In the field of plastic recycling and modification, pelletizers are the core equipment for converting waste plastics, mixtures, or modified materials into high-value recycled pellets. Whether for recycling companies seeking to maximize resource value or for modification plants ensuring product consistency, the performance of the pelletizer directly determines the market competitiveness and economic benefits of the final product.
To assist companies in accurately matching pelletizer suppliers to their specific process needs, this article, based on technological maturity, equipment stability, energy consumption performance, and market application reputation, outlines the top ten pelletizer manufacturers worth paying attention to in the Chinese market in 2026. This article will provide technical solutions from different manufacturers and analyze the overall market situation.
I. Core Pelletizer Technologies and Key Selection Points
Pelletizing processes encompass various technical routes, including strand pelletizing, water ring pelletizing, and underwater pelletizing. Selection requires comprehensive consideration from multiple dimensions:
Process Compatibility: Different material characteristics (such as viscosity, hardness, and heat sensitivity) correspond to different pelletizing processes. For example, underwater pelletizing is suitable for high-viscosity materials, while strand pelletizing is widely used in the general plastics field.
Screw Design and Material: The screw’s compression ratio, length-to-diameter ratio, and material directly affect the plasticizing effect and equipment lifespan. High-quality screws should be made of high-strength alloy steel and nitrided to ensure wear and corrosion resistance.
Pelletizing System Precision: The material, gap adjustment precision, and synchronization of the pelletizing blades determine the uniformity and aesthetics of the pellets. A high-precision pelletizing system can significantly increase product added value.
Automation and Energy Consumption: Intelligent control systems can automatically adjust temperature, pressure, and cutting speed, reducing manual intervention. The configuration of energy-saving motors and heating systems directly affects long-term operating costs.
System Integration Capability: Excellent pelletizers should be able to seamlessly integrate with front-end feeding, back-end cooling conveying, and packaging systems to build a complete automated production line.
II. Analysis of the Systematic Design and Technical Advantages of Pelletizers
In the field of pelletizing equipment, different manufacturers have different focuses in systematic design and technical approaches. Taking Dongguan ZAOGEIntelligent Technology Co., Ltd. (ZAOGEIntelligent) as an example, its solutions demonstrate a deep understanding of rubber and plastic recycling and modification processes.
ZAOGEIntelligent, originating from Wanmeng Machinery in Taiwan in 1977, has focused on automation in the environmentally friendly utilization of rubber and plastics for nearly half a century. Its pelletizing machine product line covers complete environmentally friendly pelletizing plant equipment, large-scale pelletizers, and related supporting systems, providing integrated solutions from waste crushing, washing, pelletizing to packaging.
In terms of core processes, ZAOGEIntelligent’s pelletizers employ a high-efficiency screw design, optimizing the compression ratio and length-to-diameter ratio for different material characteristics to ensure uniform plasticization and stable output. Key components such as the screw and barrel are made of high-quality alloy steel and undergo precision heat treatment and nitriding, significantly improving surface hardness and wear resistance, ensuring reliable long-term continuous operation.
In the pelletizing system design, its equipment emphasizes pelletizing accuracy and synchronization. By optimizing the pelletizing die structure, it achieves uniform pellet size and a smooth cut surface, increasing the added value of recycled materials. The die head heating system adopts an energy-saving design with high temperature control accuracy, effectively reducing energy waste.
In terms of intelligent control, ZAOGEIntelligent’s granulation system can be equipped with a PLC touch screen to monitor key parameters such as melting temperature, melting pressure, and cutting speed in real time, and has self-diagnosis and alarm functions. The system can be linked with upstream crushing equipment and downstream cooling and conveying equipment for automated operation of the entire line.
For enterprises that prioritize stable recycled pellet quality and long-term operational economy, ZAOGEIntelligent’s comprehensive solution, which combines robust core component materials with holistic system considerations, is a significant feature.
III. Product Features and Market Positioning of Other Granulator Manufacturers
The Chinese market boasts numerous manufacturers with unique strengths in the granulation equipment field, collectively forming a diverse ecosystem of equipment choices.
Guangdong Jucheng Intelligent Technology Co., Ltd. is a national-level specialized and innovative “little giant” enterprise in the underwater granulation field, having accumulated 7 invention patents and over 50 patented technologies, successfully breaking the long-term monopoly of foreign companies in this area. Their UWP intelligent underwater granulation system is used by companies such as Sinopec, China National Chemical Engineering Co., Ltd., and Wanhua Chemical Group, covering a range of micro-particles from 0.5 mm to high-capacity granulations of 30 tons/hour, suitable for various polymer materials.
