tool die design metal stamping


 

Tool & Die Making
Articles
Bend Radius
Deep Drawn
Fine Blanking
Formular
Progression strip layout

Slug pulling prevention
Tool die Design
Tool die design book


Jig and Fixture
Jigs and Fixture Design


Materials treatment
Annealing metal
Case hardening
Density
Electrical Conductivity
heat treatment process
heat treating steel

Thermal Expansion


Material
Aluminum
Alu comparison table
Aluminum Tempering
Carbon Steel
Copper alloy
Low alloys
Material nations & Equivalents
Nickel alloys

Stainless Steel

Stainless Steel comparison table
Tool Steel equivalent
Tungsten Carbide
Wrought stainless Steel


Manufacturing
Conversion Charts
Drill Angle
Drill size
Energy Efficiency
Math Area
Machining Cutting Time
Technical articles
Work Done
Velocity


Geometric Tolerancing
GDT
Tolerance chart ISO
Surface Roughness
Surface Texture


Quality Control
AQL
Process Capability CPK
Sampling plan
Level I, II, III


Engineering Plastic
Machining of plastic
Selection of plastic


 

Machine Drill angle and helix angle

machine drill
Machine drill rake angle of any cutting tools differ from material to material, correct clearance on drill angle and tip angle results in better product finishing and smoother cutting and better tool life.

Material to be drilled
Tip angle
Helix angle
Steel, cast iron, Gray cast iron, malleable cast iron, German silver and nickel
118
30
Brass, CuZn 40
118
13
Stainless steel
140
30
Copper, Al alloys
140
40
Austenitic steel, Magnesium alloys
140
13
Engineering plastic
80
40
Rubber, Marble, slate, coal
80
13
Sinc Alloys
118
40