General information
Center name
SSAB
Country
Publish Date
July 26, 2021
Description of the case
Original blow bars: 16% Mn casting. Used in an open pit mine crushing stone to gravel
Total weight: 380 kg
Weight exposed to wear: 80 kg
Original life time: 100—120 h
Upgraded to Hardox® 400 with some hard facing
New life time: 400 h
Cheaper life time cost: 300%
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Blow bars
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0 – 250 °C / 32 – 480 °F
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> 300 mm / > 12.0 "
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Granite rocks
Old solution
Old solution
Mn casting
Thickness
About 100mm
Service life
New solution
New solution
Hardox® 400
Thickness
About 100 mm
Service life
Key success factors
Lower lifetime costs
300%