THE RESULTS OF BALL HARDNESS MEASUREMENT: HOW THE SURFACE PREPARATION OF SAMPLES AFFECT MEASUREMENT ACCURACY?
We have emphasized in our articles that it is very important to observe the requirements specialized GOST when preparation the grinding ball surface for the hardness […]
VARIOUS SCALES OF HARDNESS INDICATORS
The company Energosteel uses a round billet steel from alloyed steel grades according to specifications for the high-quality grinding balls production. There is a large number […]
Methods for volumetric hardness measurement of grinding balls
There are several methods for volumetric hardness measurement of grinding balls. The method for hardenability determining, namely, the method of end hardening with a hardness measurement […]
The steel grinding balls volumetric hardness measurement
We have considered the steel grinding balls surface hardness measurement and the steel grinding balls hardness measurement at 1/2 radius depth in previous articles. We will […]
The steel grinding balls hardness measurements at 1/2 radius depth
We have considered the steel grinding balls surface hardness measurement in the last article. Remind, we have conducted 4 hardness measurements during the hardness determination: three […]
The grinding balls surface polishing for hardness measures
The grinding balls samples should be prepared such way, that their properties will not changed as a result of mechanical or other processing. The grinding on […]
Acceptance Rules and Quality Control Methods Of Grinding Balls
The quality control the grinding balls hardness and surface checked every hour of the mill’s work, as well as new steel grade rolling in the beginning. […]
Billet inspection control in the steel grinding balls production
Grinding balls produced of steel round billets (according to DSTU 3499-97, DSTU 8538: 2015 or GOST 7524-2015 and TU U 27.1-26524137-1376: 2008). Received billet in the […]
La correcta definición del quinto grupo de dureza de las bolas de molienda
Hemos escrito sobre la correcta definición del grupo de dureza de las bolas de molienda en el artículo. Aquí queremos llamar su atención sobre los matices […]