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Tungsten Carbide Preform Manufacturing Process

1 Blending

We manufacturing process begins with strict control of raw materials and precise blending to unique in-house recipes.

2 Testing

Samples of our grade powders are sintered and tested extensively in our Quality Control Lab prior to use in production. Tests are performed using state-of-the-art equipment by our experienced metallurgical quality control team.

3 Engineering

Our engineering team develops an accurate, computerized model of your specified carbide preform with our detailed CAD/CAM systems. Once engineered, the drawing can be linked to our CNC equipment for product consistency from start to finish. Repeat orders are quickly retrieved from the computer system.

4 Pressing

Powders are hydrostatically pressed, reducing billets and rounds by approximately 25%. Shrink factor is determined and the materials are tagged for shaping.

5 Shaping

We experienced machinists use diamond-tipped tooling to bore, grind, drill and turn to exact specified dimensions and tolerances. CNC equipment can be controlled through the CAD/CAM system.

6 Sintering

Precision carbide preforms are sintered in our programmable sinter hip and vacuum furnaces at temperatures from 2400˚F up to 2700˚F. Once sintered, invar plugs can be brazed in place if tapping is required.

7 Inspection

A dimensional & metallurgical inspection is performed before shipping.

8 Packaging

All carbide preforms are visually checked and packaged to specification.

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