Stainless Steel Extruder Screens are vital filtration elements widely used in plastic and rubber extrusion processes to remove impurities and ensure a consistent, high-quality end product. These screens are available in several classifications based on their structure and application needs. Single-layer screens offer basic filtration and are suitable for applications with minimal contamination. Multi-layer screen packs consist of multiple mesh layers with varying mesh sizes, providing enhanced strength and finer filtration, ideal for more demanding processes. Spot-welded packs are multiple screens welded together at precise points to maintain alignment and structural integrity under high pressure. Rimmed or framed screens feature a metal border or frame that adds extra rigidity and makes installation easier, particularly in high-pressure or reusable applications. Each type is tailored to meet specific extrusion requirements, balancing durability, filtration efficiency, and ease of handling.
TYPES OF EXTRUDER SCREENS
- Rimmed or Framed Extruder Screens (Filter Discs): These screens, featuring mesh secured by a metal frame, offer rigidity for high-pressure extrusion. They’re durable, reusable, and prevent deformation, simplifying handling.
- Single-Layer Extruder Screen: Constructed from single stainless steel mesh sheets, these provide basic, cost-effective filtration for low-contamination tasks. They’re easily replaced, suited for simple plastic and rubber processing.
- Multi-Layer Screen Packs: Comprised of layered mesh with varying sizes for progressive filtration, these enhance strength and efficiency. They remove fine particles while maintaining flow, ideal for high-performance extrusion.
- Spot-Welded Screen Packs: Multiple mesh layers fused at points ensure uniform filtration under pressure. Their stable design prevents layer shifting, providing consistent particle retention and easy replacement.
SHAPES OF EXTRUDER SCREENS
- Circle: Circular screens, common for standard setups, range from 1 to 10 inches. They ensure even pressure and fit most extrusion filters.
- Disc: Flat, round disc screens provide uniform filtration. Diameters span 2 to 8 inches, with custom sizes available for various extrusion equipment.
- Square: Square screens offer larger filtration areas. Common sizes are 2×2, 4×4, and 6×6 inches, with custom options for specific housings.
- Oval: Oval screens suit specialized, non-standard machinery. Sizes include 1.5×3 and 2×4 inches, and custom ovals fit unique extrusion systems.
- Rectangular: Rectangular screens, for continuous flow, range from 2×4 to 6×12 inches. They optimize flow in linear extrusion setups.
- Kidney: Kidney-shaped screens, for niche tasks, fit custom machines. Sizes are about 2×3 or 3×5 inches, for irregular filtration layouts.
- Cones: Cone-shaped screens offer depth filtration. Base diameters range from 2 to 6 inches, with varied heights, for compact, efficient separation.
- Special Shapes: Ring, star, or crescent screens fit specialized equipment. Sizes vary by client needs, ensuring precise compatibility.
PRODUCT INTRODUCTION
STAINLESS STEEL WIRE MESH SERIES
Includes woven, welded, crimped, and knitted meshes, made primarily from stainless steel grades 304, 316, for filtration, screening, security, and architectural applications.
FILTER WIRE MESH SERIES
Comprises extruder screens, filter discs, sintered meshes, wedge wire screens, and perforated filter elements, primarily used in chemical, industrial, and petroleum filtration processes.
COPPER MESH SERIES
Consists of woven copper mesh, knitted copper mesh curtains, and decorative copper meshes, extensively applied in shielding, insect screening, decorative interiors.
TITANIUM WIRE MESH SERIES
Covers woven titanium meshes, knitted titanium mesh, and titanium perforated metal sheets, primarily utilized in chemical processing, aerospace, marine, medical, and filtration applications.
SAFETY MESH SERIES
Encompasses welded wire fences, expanded metal mesh panels, gabion basket barriers, and heavy-duty security meshes, used in construction, perimeter protection and slope stabilization projects.