Lee's Grinding, Inc. Lee's Grinding, Inc. Specializing in close-tolerance work on grinding intensive, small parts. Specializing in close-tolerance work on grinding intensive, small parts.
Certified Quality Management System to ISO 9001/AS9100
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Honing
Crush Form Grinding
Centerless Grinding
Internal Grinding
Match Grinding
External Grinding
Lapping
Operations

Crush Form Grinding

CAPABILITIES
Crush form grinding produces finished parts from hardened blanks in one operation. Form grinding after heat-treating minimizes problems of form geometry due to distortion and reduces pre-machining costs. And, because we fabricate our crush rolls in-house, we can reduce production lead times providing you with:
• Shorter tooling lead times. Design
  flexibility. The ability to make
  changes on “the fly”
• Quicker part delivery

CAPACITY
• O.D. Forms up to 76.2mm
  (3.00in.) diameter
• Maximum Length: 230mm
  (9.00 inches)
• Size Tolerance: ± 5 microns
  (± 0.0002")

EQUIPMENT TYPES
• Sheffield Machine
  CNC Form Grinders
• Sheffield Machine Roll Grinder

Crush form grinding

Crush form grinding

Crush form grinding

Examples
• Injector Poppets
• Precision Armatures
• Valve Spools
• Injection Mold Inserts


Certified ISO 9001 / AS9100 by BVQI

NADCAP

Member of NTMA Precision