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Sumitomo – Wire & Tubing


Sumitomo Electric is a manufacturer of heat shrinkable tubing products for a wide range of industries, including the automotive, aerospace, appliance, communications, electronics, medical, and transit industries. This company also produces power cables and electronic wiring products.

Sumitomo Electric Interconnect Products is a manufacturer of a wide variaty of products including Sumitube® heat-shrinkable tubing, Sumimark® thermal transfer marking systems. and Porelon® extruded and expanded polytetrafluoroethylene wire and cable insulating material. Sumitube Sumimark: heat-shrinkable tubing & termination sleeves, thermal transfer marking system.

Sumitomo SUMITUBE® Capabilities:

Polyolefin, Fluoroplastic, Elastomer Material offering
Thermal Resistant
Flame Retardant
Lower Shrink Temperature
Excellent Electrical Properties
Superior Mechanical Properties

The Sumitomo group comprised several dozen firms, and all of the major firms were large multinational corporations based in Tokyo or Osaka, such as the Sumitomo Mitsui Financial Group, Sumitomo Chemical, Sumitomo Electric, and other mining and metals companies.