
Wedge Wire Pipe Based Well Screen for Oil Well
September 12, 2026Industrial Filtration Grade
Wedge Wire Screen Cylinder for Spiral Press Screw Separator
Heavy-Duty Solid-Liquid Separation Technology Specially Engineered for Livestock Slurry, Manure Dewatering, and Agricultural Waste Processing
Slot Precision: 0.1mm – 10.0mm
Concentricity Tolerance: <0.3mm
1. System & Operational Specification Index

Key operational features and equipment compatibility parameters for solid-liquid separators.
| Parameter Attribute | Technical Specification Value | Secondary Parameter | Technical Specification Value |
|---|---|---|---|
| In-Stock Availability | YES (Standard Sizes) | Filter Element Type | Stainless Steel Drum Cylinder |
| Chemical Performance | Acid & Alkali Resistant | Primary Purpose | Solid-Liquid Separation / Dewatering |
| Equipment Category | Rotary / Screw Press Screen Cylinder | Material Grade Options | AISI 304, AISI 316L Stainless Steel Wire |
| Application Range | Spiral Screw Dewatering Presses | Target Industries | Agriculture, Livestock, Paper Pulp, Chemical |
| Max Operating Temp | 330 °C (626 °F) | Max Working Differential Pressure | 10 bar (1.0 MPa) |
| Filtering Precision | 50 Micron to 10000 Micron (0.05 – 10mm) | Max Inlet / Outlet Diameter | Up to 2000 mm |
| Raw Water Design Pressure | 50 bar (5.0 MPa Max Surge) | Min Open Surface Area Ratio | 30% (Up to 65% depending on slot) |
| Standard Series Model | Gx16 Series | Dimensional Specification | Gx16 Industrial Standard |
2. Stainless Steel Chemical Composition (Weight %)
Chemical makeup ensuring corrosion resistance against cattle slurry and farm waste acids.
| Grade / Alloy | Carbon (C) | Silicon (Si) | Manganese (Mn) | Phosphorus (P) | Sulfur (S) | Chromium (Cr) | Nickel (Ni) | Molybdenum (Mo) |
|---|---|---|---|---|---|---|---|---|
| AISI 304 (1.4301) | ≤ 0.07 | ≤ 1.00 | ≤ 2.00 | ≤ 0.045 | ≤ 0.030 | 17.5 – 19.5 | 8.0 – 10.5 | – |
| AISI 316L (1.4404) | ≤ 0.03 | ≤ 1.00 | ≤ 2.00 | ≤ 0.045 | ≤ 0.030 | 16.0 – 18.0 | 10.0 – 14.0 | 2.0 – 2.5 |
| Duplex 2205 (UNS S31803) | ≤ 0.03 | ≤ 1.00 | ≤ 2.00 | ≤ 0.030 | ≤ 0.020 | 21.0 – 23.0 | 4.5 – 6.5 | 2.5 – 3.5 |
3. Mechanical Strength & Structural Tolerances

Physical resilience parameters ensuring long term operation under continuous screw press torque.
| Property Metric | AISI 304 Standard | AISI 316L Standard | Duplex 2205 Standard |
|---|---|---|---|
| Tensile Strength (MPa) | ≥ 520 MPa | ≥ 485 MPa | ≥ 625 MPa |
| Yield Strength 0.2% (MPa) | ≥ 205 MPa | ≥ 170 MPa | ≥ 450 MPa |
| Elongation at Break (%) | ≥ 40% | ≥ 40% | ≥ 25% |
| Hardness (HB / Rockwell B) | ≤ 201 HB (92 HRB) | ≤ 217 HB (95 HRB) | ≤ 293 HB (31 HRC) |
| Inner Diameter Tolerance | < 0.3 mm | < 0.3 mm | < 0.2 mm |
4. Standard Cylinder Dimension & Specification Matrix
Dimensional configurations for major spiral screw press machinery brands.
| Outer Diameter (mm) | Inner Diameter (mm) | Standard Length (mm) | Slot Width Options (mm) | Support Rod Profiles | Weight Ref. (kg/m) |
|---|---|---|---|---|---|
| 180 mm | 175 mm ± 0.3 | 500 – 1200 mm | 0.25, 0.50, 0.75, 1.00 | Triangle / Round 3x5mm | 14.5 kg |
| 200 mm | 194 mm ± 0.3 | 600 – 1500 mm | 0.30, 0.50, 0.75, 1.00 | Triangle / Heavy 3x6mm | 18.2 kg |
| 250 mm | 242 mm ± 0.3 | 800 – 1800 mm | 0.50, 0.75, 1.00, 1.50 | Heavy Duty 4x7mm | 26.0 kg |
| 280 mm | 272 mm ± 0.3 | 1000 – 2000 mm | 0.50, 0.75, 1.00, 2.00 | Heavy Duty 4x8mm | 32.4 kg |
| 300 mm | 290 mm ± 0.3 | 1000 – 2200 mm | 0.50, 1.00, 1.50, 2.50 | Extra Heavy 5x10mm | 39.8 kg |
5. V-Shape Wedge Wire & Support Rod Geometry
Trapezoidal design prevents internal clogging by providing inward-widening slot relief.
