Specifications for Edge Breaking

  • For sheet metal parts, a double-sided deburring machine is used to break the edges.
  • There is a possibility of minor scratches on appearance surfaces from this process.
  • Please see “About Edge breaking” for more information.

Materials Available for Edge Breaking and Corresponding Edge Break Sizes

MaterialSurface treatmentSheet Thickness
  • Low Carbon Steel (Cold/Hot Rolled)
  • Low Carbon Steel (Hot Rolled)
0.8  1.0  1.2  1.6  2.0  2.3  3.2  4.5  6.0  9.0  10.0  12.0  16.0
Paint *0.8  1.0  1.2  1.6  2.0  2.3  3.2  4.5  6.0
Electroless Nickel Plating0.8  1.0  1.2  1.6  2.0  2.3  3.2  4.5  6.0  9.0
Black Oxide
Trivalent Chromate (Clear)
Trivalent Chromate (Black)0.8  1.0  1.2  1.6  2.0  2.3  3.2  4.5  6.0
Low Carbon Steel (electrolytic zinc plating)Electrolytic Zinc Plating0.8  1.0  1.2  1.6  2.0  2.3  3.2
Material Finishing Method Sheet Thickness
SUS304 2B 0.8  1.0  1.2  1.5  2.0  2.5  3.0  4.0  5.0  6.0
No.1 9.0  10.0  12.0
SUS430 2B 0.8  1.0  1.2  1.5  2.0  3.0
*The following painted finishes are available: N1 (Munsell color value(approx)), 5Y7/1 (Munsell color value(approx)), 5P9/1 (Munsell color value(approx))Half gloss, 5P9/1 (Munsell color value(approx))Full gloss, 5Y7.2/1.4 (Munsell color value(approx))