Knife for plastic shredder with longer service life

Informations générales
Nom du centre
SSAB
Description du cas

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.


Client final
Domaine d'activités
Recyclage
Matière première traitée
Plastic
Pièce d'usure
Équipement
Shredders / Knives
Température
0 – 250 °C / 32 – 480 °F
Taille du matériau traité
10 – 300 mm / 0,4 – 12"
Solution
Nouvelle solution
Hardox 600
Durée de vie
Similar to previous
Facteurs de succès clés
Durée de vie prolongée
20%
180