Pulp dredging machine for fiber dissociation

Pulp dredging machine for Fiber Dissociation: High-Efficiency Pulping Equipment for Premium Molded Fiber Production

Engineered for precision fiber separation in modern pulp processing systems, this advanced dredging machine delivers unmatched performance in breaking down raw materials into uniformly dispersed fibers while effectively removing contaminants. Designed with a dual-action mechanism—combining high-speed centrifugal force and hydrodynamic shock waves—it ensures superior fiber liberation without compromising fiber length or strength. Ideal for manufacturers focused on producing high-grade Molded Pulp Products such as eco-friendly tableware, packaging solutions, and specialty paper goods, this equipment stands out in both technical capability and operational efficiency.

Key Features That Set It Apart:

The machine operates at variable rotor speeds between 1200–1800 RPM, enabling optimal adaptation to different fiber types and consistency requirements (3–6%). With an energy-efficient design consuming just 30–75 kW, it supports continuous 24/7 operation while maintaining consistent slurry quality. Its wear-resistant alloy rotor offers over 10,000 hours of service life, minimizing downtime and maintenance costs. Integrated impurity removal stages (up to 99% efficiency for particles larger than 75 microns) ensure cleaner output, enhancing product purity and end-use performance. The system also includes automatic density adjustment, quick-change rotor technology (<30 minutes), and predictive maintenance alerts for proactive management.

Technical Excellence Meets Operational Flexibility:

Featuring customizable inlet/outlet diameters (150–300 mm), flange or quick-connect piping options, and a compact footprint (2.5m × 2m × 2.5m), the unit integrates seamlessly into existing pulping lines. A reinforced concrete foundation (150mm thick) provides stability during high-load operations. Power supply is standard at 380V/50Hz/3-phase, with water input requiring 1–1.5" piping under 2–3 bar pressure. These specifications make it suitable for global industrial applications—from agricultural residue processing like bagasse and straw pulp to recycled fibers from waste paper and mixed cardboard. Whether handling softwood, hardwood, bamboo, hemp, or post-consumer fiber streams, the machine adapts effortlessly to diverse feedstocks.

Applications Across Industries:

Beyond traditional paper tray manufacturing, this dredging machine excels in producing molded fiber tableware, sustainable packaging materials, and premium paperboard products. Its ability to preserve fiber integrity while achieving over 95% dissociation makes it indispensable for companies aiming to improve formation uniformity, tensile strength, and overall sheet quality. Manufacturers seeking to enhance productivity through automation, reduce labor intensity, and meet growing demand for biodegradable alternatives will find this solution highly effective. It’s particularly valuable for those entering or expanding in the green packaging market where consistent slurry quality directly impacts final product performance.

User Feedback Highlights:

Operators report significant improvements in fiber dispersion and reduced manual intervention due to automated controls. One user noted that after installation, their molded pulp trays showed fewer defects and better dimensional accuracy. Another highlighted how the self-cleaning rotor feature drastically cut cleaning time compared to older models. Maintenance staff appreciated the easy-access inspection ports and real-time wear monitoring, which helped prevent unexpected breakdowns and extended component lifespan. Overall, users value the balance between high throughput, low energy consumption, and minimal operational complexity.

Frequently Asked Questions:

Is this machine suitable for recycled fiber processing? Yes, it efficiently handles OCC, A4 waste paper, and mixed fiber blends, ensuring thorough de-inking and impurity removal. Can it be integrated into an existing production line? Absolutely—the modular design allows flexible connection methods and compatibility with automated feeding systems. How does it maintain fiber length? Through precise speed control and optimized rotor geometry, it prevents excessive fibrillation while maximizing separation. What kind of space is required? A minimum clearance of 1 meter around the unit is recommended, along with a dedicated 150mm concrete base for vibration absorption. Does it support multiple material types? Indeed, it processes agricultural, wood-based, specialty, and recycled fibers with minimal adjustments.

Product Categories : Pulp Making System > Pulp Making Equipment