Global ꞏ August 2019

Cement clinker raw mill grit cone with long service life

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Description of the case

Success wear part: Hardox® 600 has been used in the so called grit cone of the vertical roller mill.
It has replaced the previous CCO-plate  of (8+5) mm which used to worn out (develop holes) within 1 month.
The wear life improved from one month to three months.  The demand is one plate per month

Case details

Key success factors

Improved service life: 300%

New service life: 3 months

New solution
Hardox® 600, : 12 mm
Old solution

CCO-plate: 12 mm

Industry and wearpart
Cement , Cement clinker raw mills , Liner plate