SSAB customer case - Accurate weight hammers

End customer
Industry
Recycling
Raw material processed
Other abrasive materials
Wear part
Equipment
Hammer crushers / Hammers
Temperature
0 – 250 °C / 32 – 480 °F
Processed material size
10 – 300 mm / 0.4 – 12.0 "
Solution
New solution
Hardox 500
Thickness
51 mm
Key success factors
Other
Improved service life by 30-50 % and much more accurate shaft balancing. No need for balancing at every hammer replacement.
General information
Name of center
SSAB
Description of the case

Old Hammers: 


-Casted - 2” thick – imported from China


                -Problems: Long lead time, need of balancing, uneven performance from batch to batch


New Hammers:


-          Hardox 500 – 2” thick, ox fuel cut, design was optimize to have material on the areas of most wear and reduced the body width in other to keep the same weight.


-          Service life is 30 - 50% better


-          No need of balancing anymore (this is a thing the customer appreciated)


-          Consistence performance ( now when some premature wear is detected it is an indication that the aluminum scrap is coming with excessive dirty (sand).



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