Page 125 - Threading_Handbook
P. 125
Points to Consider
Application
Gender of Thread • Is external or internal threading required?
• Is full profile or partial profile required? THREAD TURNING
• What is the threading profile? (square,
Threading Profile/Standard
triangular, trapezoidal or other)?
• What is the threading standard?
Pitch/TPI • What is the threading pitch/TPI?
Machining Diameter • What is the machining diameter?
• Does the threading machine
Operation Stability
have good or bad stability?
• What type of coolant is available
Coolant (external coolant, internal coolant,
possibility for high pressure coolant)?
Tool Adaptor • What type of tool adaptor is available?
• What is the overhang of the required
Overhang tool forthreading? (This question
usually refers to internal threading)
Tool Configuration
• What top rake geometry is
Cutting Geometry
recommended for threading?
• What is the preferred orientation
Cutting Tool Design
of the insert into the tool?
Tool Material
• Which cutting tool grade is
Grade
most suitable for threading?
Economical Consideration
• What are the number of cutting
Economical Efficiency
edges on the insert?
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