Sanyu Raito Industry for insert molding, engineering plastic molding, and plastic molding

Established in Osaka, a city synonymous with manufacturing, we boast a 70-year history.
Incorporating engineering plastics into our daily operations,
we leverage state-of-the-art, fully automated insert molding systems,
harnessing the versatility of various industrial robots to craft a variety of molded products.
Backed by our extensive experience, we are well-prepared to meet your requirements,
bringing forth our refined technical expertise and our capabilities to make effective proposals.

Insert Molding

Insert molding used to require manual labor, but we have improved QCD (quality, cost, and delivery) by introducing a unique fully automated molding system that operates 24 hours a day. In addition, by making full use of automatic feeders, insert robots, automatic gate-cutting robots, and camera inspections, the company has also established an unmanned production line. Such automation is supported by our technical capabilities, which include process analysis, equipment design and manufacturing technology, and maintenance.

Read More
Engineering Plastics Molding

The experience accumulated over the history of the company from its establishment to the present has become the foundation of our technical capabilities to use all kinds of engineering plastic materials and to create a system that can respond to many requests. We are able to propose and produce prototypes of engineering plastic materials with a wide range of characteristics to meet customers' needs. We are able to provide customers with various types of engineering plastic materials and prototypes.

Read More

Part of a large machine that automatically inserts the necessary parts into the molding machine

Inside the factory

Machinery required for 130t insert molding

Equipment

We are well-equipped to cater to a diverse range of product sizes, spanning from small precision molding to larger-scale molding. We are capable of high-precision insert molding, engineering plastic molding, and resin molding, and have achieved fully automated manufacturing to ensure a stable supply. In addition, by creating the optimal environment for each product, we are able to conduct thorough quality control. Please take a look at our extensive facilities, which are the result of our many years of experience and adapting to fulfill numerous requests.