GRINDING ELEMENTS FOR BHEL XRP/HP BOWL MILLS
The hardness of inserts is in the range of 58 ± 66 RC. These inserts are embedded into a ductile iron (SG iron) supporting base forming a roll by centrifugal process with overall dimensions as per BHEL drawing. The Chemical composition of SG iron: C- 3.2-3.5%, Si-2.5-3.0%, Mn-0.3% max. Mg-0.04-0.07%.