
Machining
Johnson Matthey is pleased to provide a full compliment of machining services to provide the added value and convenience of finished investment castings for our customers. We provide both conventional and CNC machining services to offer the following processes :
- Lathe Turning
- Milling, up to 5 axis CNC
- Grinding, surface, OD and ID
- Broaching
- Wire and die sink EDM
- Threading, single point and grind
- Drilling, reaming, and tapping
- Boring
Machined investment castings can be provided with further finishing processes as well, in order to render the components suitable for immediate use. Such processes offered include ;
- Heat treatment
- NDT Testing
- Polishing/Electropolishing
- Plating
- Painting
- Powder Coating
- Deburring
- Application of corrosion inhibitors
- Assembly
- Specialized protective packaging