Rail-Mounted Bidirectional Camelback Polyurethane Dewatering Screen Mesh

Core Advantages

1. Two-Way Three-Dimensional Hump Structure for Doubled Screening Area and Dewatering Efficiency

• Ultra-Large Effective Screening Area: Thanks to the innovative non-planar “two-way ridge” hump design, the actual surface area of the screen panel is significantly increased. Compared to flat screens of the same length and width, the effective screening area can be increased by 50% or even doubled. This means more open area and drainage channels, greatly enhancing the instantaneous processing capacity of the equipment.

• Ultimate Dewatering and Through-Screening Performance: The three-dimensional two-way wave-shaped structure comprehensively disrupts the laminar flow of material on the screen surface, causing the slurry to continuously tumble and jump in all directions under high-frequency vibration, allowing water to pass through the slots quickly and solid particles to stratify rapidly while advancing forward, ensuring orderly and efficient dewatering operations.

2. Excellent Anti-Blocking and Self-Cleaning for Doubled Screening Efficiency

• Efficient Self-Cleaning Mechanism: Polyurethane materials feature extremely low surface energy and an elastic recovery rate of over 95%. Under high-frequency vibration, the three-dimensional two-way hump screen surface generates a strong “second harmonic” micro-vibration effect, which effectively shakes off adhering moist and sticky fine particles, fundamentally eliminating slot blockage.

• Optimized Slot Design: Screen openings are typically designed with an inverted tapered (trapezoidal) slot, wider at the top and narrower at the bottom. Water can pass through the slots quickly, while solid particles are less likely to get stuck. Combined with the excellent hydrophobic properties of polyurethane, it maintains extremely high dewatering efficiency and qualified product moisture content even when processing fine sand or coal slime with very high water content.

3. Rail-Mounted Quick-Installation Design for Ultra-Fast Assembly and Maintenance

• Convenient Quick-Installation Experience: The high-precision slots (or hooks) on both sides of the screen panel perfectly match the standard support rails on the dewatering screen frame. Maintenance personnel simply align the panel with the rails and slide or snap it vertically into place to complete locking. A single person can replace an entire screen panel within minutes, greatly reducing equipment downtime for maintenance.

• Stable Seamless Splicing: After vertical insertion, multiple screen panels fit together perfectly, forming a continuous and flat installation base and a three-dimensional screening surface. This tight modular splicing effectively prevents material jamming at the joints while ensuring the overall structural stability of the screening machine under high-frequency vibration.

4. Superior Wear and Impact Resistance for Extended Service Life

• Excellent Physical Properties: Made of premium wear-resistant polyurethane, its abrasion resistance is 3-5 times that of ordinary rubber and 5-8 times that of metal screens such as high-manganese steel. Under continuous scouring from highly abrasive materials like sand and ores, it resists cracking and structural damage, greatly reducing the frequency of spare parts replacement.

• Excellent Tear Resistance: High-strength steel wire or reinforcement frameworks can be pre-embedded inside the panel, endowing the screen with extremely high tensile strength and tear resistance, capable of withstanding the dual challenges of heavy material bed pressure and high-frequency vibration.

Technical Parameters

• Material: High-performance wear-resistant polyurethane elastomer (polyester or hydrolysis-resistant polyether type available depending on operating conditions; steel-wire reinforcement can be embedded upon request)

• Installation Method: Side-mounted rail vertical slide-in installation (compatible with various standard rail interfaces, inner/outer hook interfaces)

• Structural Features: Three-dimensional two-way hump (interlocking wave-shaped) screening surface

• Dimensions: Supports various industry-standard sizes (e.g., 305mm×610mm, 610mm×610mm, etc.), thickness typically 30mm – 50mm; customized non-standard sizes available per drawings

• Screen Opening Specifications: 0.1mm – 5.0mm (primarily supports high-precision slot customization, slot width tolerance ≤0.05mm)

• Hardness Range: Shore 85A – 92A (balancing extreme anti-blocking elasticity and wear-resistant load-bearing requirements)

• Temperature Range: -30℃ to 80℃ (normal operating conditions; special formulations can withstand higher temperatures)

Application Areas

Widely used in mining beneficiation (tailings dry stacking and concentrate dewatering of iron ore, gold ore, copper ore, etc.), coal washing (coal slime dewatering, raw coal desliming), sand and gravel aggregate plants (mechanized sand washing and dewatering, fine sand recovery integrated units), as well as solid-liquid separation operations in chemical, building materials, and environmental shield slurry purification industries. Particularly suitable for various large-scale high-frequency dewatering screens and sand washing equipment with extremely high requirements for processing capacity, ultimate dewatering performance, and anti-blocking capabilities.