Shaftless screw conveyor is not interfered by the central axis, and has special advantages for conveying belt and winding materials. It is used to transport grid removed from sewage screening device and dewatered sludge cake. It has good environmental protection performance. It uses totally enclosed conveying and easy cleaning spiral surface, which can ensure environmental hygiene and the materials delivered are free from contamination and leakage.
Product Overview
Shaftless screw conveyor is a high-performance, heavy-duty material handling solution, purpose-built for the reliable continuous transfer of dewatered sludge, viscous bulk materials, fibrous waste and solid residues across wastewater treatment, aquaculture, industrial processing and solid waste management scenarios. Different from traditional shafted screw conveyors, our innovative shaftless structure completely eliminates the risk of material tangling, wrapping and clogging, ensuring uninterrupted stable conveying even for challenging high-moisture, high-viscosity materials. With a core design focus on durability, low maintenance and flexible integration, this conveyor is the ideal supporting equipment for sludge dewatering systems and industrial material transfer lines.
Equipped with a full-automatic electrical protection system, supporting seamless linked synchronous control with matched sludge dewatering equipment to achieve fully integrated, unattended operation.
Heavy-duty spiral flight is precision-fabricated from high-grade stainless steel, delivering exceptional structural rigidity, superior corrosion and abrasion resistance, and extended service life even in harsh working environments.
Features a space-saving compact integrated structure, enabling quick, hassle-free on-site installation directly with expansion bolts, with no need for complex civil construction or pre-embedded works.
The conveying trough is lined with premium wear-resistant material for long-term durability, while the user-friendly accessible design greatly simplifies routine inspection, maintenance and parts replacement.
Fully enclosed conveying operation ensures ultra-low noise emission, while completely preventing material leakage, dust spillage and odor diffusion, to maintain a clean, safe and eco-friendly on-site working environment.
Fully customizable to meet diverse project needs: conveyor length, installation inclination angle and discharge hopper configuration can all be tailor-made to fit customers’ specific site conditions and application requirements.
Model Selection

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Whatsapp:+86 189 9470 4187
Add: Yangzhou City, Jiangsu Province, China