Sumitomo (SHI) Demag is one of the leading manufacturers of plastic injection moulding machines

Brand and tradition

Manufacturer of the first injection moulding machine

Who is Sumitomo?

Sumitomo (SHI) Demag is a German/Japanese company and a specialist in injection moulding machines for plastics processing.


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Sumitomo (SHI) Demag worldwide

The global development and production network of Sumitomo Heavy Industries and Sumitomo (SHI) Demag consists of four plants in Japan, Germany and China with more than 3,000 employees. The product portfolio encompasses all-electric, hydraulic and hybrid injection moulding machines with clamping forces of between 180 and 20,000 kN. With over 100,000 machines installed, Sumitomo (SHI) Demag is present in all important markets throughout the world.

Location Schwaig, Germany

Location Schwaig, Germany

Sumitomo (SHI) Demag Plastics Machinery GmbH
Altdorfer Straße 15
90571 Schwaig
Tel.: +49 911 5061-0
Fax: +49 911 5061-2 65

The main Demag facility in Schwaig/Germany focuses on the hydraulic Systec, the all-Electric IntElect and the hybrid high performance, high-speed El-Exis SP machines with clamping forces from 1,600 to 20,000 kN.

Location Wiehe, Germany

Location Wiehe, Germany

Sumitomo (SHI) Demag Plastics Machinery GmbH
Donndorfer Str. 3
06571 Roßleben-Wiehe
Tel.: +49 34672 97-0
Fax: +49 34672 97-3 33

Recognising the increasing importance of electric drive technology for injection moulding machines, Sumitomo (SHI) Demag has expanded the factory in Wiehe/Germany into an international centre of competence for electric machines. Thanks to the new production capacities, Wiehe now supplies all electric injection moulding machines worldwide with its IntElect series with clamping forces up to 4,500 kN.

Location Ningbo, China

Location Ningbo, China

Demag Plastics Machinery (Ningbo) Co. Ltd.
No. 28, Baiyunshan Road
Beilun District, Ningbo
315800 Zhejiang

Tel.: 0086-574-2690 6600
Fax.: 0086-574-2690 6610

Sumitomo (SHI) Demag continues to operate the former Demag plant in Ningbo/China which has been active since 1999. Since 2007 the subsidiary located there, Demag Plastics Machinery (Ningbo) Co., Ltd, had its own, newly built plant and after reaching full capacity, moved to a larger factory with a production area of 11,000 sqm. Injection moulding machines from Systec C product line with clamping forces of between 500 and 10,000 kN are produced here for Asian markets.

Location Chiba, Japan

Location Chiba, Japan

Sumitomo Heavy Industries, Ltd.
Chiba Works and Technology Center
731-1, Naganumahara-Cho, Inage-Ku,
Chiba City, Chiba 263-0001 Japan
Tel: +81-43-420-1401
Fax: +81-43-420-1553

The main Sumitomo plant in Chiba produces machines with low and medium clamping forces. Around 95 % of all machines supplied by Japan have an all-electric drive. The all-electric machine series SE-EV is available in clamping forces from 180 kN.