Rake Angle — Industry Glossary Entry
Definition of rake angle in industrial cutting: the angle of the front face of the cutting edge measured from vertical, and how positive vs negative rake.
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Relief — Industry Glossary Entry
Definition of relief in industrial cutting: the surface behind the cutting edge that prevents the body of the knife from rubbing on the cut surface.
Runout — Industry Glossary Entry
Definition of runout in industrial blade measurement: the total indicated reading of the knife as it rotates on a spindle, and how runout affects cut quality.
Secondary Bevel — Glossary Entry
Definition of secondary bevel in industrial cutting: a smaller angled face behind the primary bevel, used to add strength without sacrificing hone.
Side Clearance — Glossary Entry
Definition of side clearance in industrial cutting: the angle that lets the substrate separate from the knife after the cut, on circular and rectangular.
Spark Out — Industry Glossary Entry
Definition of spark-out in industrial blade grinding: the final pass at zero infeed that removes residual stress and produces a stable surface finish.