Taps & Dies
Chattering on Tapped Thread
Too Free Cutting Reduce cutting angle. Reduce amount of thread relief. Tool Conditions Avoid too narrow a land. Do not grind the bottom of the flute.
Chattering on Tapped Thread
Too Free Cutting Reduce cutting angle. Reduce amount of thread relief. Tool Conditions Avoid too narrow a land. Do not grind the bottom of the flute.
Chipping
Incorrect Tap Selection Reduce cutting angle. Use different kind of high-speed steel tap. Reduce hardness of the tap. Increase chamfer length. Avoid chip packing in the flutes or in the...
Chipping
Incorrect Tap Selection Reduce cutting angle. Use different kind of high-speed steel tap. Reduce hardness of the tap. Increase chamfer length. Avoid chip packing in the flutes or in the...
Oversize Internal Diameter
Galling Apply surface treatment such as steam oxide, TiN, or chrome. Use recommended lubricant. Reduce tapping speed. Use correct tap for the material being tapped. Hole Size Use minimum hole...
Oversize Internal Diameter
Galling Apply surface treatment such as steam oxide, TiN, or chrome. Use recommended lubricant. Reduce tapping speed. Use correct tap for the material being tapped. Hole Size Use minimum hole...
Oversize Pitch Diameter
Chip Packing Use spiral point or spiral fluted taps. Reduce number of flutes to provide extra chip room. Use larger hole size. If tapping a blind hole, allow deeper holes...
Oversize Pitch Diameter
Chip Packing Use spiral point or spiral fluted taps. Reduce number of flutes to provide extra chip room. Use larger hole size. If tapping a blind hole, allow deeper holes...
Undersize Pitch Diameter
Damaged Thread Undersize Pitch Diameter> Use proper reversing speed to avoid damaging tapped thread on the way out of the hole. Incorrect Tap Use oversize taps: Use for cutting materials...
Undersize Pitch Diameter
Damaged Thread Undersize Pitch Diameter> Use proper reversing speed to avoid damaging tapped thread on the way out of the hole. Incorrect Tap Use oversize taps: Use for cutting materials...