Grizzly bars which does not break

General information
Name of center
SSAB
Description of the case

Raw material processed:  Lime stone

Previous part material: Mn-steel
Material producer: Unknown
Service life: 3 - 4 months
Hardness:  50HRC and above
Impact toughness: Unknown
Thickness: 75mm
Other important properties: Tensile Strength/ Weldability
Improvement needs: Service life time

New material: Hardox® 500
Thickness: 75 mm
Service life: 6 – 8 months
Price of part or wear part: RM 80,000.00 / set
Other improved properties:  Thickness improved or upgrade to Hardox® 550
Properties from production methods:
Oxy Cutting & Bending


End customer
Industry
Cement
Raw material processed
Limestone
Wear part
Equipment
Hammer crushers / Grizzly bars
Temperature
0 – 250 °C / 32 – 480 °F
Processed material size
10 – 300 mm / 0.4 – 12.0 "
Solution
New solution
Hardox 500
Thickness
75 mm
Service life
8 months
Key success factors
Increased crack resistance
Breaking eliminated
180