As described in the Impact/ Hammer mill page, there are various kinds of Impact/ Hammer mills and thus various kinds of Impactors/ Hammers.

The crusher parts are normally manufactured in the below Mn Steel specifications and other low alloy specifications. This is also true for most other crusher parts.

Elements Grade –I Grade –II Grade –III Grade –IV Grade –V
Carbon 1.05% – 1.35% 0.90% – 1.05% 1.05% – 1.35% 0.70% – 1.30% 1.05% – 1.45%
Silicon 1.0% Max. 1.0% Max. 1.0% Max. 1.0% Max. 1.0% Max.
Manganese 11.0% – 14.0% 11.5% – 14.0% 11.5% – 14.0% 11.5% – 14.0% 11.5% – 14.0%
Phosphorus 0.08% Max. 0.08% Max. 0.08% Max. 0.08% Max. 0.08% Max.
Sulphur 0.025 % Max. 0.025 % Max. 0.025 % Max. 0.025 % Max. 0.025 % Max.
Chromium – 1.5 % – 2.5 % – –
Molybdenum – – – – 1.8 % – 2.1%
Nickel – – – 3.0 % – 5.0 % –
Hardness 229 BHN Max 229 BHN Max 229 BHN Max 229 BHN Max 229 BHN Max

Benefits of using BIPL crusher parts

The various types of hammers being supplied by us are