Общий каталог Widia 2017 - страница 1574

Indexable Drills
Top Cut 4™ Catalogue Numbering System

The guide below provides an example of how to select the
Top Cut 4 tool body and accompanying inserts for a stable steel drilling application.
Metric Body
TCF 250 R 3 SL 32 M D
Tool Family Diameter Right-Hand Length Shank Style Shank Size Metric Insert Size
Metric = Cutting Diameter SL =
Top Cut 4
3 digits Ratio Side Lock
(e.g. 250 = Adaptor
L/D = 3 x D
25mm)
Inch =
4 digits (e.g.
2500 = 2.5")

Periphery Insert
TCF 08 03 08 D P V34 WU25CH
Tool Family Size Insert Insert Insert Size Insert Insert Grade
Thickness Corner Positioning Geometry
Top Cut 4 In-Circle D1
Radius
C=
Central
P=
Periphery

Insert Geometry – V34 for steel or cast iron or V36 for stainless steel and long chipping steel.

Insert Guide for Grades
W U 25 C H
W U 40 P H
W PK 10 C H
WIDIA™ Material Toughness Coating Application
Range Range
P = PVD H=
U = Universal Choose high C = CVD Holemaking
numbers for
P = Steel toughness
K = Cast Iron in stable
conditions,
low numbers
for high wear
resistance at
continuous
cuts.


V6 widia.com


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