Expanding the possibilities of cutting-edge 5G/IoT electronic devices and on-board sensors through high-precision, high-accuracy press production and metal machining technology

Yoshikawa Hi-Precision Kimitsu Factory

Consult with us from the planning stage of new development!Overseas transactions amount to over 50%.We can offer direct sales to overseas customers.

About Kimitsu Factory

The keys to production that can meet overseas business needs in terms of quality and quantity

Learn about our factory,
which provides total services from high-precision press machining to various kinds of surface processing, inspection, and packaging.

Yoshikawa Hi-Precision Kimitsu Factory has equipment for cutting-edge precision press machining, barrel processing, plating, tape-and-reel packaging, and appearance inspection, as well as a cleanroom.
We meet the advanced and wide-ranging needs of customers through our integrated production system, the technical capabilities needed to use our equipment, and the abundant expertise we have cultivated over many years.

Press equipment

Equipment type Tons Manufacturer Model Stroke length Rotations (SPM) Number
of machines
Link motion 60 Yamada Dobby NXT-60LI 25〜60 (adjustable) 150〜600 1
NXT-60I 15〜50 (adjustable) 150〜800 1
80 NXT-80I 15〜50 (adjustable) 150〜650 1
Straight-side 20 ISIS VIVO-1200 15 300〜1200 1
30 Yamada Dobby α-30 30 150〜600 1
MITSUI SEIKI PF30 8〜40 (adjustable) 135〜800 1
ISIS ISIS-U30ⅡEX 20 100〜1300 1
ISIS-U30EX 12 300〜1650 2
50 AIDA-Bruderer BSTA50HL 16〜51 (adjustable) 70〜1120 1
60 ISIS ISIS-U60L 32 100〜700 1
80 ISIS-U80Ⅱ 25 200〜500 1
C-frame 8 MATEX B-80 40 120 (fixed) 1
15 WASINO PUX15 60 40〜120 1
25 ISIS ISIS-25CHS 20 150〜600 2
30 100〜400 2
50 80〜320 1
50 50〜320 2
20 50〜600 5
Komatsu OBS-25 80 75〜150 2
45 ISIS ISIS-45CH 50 100〜320 2
40 100〜400 1
AIDA NC1-45 80 65〜130 1
60 NC1-60 90 60〜120 1
Transfer 25 SEYI SN1-25 30 80〜140 2
45 AIDA NC1-45 120 50〜95 2
80 SEYI SN1-80 150 40〜75 1
Servo 150 Komatsu H1F150-2 250 〜60 1
Total 39

Barrel, plating, and washing equipment

Machinery Manufacturer Equipment Model Number
of machines
Barrel equipment Tipton Centrifugal barrel machine HSR-30型 3
Yasui YWC 1
Metal-plating equipment ─ Electro Ni line ─ 4 lines
─ Electro-less Ni line ─ 2 lines
Washing equipment Aquatech Fully automatic vacuum washer AQA-L231-E 1
Aquatech Rotary vacuum washer AQA-AL121-E 1
─ Line cleaning ─ 1 line

Inspection equipment

Equipment Manufacturer Model Number
of machines
Image dimension measurement system KEYENCE IM-6020 2
3D measurement system OGP FLASH 200 1
Fluorescent coating thickness gauge SII NanoTechnology SFT-110 1
General-purpose microscope TOPCON TECHNOHOUSE TUM-220LSN 1
General-purpose projector Nikon V-12, others 4
Non-contact depth-of-focus measuring microscope Union Optical HI SOMET 3
Surface roughness measuring instrument Tokyo Seimitsu SURFCOM 480A 1
Digital microscope KEYENCE VH-6300 1
Stereomicroscope Nikon, OLYMPUS, etc. ─ 10
Push-pull gauge Aikoh Engineering 1307R 1
Hardness tester FUTURE-TECH FM-300e 1
Reflectance meter Lambda Vision TFCAM7000 1