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Description of the case
To crush plastic is originating from the selection of a recycling plant.
The steel that was used in the past was tool steel (DIN 1.2379). The rotation speed of the shredder is 600 rpm, approx. The problems are cracks and important chipping on the edges that means complicated regrinding. Replaced with Hardox® 600.
Dimensions and Quantities:
Thickness 15 mm. The shredder has 6 rotating cutting edges (45º) and 4 fixed (15 º). The sizes are 396 x 70 and 396 x 46 respectively.
Service Life and Status:
Cutting edges in DIN 1.2379 have a service life of a week, after regrinding is necessary; Hardox® 600 has a service life of 9 days before regrinding. The turnover could be 5 Tn / year.
Case details
Key success factors
Improved service life: 20%
New service life: Similar to previous
New solution
Hardox® 600
Old solution
Tool steel
