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KUBOTA IRON WORKS CO., LTD.

Manufacturing Industry

President
Takashi KUBOTA (Mr.)
Year established
1935
Capital
12,000,000 yen
Sales
6,250,000,000 yen
Employees
200
Postal (zip) code
739-0321
Company address
1-6-1 Nakano, Aki-ku, Hiroshima-shi
Phone
082-893-1121
Fax
082-893-1214
E-Mail
y.ohban@kubola-iron-work.co.jp
URL
http://www.kubota-iron-works.com/
Corporate picture
Company PR
Our company belief is “To aim the company which can contribute to the society with creativity and harmony”. In addition to the basic technology like plastic forming, machining, heat treatment & assembling, we contribute to the fuel efficiency and cost reduction for all vehicles, by challenging the new technology such as electrification or using new material.
Picture 1

Water pumps developed and produced in Kubota are adopted in all Mazda vehicles and also contribute to the fuel efficiency.

Picture 2

For drive shafts, MT parts, & drive plates, we can totally implement in Kubota from plastic forming, machining to assembling.

Picture 3

We manufacture precision processing MT parts such as shift fork and clutch lever, and can handle the needs at the headquarters factory and Thailand factory.

Major Products
Water pump for cooling engine.
Drive plates for AT vehicles.
Drive shafts.
MT Parts (Shift fork and etc.)
Major Customers
Mazda Motor Corporation
NTN Corporation
Aichi Machine Industry Co., Ltd.
GKN Driveline Japan
Major Facilities/Equipment
Machining Center 60
NC lathe 91
6 Axis robot 6
Heat treatment equipment 3
Oil hydraulic pressing machine 1 (1600t)
Technology Employed
Transportation machinery/equipment manufacturing industry
Water pumps developed and produced in Kubota Iron Works contribute to the fuel efficiency.
Transportation machinery/equipment manufacturing industry
One-piece drive plates contribute to weight reduction, low noise and cost reduction.
Transportation machinery/equipment manufacturing industry
We can produce various automobile parts such as drive shaft or MT parts with high-quality & low cost.
Transportation machinery/equipment manufacturing industry
Plastic forming technology (We can totally implement in Kubota from design & production of die, plastic forming to machining.)
Transportation machinery/equipment manufacturing industry
Hollow-cast cold forging MT shafts using solid material contribute to weight reduction and cost reduction.
Primary Area of Technical Expertise

In addition to the basic technology like plastic forming, machining, heat treatment & assembling, we contribute to the fuel efficiency and cost reduction for all vehicles, by challenging the new technology such as electrification or using new material.

Future Business Challenges
Reducing weight and cost of auto parts by introducing new processing technology and new material.
Realizing the fuel efficiency of vehicles by electrification of auxiliary machinery.
Find the new market except automobile parts industry.
Future Technical Challenges
Transportation machinery/equipment manufacturing industry
Weight reduction of vehicle parts by utilizing our analytical software/ Development of electric parts
Transportation machinery/equipment manufacturing industry
Cost reduction of plastic forming parts by introducing new plastic forming technology
Other

24 patents obtained in Japan
*Drive plates 4 (Patented in the U.S. and Europe)
*Hollow-cast cold forging technology 5
*Plastic forming technology and others 1
*Water pump 3 and others

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