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Latest update: 16/04/2021 10:47:45


Maruki Sangyo is one of the largest resin compound suppliers in Japan. We are ready to provide high-quality materials made from prime (virgin), off-grade or recycled materials suitable for your products.

With plenty material stocks and supply sources allover Japan, biggest scale of production lines and enough technical backgrounds based on over 50 years experiences, we can provide every kinds of resin materials on your demand for quality, quantity and lead time.

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Sales Pitch

Plastic compounds
Plenty of stock / supply sources in Japan
We have every kinds of rein materials such as prime feedstock (virgin) , off grade and recycled  items in our own warehouses to realize "just-in-time" delivery to customers. Also, we will offer earliest delivery timing if you request coloring process.
Technical background from over 50 years experience
We will propose most suitable production process on your color and specification request to the product.
Flexible production lead time
Even in a case of immediate demand, please contact us firstly. We will check our inventory status and inform you.
Best workmanship of coloring process
Depends on resin types and customers' usage, we proceed appropriate coloring process with the best workmanship in pigment blending and finishing.
Easy order for repeated color
We are ready for quick production and delivery on your repeat orders, as we keep color recipe data of your previous orders.
Best color matching
Plenty of color recipe data, experiences  and latest color matching equipment realize the best color matching even for your request of new colors.
Recycled materials
Over 50 years experience and know-how
Since company establishment, we have worked on plastic material recycling as a main business, aiming to contribute to circular economy. We are confident to produce "re-bone" grade of plastic materials which meet customers' demand.
We can support your effective utilization of resin materials !
If you have leftovers of off-grade plastic materials, roll or bobbins, films, runners to be recycled, please feel free contact us for our consulting.

Other presentation

【Our Strength】
Not only from prime (virgin) and off-grade materials b Japanese polymer manufactures but also from recycled materials, we can provide  the best solution in material selection on customers demands. Also, we have enough production capacity and varied equipment to realize shorter lead time and flexible size of production lot.

【Appeal point】
Our best R&D team are very aggressive to develop alloy(mixed) material using recycled plastics  to contribute circular economies.

This company is recommended by the following support organizations.