Jiangmen Biaosheng Solar Energy Technology Co., Ltd. , https://www.bsprosolar.com
Name: Shearer pick surface treatment process
Public (announcement) number: CN101191230
Public (announcement) day: 2008.06.04
Main classification number: C23F17/00(2006.01)I
Application (patent) person: Li Ming
Address: 321404 Zhejiang Ruibao Special Tools Co., Ltd., No. 149, Xibei Road, Huzhen Town, Jinyun County, Zhejiang Province
Invention (design) person: Li Ming
Patent agency: Hangzhou Hangcheng Patent Office Co., Ltd.
Agent: Lin Baotang
Summary
The invention discloses a surface treatment process for a shearer pick. The pick uses 35 chrome molybdenum vanadium alloy structural steel, the surface treatment process includes carburizing treatment; boronizing, molybdenum, chromium treatment, the optimal ratio of components in the seepage tank is 80.6% boronizing agent, 3% molybdenum powder 16.4% chromium powder; salt bath treatment, the optimal ratio of the components in the salt bath furnace is 73% cerium oxide, 22% non-iodine salt, 5% salt bath deoxidizer; then annealed and tempered. After the cutting process of the invention, the Rockwell hardness reaches above HRC62, and the service life reaches 400 hours or more.
Shearer pick surface treatment process
Application No.4