- Smallest capacity for air holes through 17-4 and Carpenter Custom 455 is a hole through 9.00 inches. .062 x 7 deep and .042 x 2 through. requiring a .039 wire to slip through.
Drilling
Small production .010 - .375 NC drilling lathe.
.062 x 6.00 to .750 x 28 inches deep using gun drilling machines.
Type
- 2- NC drilling lathe
- 3- gun drill machines with 12" chucks to hold 5/16 up to 2 1/8 diameter round stock
Capacities
- NC drilling lathe for small holes down to .010 to .062 diameter up to 40 diameters deep
- Gun drill deep hole .062 to .750 drilling diameter, up to 28" stroke 2 7/8 holding diameter
- Gun drill deep hole in rectangular, square and other non-round materials using fixtures to hold up to 150 pounds per part. Maximum centerline of hole to 1 side of job-part is 8.00 inches (machine base to centerline of drilled hole)
0.062 x 7.5 inches deep in most tool steels
0.750 x 28.0 inches deep
- Use of drilled parts
- Specializing in drilling cooling holes in the rear of core pins for temperature controlled cooling fluids to hold cycles times for molded plastic parts.
- Transfer holes in aircraft actuators and similar multi hole valve assemblies.
- Weight reduction of final product.
- Holes types
- Single and multiple stepped holes.