Drill | Chip packing Suggestions: Add a peck cycle to clear chips Increase RPMs Reduce feed rate Check coolant flow and location
Drill | Chip welding Suggestions: Increase RPMs by 20% Confirm coolant concentration Check coolant flow and location
Drill | Hole too large Suggestions: Reduce feed rate Slow feed rate to start hole Increase RPMs Spot hole
Drill | Hole too small Suggestions: Increase feed rate Confirm coolant concentration Confirm drill diameter
Drill | Tool life Suggestions: Lower speeds and feeds Check coolant flow and location Confirm concentricity of drill in holder Confirm coolant concentration
Drill | Excessive noise Suggestions: Check drill Check part rigiditiy Check for proper speeds and feeds
Drill | Long, stringy chips Suggestions: Increase feed rate Increase hone relief Constant feed rate Increase number of peck cycles
Drill | Heavy wear on corners Suggestions: Increase feed rate Check coolant flow and location Confirm concentricity of drill in holder Check part rigidity
Drill | Breakage Suggestions: Reduce feed rate Check your program-is ‘R’ clearing the part Check coolant flow and location Check part rigidity
Drill | Chipping on O.D. Suggestions: Reduce feed rate Confirm concentricity of drill in holder Check coolant flow and location Check part rigidity
