Zone-hardened knife back
Busatis develops and manufactures quality knife assembly with zone-hardened knife backs according to the specifications of our customers. The products are made of special alloy tool steel.
Busatis delivers quality knife assemblies with highly wear-resistant knife backs either with or without the patented zone-hardening for different knife assembly systems to the leading manufacturers of agricultural machinery.
Knife back without zone-hardening
inseparable
screwed
riveted
segmented
screwed
Knife back with patented zone-hardening
inseparable
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screwed
riveted
segmented
![]()
screwed
Knife back without zone-hardening
Inseparable
-
special alloy tool steel
-
standard European dimensions:
20 x 6 or 22 x 6 mm -
special dimensions on customer request
-
available lengths of knife backs: no limit currently, knife backs are manufactered up to 12 meters
Segmented
-
segments are replaceable
-
less stock requirements
-
easy transport
-
special alloy tool steel
-
standard European dimensions:
20 x 6 or 22 x 6 mm -
special dimensions on customer request
-
available lengths of knife backs: 3 meter per segment number of segments unlimited
Knife back with patented zone-hardening
Inseparable
-
particularly suitable for lengths of 8 meters and longer
-
30% higher tensile strength
-
considerably greater stability
-
considerably less wear
-
higher toughness
Segmented
-
suitable for all lengths
-
30% higher tensile strength
-
considerably greater stability
-
considerably less wear
-
higher toughness


