Last updated : 04/01/2020
Daiwa Heavy Industry Co., Ltd.
- President
- Yasuaki TANAKA (Mr.)
- Year established
- 1920
- Sales
- 7,106,000,000 yen
- Employees
- 200
- Postal (zip) code
- 731-0221
- Company address
- 1-21-23 Kabe, Asakita-ku, Hiroshima-shi
- Phone
- 082-814-2101
- Fax
- 082-814-2109
- E-Mail
- info@daiwajuko.co.jp
- URL
- http://www.daiwajuko.co.jp
Company PR
Over a history of more than 170 years has contributed to society through our casting technologies. Hopes to devise and commercialize new products, utilizing our highly valued casting technologies and accumulated know-how.
Major Products
- Peripheral machine tools equipment and cast parts of machines
- Cast parts of diesel engines
- Cast bathtubs finished with porcelain enamel
- Manhole covers made of iron
- Other cast products
Major Customers
- Okuma Corp.
- Mori Seiki Co., Ltd.
- Mitsui Engineering & Shipbuilding Co., Ltd.
- Takara Standard Co., Ltd.
- Inax Corp.
Major Facilities/Equipment
- Cast iron melting furnace 4
High-frequency induction furnace: 25 t x 2, low-frequency electric furnace: 5 t x 2
- Molding sand mixer 6
20 t/h × 2, 10 t/h × 2, 5 t/h × 2
- Crane 38
50 t × 1, 30 t × 2, 25 t × 2, 15 t × 3, 10 t × 3, 5 t × 8, and others
- Machining center 3
Gate type (10 m [L] × 3.5 m [W] × 2.5 m [H]) × 1; Horizontal type (with 800 and 1000 pallets) × 2
- Horizontal boring machine 4
Floor type (17 m [L] × 5 m [H]) × 3; Planer type (6.5 m [L] × 2.2 m [H]) × 1
Technology Employed
- Steel industry
- Manufactures cast iron products such as cast parts of diesel engines, machine tools with the maximum weight of 40 tons, etc.
- Steel industry
- Designs, manufactures, and installs automatic pallet changers for machine tools.
- Steel industry
- Utilizing a large horizontal boring machine, can process and assemble cast diesel engine parts.
- Steel industry
- Being the only domestic manufacturer of cast iron bathtubs, finished with porcelain enamel, designed for direct burning, sells such bathtubs across Japan.
- Steel industry
- Manufactures and markets luxurious large-size cast iron bathtubs with porcelain enamel finish.
- Steel industry
- As the only manufacturer of Goemonburo (traditional Japanese bathtub made of thick iron, shaped like a large pan) in Japan, manufactures and sells these in large lots together with related products.
- Steel industry
- Produces and sells putters (DD putters) made of special cast iron.
- Steel industry
- Manufactures and sells urban landscaping products such as iron manhole covers and gratings.
- Steel industry
- Approved as on authorised factory by the Classification Society (of ships), etc., complying with various industrial standards including, JIS, NK, NV, LR, etc
Primary Area of Technical Expertise
Based on highly advanced casting technologies and continuous machining and assembly production system, covers castings used in a wide range of industries. Castings useful in daily life, such as bathtubs and manhole covers; intends to produce such items and develop markets.
Future Business Challenges
- Extend the business to casting for the industrial equipment excluding machine tools and diesel engines.
- Extend the business to upstream/downstream of the conventional lines by anticipating customers’ needs.
- Increase product lines and fields.
Future Technical Challenges
- Steel industry
- Reduce cost using the full-mold process method more effectively.
- Steel industry
- Provide highly-functional materials via extended use of casting insert technologies.
- Steel industry
- Continue development of new products featuring the characteristics of castings.
- Steel industry
- Enter new fields by taking advantages of the V-process and porcelain enamel finishing technologies.
- Steel industry
- Seed up NC programming for machining in small-lots.
Other
Application for utility model rights on insert-related technology pending.
