SeaJapan 2016 held at Tokyo Big Sight from April 13th to 15th 2016 has successfully concluded. Thank you very much for visiting our booth.

We appreicate your concerns and inquries regarding the earthquake in Kumamoto. Fortunately we did not suffer any damages and our business operation will not be affected. We would like to express our condolences to the victims and hope for a swift recovery.

We have introduced our new Valve Seat Grinding Machine, type EMD.

We are the diesel engine maintenance experts located in Kurume, Japan. Providing a wide range of diesel engine maintenance products and services worldwide.

We have opened a Practice/Experience space at our Yokohama facility.

Interested parties will be invited, upon appointment, to try out the various Valve Spindle/Seat Grinding machines and Cylinder Liner Honing Machines first hand and know about their features and operation.

Please contact us at: 045-374-5600 and advise us which machine(s) you are interested in and we will, if applicable, quote the relevant fee(s) which will be incured.


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Alpha Valve Seat Grinding Equipment

  • Automatic Valve seat Grinding with PLC
  • For 4 stroke engines' valve seat grinding
  • For environmental protection of operators, turn table and grinding machine area can be enclosed with a see-through casing and metal particles can be extracted with a dust collector.
type: Alpha



Cylinder Liner Honing & Deglazing Machine

  • Programmable controls for up-down movement and rotation
  • Easy operation on Touch Panel
  • Perfect honing pattern acheived
  • For workshop use or In-situ use



SEG-ME Exhaust Valve Grinding Machine


  • Automatically operated Grinding and Cutting Feeds, program-controlled with inputs onto the Touch Panel.
  • Satisfactory grinding results on any material Valve Seats and Valve Spindles, including duraSpindles
  • Approved by MAN Diesel & Turbo for all their 2-stroke engines.
  • For Valve Stem diameters 30 to 108 mm.
  • For Bottom Piece outer diameters 202 to 660 mm.
  • Precise grinding.
  • Electrically operated.