd.,Ningbo 315135,China
Key Words：resin heating and hardening buffer gear box set of core process
Abstract：
The technical requirements,process design,quality control and production process management of railway buffer box castings were discussed in detail.Combined with the successful application of the warm hardening core technology of Bonny resin,a new direction has been found for replacing the production of medium and large precision steel castings in the molten glass process.
