Key facts
- Listed location
Plainville, Connecticut, USA- Company type
- Custom Manufacturer
- Company size
- Small (10-50)
- Founded
- 1962
Company record
Hygrade Precision Technologies, LLC delivers certified machining solutions that meet AS9100D and ISO 9001:2015 standards, complemented by NADCAP‑approved nondestructive testing. The company offers a full spectrum of grinding and lapping capabilities, ranging from single‑process jobs to complete‑to‑print projects. Resources include 5‑axis machining and dedicated operations such as vertical ID/OD grinding up to 60 in. diameter, Blanchard‑type grinding also to 60 in., double‑disc grinding to 13 in., and flat lapping of parts up to 15 in. diameter. In addition, Hygrade provides AC 7018 chemical processing and surface temper etch services, both certified by NADCAP. Its customer base spans the aerospace, automotive, medical, and commercial sectors.
Listed capabilities
- Vertical Grinding
- External & Outside Diameter (OD) CNC Grinders
- External & Outside Diameter (OD) Grinders
- Internal & Inside Diameter (ID) Grinders
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