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Hiraoka Industries Co., Ltd.


Hiroyuki HIRAOKA (Mr.)
Year established
10,000,000 yen
400,000,000 yen
Postal (zip) code
Company address
Company PR
1. We have been manufacturing and selling our own new products for over 40 years. We manufacture mainly cutting/folding machines, an empty can compressors, etc. 2. Our customers are confident that we produce high quality manufactured metal molds with fast delivery. We not only market domestically, but we also export to other markets such as the US and Europe.
Major Products
Production of Metal molds for vulcanized rubber products
Production and sales of hydraulic cutting/folding machines
Production and sales of empty can compressors and accessories
Major Customers
Nishikawa Rubber Industry Co., Ltd.
Yuasa Trading Co., Ltd.
The Japan Steel Works, Ltd.
Yamazen Co., Ltd.
Major Facilities/Equipment
Double column-type machining center 1
 X-axis 3,400 mm, Y-axis 2,560 mm, Z-axis 700 mm, ATC 32
NC copy milling machine 1
 X-axis 850 mm, Y-axis 500 mm, Z-axis 400 mm
General purpose milling machine 7
 X-axis 710 mm, Y-axis 300 mm, Z-axis 410 mm
High-speed finishing machine 4
 X-axis 900 mm, Y-axis 550 mm, Z-axis 450 mm
Vertical machining center 5
 X-axis 1,000 mm, Y-axis 560 mm, Z-axis 560 mm
Technology Employed
Fabricated metal products manufacturing industry
Technologies of high-precision machining of metal molds, using NC milling machine and machining center.
Fabricated metal products manufacturing industry
Highly skilled fitting and polishing of metal molds.
Fabricated metal products manufacturing industry
Shaping and machining of long materials (up to 4.5 m) with planing machines.
Primary Area of Technical Expertise

1. Technology for producing high quality metal molds through design with CAD, fr om machining all the way to finishing. 2. Technology for machining related to cutting or folding metal sheets. Technology for folding shapes and cutting edges, etc.

Future Business Challenges
We would like to master the technology for designing and producing high-metal molds.
We would like to expand our research and development of new products.
Future Technical Challenges
Fabricated metal products manufacturing industry
Program control technology for the cutting and folding abilities of our hydraulic cutting/folding machine.
Fabricated metal products manufacturing industry
Technology for automation and raising the efficiency of handwork (finishing and surface polishing) during metal mold production.
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