Mining & CrushersImpact Crusher / Hammer Mill
Hammer / beater (hammer mill)
Smaller than blow bars. Pivot pin hole must be accurate for pin clearance and balance. Hammers run in sets – matched weight important for rotor balance.
Specifications
Material
Hadfield Mn steel ASTM A128 Gr B-3 (high impact soft material); 27%Cr white iron (abrasive); Martensitic Cr15
Material Class
HadfieldWhite IronMn Steel
Applicable Standards
ASTM A128
Service Conditions
abrasionimpact loading
Common Processes
Sand casting; heat treat
NDT & Inspection
Chemical analysis; hardness; microstructure; dimensional; Charpy; VT
Typical Specs & Notes
Smaller than blow bars. Pivot pin hole must be accurate for pin clearance and balance. Hammers run in sets – matched weight important for rotor balance.
⚠ Caveats
Pivot pin hole must be accurate for pin clearance and balance.