company profile

Nanjing Granuwel Machinery CO., LTD is specialized in R&D design and manufacture of high polymer extruders, and we concentrate our business on manufacture and sales of high-quality extruder equipment.

Nanjing Granuwel Machinery is located at No. 17 Minzu Avenue, Hushu Ethnic Industrial Park, Jiangning District, Nanjing, Jiangsu, China.

GRANUWEL EXTRUSION mainly composed:

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engineers
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mechanical processing and management
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assembling workers
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after-sales service
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“Experiences come from practice”

The initiator of Nanjing Granuwel Machinery CO., LTD has devoted himself to R&D and sales in the plastic machine industry for over ten years, gathering a number of top-level professionals, we possess excellent capability of innovation and product development, and desire to provide best products for our customers through improvement on equipment structure and reduction of equipment energy consumption through our practical experiences and technical innovation. In addition, we will optimize the structure design of the mixing equipment and integrate the mechanical, electrical and process system based on the material system and technological process.

Our products were widely exported to the oversea market, such as Vietnam, Malaysia, Indonesia,Philippines, Japan, Russia, Turkey, Iran, Egypt, South Africa, Brazil, Argentina, United States, Canada…more than 30 countries all over the world.

Barrel CNC

Screw Elements CNC

Committed to Global Standards: CE Certified Excellence

At Nanjing Granuwel, we design and manufacture all our equipment in full compliance with the strictest international regulations. Our Twin Screw Extruder Lines, Water Ring Pelletizing Systems, and Extrusion/Pelletizing Production Lines are CE certified under:

  • EU Machinery Directive 2006/42/EC – Ensuring safety, ergonomics, and performance benchmarks .
  • EU Electromagnetic Compatibility (EMC) Directive 2014/30/EU – Guaranteeing minimal interference with other electronic devices.
  • EU Low Voltage Directive 2014/35/EU – Validating electrical safety standards.

Each product undergoes rigorous testing by independent certification bodies, reflecting our commitment to quality and global market accessibility. Certificates can be verified via official platforms.

Electromagnetic Compatibility (EMC) Directive CE Certificate
Machinery Directive CE Certificate - Twin Screw Extruder Line
Machinery Directive CE Certificate - Water Ring Pelletizing Line
EC Examination Certificate
GTE-75D Twin Screw Pelletizing Line CE Certificate

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