Special Tooling Catalog

SPECIALS |

® : Solid Carbide and PCD Tools

Troubleshooting Guide

Increase

Decrease

Increase

Use Through Tool Coolant B

Shorten Flute Length

Change Point Angle

Align / Repair Spindle

Feed Rate G Speed G

Feed Rate A G Speed G

Coolant Pressure

Coolant Flow

Condition

Problem

Lack of drill rigidity Improper cutting parameters

X10

Excessive margin wear Cutting edge chipping Chattering/vibration Built-up edge D Chipping of point

Decrease Tool Life

Long chips Chip packing Blue chips

Evacuation C

Poor Chip

Workpiece deflection Bell mouth Oversized hole Undersized hole Hole leadoff Workpiece burning Tool deflection Harder materials Retract spiral Exit burr

Hole Form

Performance

: Primary solution : Secondary solution

A : Do not reduce feed rates below threshold of good chip form. B : Run coolant through tool when drilling greater than 3xD. C : Add peck cycle to help clear chips. D : Ensure coolant quality with regular maintenance free of swarf. G : Refer to speed and feed chart.

IMPORTANT: Factory technical assistance is available for your specific applications through our Application Engineering department : appeng@alliedmachine.com. www.alliedmachine.com | 1.330.343.4283 X10: 19