Key highlights

Business Domain
- We offer a wide range of metalworking services, from prototyping to manufacturing and repair of ultra-precision parts (we are particularly strong in grinding and inspection processes).
  We can meet a wide range of needs from one piece to mass production.
  Available for aerospace-related parts, F1 race car engine parts, etc. (more than 15 aerospace companies and 7 space companies) Spindle grinding for machine tool manufacturers (5 companies)
Products/Technologies
- We provide precision machining for stainless steel, titanium, aluminum, Inconel, CFRP, ceramics, magnets, and other materials.
  We can provide precision cylindrical grinding, internal grinding, surface grinding, form grinding, and jig grinding.

Key features

Our Strengths are as follows.

High processing technology by skilled craftsmen (Tolerance of ±0.001mm)
High-precision machining of difficult-to-machine materials is possible.
Minimum quotation of 1 day and delivery in 3 weeks.
We can respond to orders from all over the world (limited to Western Europe and North America).

Flight heritage

JAXA:Grinding results of H2 and H3 rocket engine parts
NASA:Cooperated in the development of a high-resolution space X-ray telescope on board FOXSI-4, a Japan-U.S. joint solar flare observation rocket experiment, by manufacturing parts. Manufacture of rocket turbo-pump parts, etc.

Manufacturing

Equipmets: Measuring room: 16 cylindrical grinding machines, 15 internal grinding machines, 10 surface grinding machines, 4 jig grinding machines, 4 profile grinding machines, 1 three-dimensional measuring machine, 1 roundness measuring machine, 1 surface roughness measuring machine, etc.

Testing & qualification

ISO9001
JISQ9100
AS9100
KQMS7200
SBT

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Last updated: 2026-01-07

Ohori Grinding Company