High-Precision Dies

We manufacture precision die parts made of tungsten carbide and high strength steel and design high precision dies and manufacture up to 1 micrometer working tolerance.

Division Outline

Applications gas equipment, four-wheel drive automobiles, OA equipment, precision components.
Precision surface grinding machine JUNG JF520 (1)
JUNG JF415 (2)
OKAMOTO 5B (1)
OKAMOTO 52DX (3)
OKAMOTO 84AN,105,125 one each(3)
WASINO WIN ACE S2 (2)
Universal grinding machine EWAG WS11 (1)
CNC optical mimic grinder WASINO GLS 680H (3)
Wire electric discharge machine MITSUBISHI 90PA (2)
MITSUBISHI PX05 (2)
Electric discharge machine MITSUBISHI EX8 (1)
MAKINO MGF20 (1)
SODICK 30NC (1)

Die parts

  • punch (angular shank) profile machining
    Surface roughness 0.2S~
    Minimum corner radius    
    In R0.04~
    Out R0.05~
    Shank radius R12.5
    R20.5
    R37.5(Unit:mm)
  • punch (circular shank) profile machining
    Surface roughness 0.2S~
    Minimum corner radius    
    In R0.04~
    Out R0.05~
    Shank radius R12.5
    R20.0
    R37.5(Unit:mm)
  • Die stripper for tungsten carbide and steel materials
    Wire diameter Φ0.04mm
    Φ0.05mm
    Φ0.07mm
    Φ0.1mm
    Φ0.2mm
    Corner radius 0.047(Unit:mm)
  • Electric discharge processing
    Surface roughness 0.5S〜
    Shape tolerance ±5μm〜
    Discharge (prepared hole) Φ0.14mm
    Discharge tap M2.5〜
    Electric discharge processing
    Tungsten Carbide 0.1S〜
    Steel 0.2S〜
    Working tolerance ±1μm〜