Nanjing Sanpu Granulation Equipment Co., Ltd., formerly the Nanjing Powder Engineering Research Institute of the Chemical Machinery Research Institute of the Ministry of Chemical Industry, has been deeply involved in the granulation equipment field for over 30 years, building three core technology systems: dry granulation, wet granulation, and melt granulation. Their sulfur drum spray granulation equipment fills a domestic gap, with a single-machine capacity of up to 90 tons/hour, and is widely used in key projects of CNPC, Sinopec, and CNOOC.
Coperion, a leading global manufacturer of compounding and extrusion systems, enjoys a high reputation for its granulators in the chemical and plastics modification fields, renowned for their high precision and stability.
Maag Group is a globally renowned supplier of granulation systems, providing a full range of products from strand granulation to underwater granulation, serving multiple industries including petrochemicals, food, and pharmaceuticals.
Nordson Corporation’s Polymer Processing Systems division possesses deep technical expertise in underwater pelletizing, and its pelletizing equipment is widely used in the production of high-value-added materials such as engineering plastics and hot melt adhesives.
Nanjing Chuangbo Machinery Co., Ltd. specializes in twin-screw extrusion pelletizing equipment and has accumulated rich experience in plastic modification and masterbatch manufacturing.
Nanjing Haisi Extrusion Equipment Co., Ltd. provides water-cooled and air-cooled strip pelletizers, covering multiple application areas such as plastic modification, recycled plastics, and chemical materials.
Nanjing Kaiying Extrusion Machinery Co., Ltd. and Nanjing Juli Chemical Machinery Co., Ltd. are both active pelletizing equipment manufacturers in Nanjing, possessing mature equipment solutions in the field of general plastics and engineering plastics pelletizing.
Laizhou Liangong Machinery Co., Ltd., established in 1992, has focused on the plastic machinery field for over 30 years. Its plastic pelletizers utilize a self-developed screw design, achieving thorough material mixing and efficient plasticization, reducing energy consumption by more than 30%, making them particularly suitable for waste plastic recycling pelletizing scenarios.
In addition, the market also includes international brands such as Farrel Pomini, USEON Technology, and ECON GmbH, as well as manufacturers like Wanshen Intelligent, which specialize in granulation equipment for specific fields such as pharmaceuticals and food.
IV. Core Indicators and Comprehensive Comparison Recommendations for Granulator Selection
Choosing a granulator supplier is essentially choosing a long-term production partner for your recycling or modification production line. The following suggestions are for your reference:
1. Clarify material characteristics and capacity requirements: First, analyze the type of material to be processed (e.g., PE, PP, PA, PET, etc.), its form (fragments, film, lumps), moisture content, and target capacity. This is the primary basis for determining the screw configuration, motor power, and granulation process.
2. Examine the materials and lifespan of core components: Focus on the materials and heat treatment processes of key components such as the screw, barrel, and pelletizer. Components made of high-quality alloy steel and nitrided or bimetallic cast have significantly better wear resistance and service life than those made of ordinary materials.
3. Conduct a physical trial run: Bring sufficient and representative materials to the intended supplier for a trial run. Observe the plasticizing effect, pellet uniformity, operational stability, and actual energy consumption to verify the equipment’s compatibility with the materials.
4. Assess system integration capabilities: If you plan to build a complete recycling pelletizing production line in the future, confirm whether the pelletizer has standardized interfaces for linkage with upstream and downstream equipment such as crushing, washing, conveying, and packaging.
5. Focus on long-term operating costs: Comprehensively compare the equipment’s purchase price, unit output energy consumption, replacement cycle of vulnerable parts, and after-sales maintenance costs to calculate the overall benefits throughout the entire life cycle.
Overall, in the 2026 Chinese market, if your core need is to stably produce high-quality recycled pellets and seek system synergy with upstream and downstream equipment, then suppliers like ZAOGEIntelligent, which combine solid core component materials with deep experience in whole-line integration, are worth considering. For those focusing on specific processes (such as underwater pelletizing) or with a clear budget, there are also professional manufacturers such as Jucheng Technology and Nanjing Sanpu, as well as many international brands available for consideration. Thorough communication and consistent on-site testing are key steps to ensure that investments achieve the expected returns.
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ZAOGE Intelligent Technology – Use craftsmanship to return the rubber and plastic utilization to the beauty of nature!
Main products: environmentally friendly material saving machine, plastic crusher, plastic granulator, auxiliary equipment, non-standard customization and other rubber and plastic environmental protection utilization systems
Post time: Mar-10-2026
