Каталог Sumitomo сверла и развертки - страница 66

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WGSSuper MultiDrill

  • General Features Super MultiDrill WGS type features a tuned J flute that improves chip size when machining thin sheets. Sharp edge minimises hardening from drilling. Special double margin design gives stable drilling precision.
  • Characteristics Applications Super MultiDrill WGS type features J flute (groove shape) specially adjusted for thin sheets. Employing a double margin ensures stable drilling precision.

Special Double Margins

Special Cutting Edge Design

Optimised Groove Shape

  • Applications

J

Solid Special Indexable Reamer Brazed Others

< Typical Automotive Components >

  • Bearing Hubs (Inners/Outers)
  • Knuckles

Max. 1.5D Differential Rings

  • Bolt Holes For Flanged Automotive Components

Thin-Sheet Drilling (Thickness of 1.5D or Less)

  • Performance ●Slowed Hardening of Work Surface from Drilling

Criteria Conventional drill WGS Type Work Material: S53C

400 Cutting Conditions: v =70m/min f=0.2mm/rev c 500 H=13mm pcs 1,000

pcs 300

05001,000Output (pcs)
●Stability Of Oversized Drilled Holes●Smaller Chip Size
0.05

Entry Middle Exit

0.04 0.03 0.02 0.01

0.00

3100200300400500600700800900 1,000 1,100
Conventional Single-Margin DrillWGS Type Double-Margin DrillConventional GradeWGS Type

Work Material: S50C Work Material: SUJ2 Cutting Conditions: v =80m/min f=0.25mm/rev Cutting Conditions: v =80m/min f=0.25mm/rev c c H=16mm H=13mm