| Wire Profile Code | Head Width (mm) | Height (mm) | Relief Angle (°) | Recommended Application |
|---|---|---|---|---|
| V12 / 12D | 1.2 mm | 2.2 mm | 10° – 12° | Ultra-fine particle separation (0.1 – 0.3mm) |
| V22 / 22D | 2.2 mm | 3.5 mm | 13° – 15° | Standard Cattle Manure Dewatering (0.5 – 1.0mm) |
| V38 / 38D | 3.8 mm | 6.0 mm | 15° – 18° | Heavy Duty Industrial Fiber Separation (> 1.0mm) |
6. Core Structural Advantages & Engineering Innovations
Self-Cleaning Anti-Clogging Profile
The trapezoidal wedge wire forms a inner-narrow to outer-wide slot geometry. As solids are compressed by the screw press, particles pass through smoothly without lodging inside the aperture.
High Concentricity Precision (<0.3mm)
Automated fusion resistance welding maintains strict circular tolerance within 0.3mm across the inner cylinder wall, preventing friction, uneven wear, or binding against internal rotating screw flights.
Reinforced Structural Support Stiffeners
Utilizes solid round, triangular, or flat support ribs positioned at calculated pitch intervals to absorb heavy axial compression forces and extreme torque from mechanical screw compaction.
7. Comprehensive Material Processing Compatibility Matrix
Tested applications for continuous solid-liquid spiral press separation.
| Sector / Industry | Target Feedstock Material | Rec. Slot Size | Primary Process Goal |
|---|---|---|---|
| Cattle Dairy Farming | Raw Cattle Manure, Flush Flume Slurry | 0.50 – 1.00 mm | Produce Dry Bedding Fiber (40-42% Dryness) |
| Swine / Poultry Livestock | Pig Slurry, Chicken Manure Residue | 0.30 – 0.75 mm | BOD/COD Reduction, Organic Fertilizer Base |
| Biogas & Energy Plants | Anaerobic Digestate Residue | 0.25 – 0.50 mm | Liquid-Solid Separation for Irrigation/Compost |
| Food & Beverage Processing | Spent Grain (BSG), Cassava, Tea Residue | 0.50 – 1.50 mm | By-product Moisture Reduction for Transport |
| Paper Pulp & Chemical | Wood Fiber, Paper Sludge, Chemical Slag | 0.10 – 0.50 mm | Effluent Dewatering and Fiber Recovery |
8. Economic ROI Analysis for Dairy Farm Operation (1,000 Head Cattle)
Estimated operational savings realized via efficient solid separation for farm bedding reuse.
| Cost / Benefit Category | Conventional Waste Handling | Wedge Wire Screw Press System | Net Annual Impact |
|---|---|---|---|
| Bedding Material Procurement | Purchased Sand/Straw ($45,000/yr) | Recycled Manure Solids ($0/yr) | Save $45,000 / year |
| Slurry Haulage & Lagoon Maintenance | High Volume Liquid Haulage ($30,000/yr) | Reduced Volume Concentrated Liquid ($18,000/yr) | Save $12,000 / year |
| Screen Element Replacement Frequency | Perforated Sheet Screen (Every 6 Months) | Wedge Wire Cylinder (36-48 Months) | Save $8,500 / year (Parts + Labor) |
9. Manufacturing Quality Assurance & Standards Compliance
Rigorous testing procedures guaranteeing structural integrity and dimensional consistency.
| Quality Inspection Protocol | Testing Methodology | Acceptance Standard |
|---|---|---|
| Slot Aperture Uniformity | Optical Laser Gauge Scanning | ± 0.015 mm Deviation Max |
| Welding Joint Integrity | Resistance Fusion Tensile Shear Test | 100% Weld Fusion Rate along Support Rods |
| Cylinder Roundness & Straightness | 3D CMM Dial Indicator Gauge Scan | Ovality Error ≤ 0.3 mm across full length |
| Surface Passivation | Citric Acid Chemical Pickling & Passivation | ASTM A380 / ISO 15730 Compliant |
10. Backwashing & Maintenance Operational Protocol
Recommended cleaning procedures to maximize service lifespan of screen cylinders.
