Общий каталог Widia 2017 - страница 1690

Heat Exchanger Tube Sheets

TRM – TOP REAM MODULAR

• Tube holes Ø 25,25mm (.994").
• Tolerance range 100 μm.
• Alloy steel, long-chipping.
• Machining center with internal coolant.
• Six cutting edges.
• Coated cermet.
• Standard 5 x D body clamped into hydraulic chuck.
• vc = 90 m/min (295 SFM).
• f = 0,48 mm/rev (.019 IPR).

CHALLENGE

SOLUTION

CUTTING

DATA

RESULT

• After more than 30 minutes only minor wear visible.

BENEFIT

• Reduction of machining time in total to less than 60 minutes per plate with 180 holes.
• Predictable tool life as only 2 μm diameter deviation after 30 minutes tool life.

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