Capabilities

CNC Machining

State of the art CNC machining capabilities are complimentary to Bullen’s ultrasonic machining and other services. Our CNC diamond grinding capabilities meet today’s high precision, tight tolerance machining requirements for machining of hard, brittle materials. The unique combination of machining technologies offer our valued customer’s true one stop shopping partnership for solutions to machining complex designs in advanced materials.

Our experienced engineers and customer service staff can assist in helping you determine the most suitable machining method for your material and application.

Diamond Grinding Equipment List:

• Haas CNC Vertical Machining Center
• Weldon OD/ID CNC Grinder
• Dicing saws
• Surface Grinders
• Drill Presses
• Precision Truing and Dressing Machine
• Vision based and contact CMM for inspection
• Optical Scope

Materials Machined:

Glass, Alumina, Silicon, Sapphire, Quartz, Silicon Nitride, Silicon Carbide, Aluminum Nitride and other technical/advanced ceramics.

Specialize in difficult to machine materials and designs. Custom tool designs and unique process solution development. Prototype thru production. Tight tolerances.

Dimensional capabilities:

• X: 50”
• Y: 20”
• Z: 25”
• OD: 0.025” to 22”
• ID: 0.010” to 16”

• Feature size: 0.0002”
• Positional tolerance: 0.0002”
• Circular runout: 0.001”
• Parallelism: 0.0005”
• Flatness: 0.0002”
• Surface finish: 0.1 microns (4 micro-inches)

• ID/OD Grinding
• Surface Grinding
• Gang Wheel Slicing
• Dicing
• Core Drilling
• Milling
• CNC Grinding