| Cleaning Mode | Medium & Pressure Specification | Frequency / Duration |
|---|---|---|
| Automatic High-Pressure Spray Backwash | Clean Water at 3.0 – 5.0 bar | 3-5 Minutes every 12 Hours of Continuous Dewatering |
| Chemical Clean-in-Place (CIP) Flush | 2% Nitric Acid / Mild Alkaline Solution | Monthly Maintenance Cycle for Scale Removal |
| Manual High-Pressure Jetting | Water Jetter at 50 – 80 bar | During Seasonal Overhaul or Extended Shutdown |
11. Mounting Flange & End Ring Fitting Standards
Interface options for effortless integration into existing screw press housing.
| End Connection Type | Structural Design | Fastener Requirement |
|---|---|---|
| Machined Solid Stainless Flange | Precision Turned Ring with O-Ring Recess | M8 – M12 Grade 316 Bolts |
| Reinforced Beveled Weld Ring | Heavy Duty Collar for Direct Body Welding | TIG / GTAW Welding Interface |
| Split Clamp Type Fitting | Two-piece Outer Sleeve for Quick Replacement | Quick Release Stainless Tension Clamps |
12. Wear Resistance Surface Treatment Options
Specialized surface enhancements for highly abrasive sand-laden cattle manure.
| Treatment Option | Layer Thickness / Hardness | Benefit in Sand-Laden Manure |
|---|---|---|
| Hard Chrome Plating | 30 – 50 µm / 850 – 1000 HV | Reduces Surface Friction, Extends Lifespan 1.8x |
| Electropolishing (EP) | Micro-smoothing Surface Profile | Prevents Fibrous Residue Adhesion, Superior Hygienic Finish |
| Tungsten Carbide Spray Coating | 100 – 150 µm / > 1100 HV | Maximum Abrasion Protection in Sand-Bedded Farms (3x Life) |
13. Pressure Tolerance vs. Open Area & Slot Width Reference
Correlation between slot size, structural hydraulic capacity, and differential pressure limits.
| Slot Aperture (mm) | Open Area Ratio (%) | Max Radial Pressure (bar) | Flow Capacity (m³/h per m²) |
|---|---|---|---|
| 0.25 mm | 18.5 % | 12.0 bar | 25 – 35 m³/h |
| 0.50 mm | 31.2 % | 10.5 bar | 45 – 60 m³/h |
| 0.75 mm | 40.5 % | 9.0 bar | 65 – 85 m³/h |
| 1.00 mm | 47.6 % | 8.0 bar | 85 – 110 m³/h |
14. OEM Separator Machinery Cross-Reference Chart
Direct replacement screen element compatibility for global separator brands.
| Separator Brand / Model Series | Compatible Cylinder Code | Standard Screen Size (OD x L) |
|---|---|---|
| Bauer Compact / Select Series | GX-BC-260 | Ø 260 mm x 520 mm |
| Cri-Man SM Series | GX-CM-300 | Ø 300 mm x 750 mm |
| Fan Separator PSS Series | GX-FN-180 | Ø 180 mm x 600 mm |
| Key Dollar Press Systems | GX-KD-250 | Ø 250 mm x 800 mm |
15. Logistics, Packaging & Storage Specifications
Export-grade protection ensuring zero deformation during international ocean freight.
| Logistics Phase | Packaging / Protection Standard |
|---|---|
| Inner Layer Protection | VCI Anti-Rust Film + Heavy Air Bubble Wrap Wrap-Around |
| Outer Structural Packaging | ISPM-15 Fumigation-Free Reinforced Plywood Crates |
| Handling & Storage Protocol | Vertical Stacking Limit: Max 3 Units; Store in Dry Covered Area |
Custom Engineering & Drawing Review Services
Need a tailored wedge wire cylinder diameter, special slot pitch, or custom end flanges for your separator machine? Our engineering team provides full CAD support and fast factory production turnaround.
Alternative names and different product designations:
Wedge Wire Screen Cylinder for Spiral Press Screw Separator
Screw Press Separator Wedge Wire Screen for Dairy Farm Manure
Screw Press Separator Wedge Wire Screen for Dairy Farm Manure,
Wedge Wire Cylinder Screen | Solid-Liquid Separator for Farms,
304/316L Wedge Wire Screen Cylinder for Solid-Liquid Separator,
Custom Wedge Wire Cylinder Screen for Spiral Press Separators

