Каталог Iscar сверла ружейные и для глубокого сверления 2022 - страница 92

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Technical Information - Notes for Guide Bushing Installation

Many of the problems in BTA drilling are caused by Flat Edge Type incorrect use of the guide bushing. The shape, type and tolerance greatly affect cutting accuracy and tool life. Please note the following when using one in your application. Resin Seal Type Resin Seal

C0.3 ˜ 0.5 Up to 1 mm Up to 1.5 mm

Workpiece Guide Bushing Taper Cone Type

C0.3 ˜ 0.5 Up to 2 mm

Oil Pressure Head

Workpiece Guide Bushing Oil Pressure Head

Recommended for Ø65 mm and less 30˜ 60° 0.5˜ 1.0 mm

C0.3 ˜ 0.5 Guide Bush Guide Bushing Tolerance

Workpiece DG6 Dh6

Gap Guide Bushing Oil Pressure Head

Tool Diameter D (mm)G6 Tolerance (mm)
8.00 - 10.00+0.005 ~ +0.014
10.01 - 18.00+0.006 ~ +0.017
18.01 - 30.00+0.007 ~ +0.020
30.01 - 50.00+0.009 ~ +0.025
50.01 - 80.00+0.010~ +0.029
80.01 - 120.00+0.012 ~ +0.034
120.01 - 180.00+0.014 ~ +0.039
180.01 - 245.99+0.015 ~ +0.044