brazing equipment of diamond tools

Brazing is the most reliable method of joining diamond to metals. It is also the most widely used and one of the areas where processes are held as trade secrets in most companies. This paper attempts to provide a general overview of brazing diamonds, and a…

2015 tour of riding horse in prairie of um team

2015 prairie riding tour of UM team

2014 hangzhou tour of um team

2014 hangzhou tour of UM team

2013 survival training of um team

2013 Survival Training of UM team

induction tempering of steel

The tempering of hardened steels is surely one of the most important of industrial heat-treating operations. For this reason, the mechanisms underlying the process as well as the effect of tempering on final mechanical properties have received wide attenti…

one-day sightseeing tour around guangzhou of technical support dept. in 2011

One-day sightseeing tour around Guangzhou of technical support dept. in 2011

induction plating of steel in vacuum

We investigated chromium plating of steel heated in vacuum by high frequency induction. The chromiumplating mixture was low carbon ferroehromium. We used steel No. 10 and steel U8 in our experiments.The current source was the GL-15M 8.5 kW tube generator, …