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pilot-drills-in-solid-carbide-design-for-twist-drills

Solid carbide pilot drill for solid carbide twist drills Type 158-08, Type 158-07

Solid carbide pilot drill for solid carbide twist drills Type 158-08, Type 158-07

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    • Drill 1

    • Drill 2

    • Drill 3

    • Drill 4

    • Drill 5

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      • Cutting values

      • Single flute gundrills - Cutting Values

      • BTA Cutting data

      • Triangle

      • Tolerance

      • Hardness & tensile strength

      • Cutting values

      Cutting values

      Tool

      mm

      Cutting speed/ Speed of rotation

      m/min

      1/min
      Feed

      mm/min

      mm/Tooth
      Processing

      mm

      min
      sec
      SecondsMinutes

      • Single flute gundrills

      Single flute gundrills - cutting data

      Application / Type
      Material
      Application / Type
      Materials + Strength
      Parameter

      min

      Ø not within the range

      max

      mm

      80
      100

      m/min

      80
      100

      mm/Tooth
      Single flute gundrills - cutting values

      1/min

      mm/min
      Processing

      mm

      Min
      Sek

      Seconds
      Minutes


      • BTA Cutting data

      BTA Cutting data

      Application / Type
      Materials + Strength
      Application / Typep
      Materials + Strength
      Parameter

      min

      Ø not within the range

      max

      mm

      80
      100

      m/min

      80
      100

      mm/Tooth
      BTA Cutting data

      1/min

      mm/min
      Processing

      mm

      Min
      Sek

      Seconds
      Minutes


      • Triangle

      Triangle

       
      Calculation not possible due to the values entered.
      Site
      Angle

      mm

      Degree

      mm

      Degree

      mm

      Degree

      mm²

      • Tolerance

      DIN/ISO 286 - Tolerance

      mm



      Bore diameter not defined by ISO 286-2.
      Shaft diameter not defined by ISO 286-2.
      Bore


      Shaft



      • Hardness values and tensile strength

      Hardness values and tensile strength

      Hardness value not comparable.

      N/mm2

      Rm HV HB HRC
      Legend
      Rm: Tensile strength in N/mm²
      HV: Hardness Vickers
      HB: Hardness Brinell
      HRC: Hardness Rockwell


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