Direct OEM factory pricing on high-precision stainless steel melt filter cartridges, candle elements, and multi-layer screen mesh packs.
Understanding the interplay between wire weave geometry, metallurgy, flow dynamics, and thermal stability in continuous melt filtration systems.
From standard Plain Weave and Twill Weave to specialized Dutch Twill (DTW) and Reverse Dutch Weave (RDW). Our screen mesh delivers absolute filtration ratings from 5µm to 500µm, mitigating shear-sensitive degradation in polymer melt flows.
Utilizing premium grade AISI 304, 316L Stainless Steel, as well as superalloys like Hastelloy C-276 and Inconel 625. Engineered for extreme operating conditions with thermal resistance reaching 400°C (752°F) and differential burst pressures exceeding 300 Bar.
Custom multi-layer configurations combining coarse drainage support mesh with fine filtering layers. Bound by precise ultrasonic spot welding or extruded aluminum/stainless steel rims to eliminate bypass contamination in breaker plates.
| Weave Structure Pattern | Common Mesh Count Range | Filtration Rating (µm) | Flow Rate / Permeability | Burst Strain Tolerance | Recommended Industrial Application |
|---|---|---|---|---|---|
| Plain Square Weave | 10 × 10 to 100 × 100 | 150µm – 2000µm | Very High | Moderate | Coarse recycling, pre-filtration breaker plates, coarse PE/PP masterbatch. |
| Twill Square Weave | 80 × 80 to 400 × 400 | 35µm – 180µm | High | High | Engineering plastics extrusion, ABS/PA sheet extrusion, blow molding. |
| Plain Dutch Weave (PDW) | 20 × 150 to 50 × 250 | 50µm – 140µm | Moderate | Very High | High-pressure polymer melt filtration, non-woven spunbond production. |
| Dutch Twill Weave (DTW) | 80 × 700 to 325 × 2300 | 5µm – 40µm | Controlled | Exceptional | BOPP / BOPET ultra-thin film lines, medical grade polymer tubing extrusion. |
| Reverse Dutch Weave (RDW) | 72 × 15 to 132 × 17 (Auto Belts) | 40µm – 250µm | High Continuous | Extreme Tensile | Automatic Continuous Ribbon Belt Screen Changers (Erema, Maag, Nordson). |
Integrating direct wire drawing, high-speed automated weaving looms, laser cutting, and rigorous QC to lower Total Cost of Ownership (TCO) without quality compromise.
From raw wire rod inspection to automated cleanroom ultrasonic degreasing. Every roll of stainless steel mesh undergoes strict spectrographic verification to ensure correct Ni and Cr alloy ratios.
Utilizing state-of-the-art fiber laser cutting tables and precision stamping die presses. Ensures burr-free edges, smooth circumferences, and perfect fit in hydraulic screen changers and breaker plates.
Whether supplying standard single-layer circular mesh or complex custom-shaped kidney, rectangular, or cylindrical pleated screen packs, our scalable production lines fulfill global bulk orders rapidly.
Our extruder screen mesh solutions are custom-engineered to overcome specific processing hurdles in diverse polymer production lines worldwide.
Requires sub-20µm Dutch weave sintered mesh packs. Eliminates micro-gels, carbon specks, and pinholes during high-speed biaxial stretching, ensuring zero web breaks.
High dirt-holding Reverse Dutch Weave continuous belts for auto-screen changers. Effectively captures paper fibers, wood dust, and foreign polymers from post-consumer waste.
Heavy-duty spot-welded multi-layer screen packs withstand high pressure differentials up to 250 Bar during dense pigment dispersion in twin-screw extruders.
Stainless steel candle filters and pleated filter elements preserve spinneret nozzle longevity by capturing particulate matter down to 10µm in PET/PP melt flow.
Fulfilling international standard certifications, seamless customs dispatch, and guaranteed quality control for smooth supply chain integration.
Fully compliant with ISO 9001:2015 quality systems, REACH (EC 1907/2006), RoHS 3 directives, and FDA 21 CFR 177.1520 for food-contact packaging applications.
Every batch undergoes rigorous ASTM E1282 alloy verification, Bubble Point Pore Size Testing (ISO 4003), wire mesh aperture uniformity scans, and ultrasonic degreasing checks.
DDP / FOB / CIF flexible delivery terms with rapid customs clearance. Consignment inventory programs available for long-term contract manufacturing plants in North America, EU, and SEA.
Staying ahead of market shifts toward circular economy processing, continuous non-stop extrusion, and high-porosity sintered metal technologies.
As global regulations mandate higher percentages of Post-Consumer Recycled (PCR) resin, extrusion lines face unprecedented levels of micro-contaminants. Multi-stage screen packs and continuous belt screens are becoming essential to prevent frequent line stops.
Replacing traditional woven wire screens with multi-layer sintered metal fiber felt elements increases dirt-holding capacity by up to 300%. This significantly extends maintenance intervals for high-capacity polymer film production lines.
Manual breaker plate changing is rapidly giving way to automatic continuous ribbon belt screen changers. High-tensile Reverse Dutch Weave screen belts move continuously under pressure, ensuring zero melt pressure spikes during operation.
Expert answers to common engineering, procurement, and maintenance questions regarding extruder screen mesh and polymer filtration elements.
Mesh selection depends on the polymer viscosity, contamination level, and downstream product tolerance. For standard blown film or sheet extrusion (PE/PP), a multi-layer pack combining a 20-mesh drainage layer, 80-mesh fine layer, and 20-mesh support layer is standard. For ultra-fine filtration (BOPP or synthetic fiber), Dutch twill weave or sintered metal fiber felt with sub-30 micron ratings is recommended.
Spot-welded screen packs bind multiple layers together at specific perimeter points, making them economical and effective for standard manual or hydraulic screen changers. Aluminum-rimmed or stainless steel-rimmed packs enclose the outer perimeter completely, offering superior sealing, preventing edge wire fraying, and eliminating melt bypass under high differential pressure.
While SS 304 is suitable for general polyolefins (LDPE, LLDPE, PP), SS 316L contains molybdenum, providing significantly higher resistance to chemical corrosion, pitting, and organic acids. SS 316L is essential when processing corrosive polymers such as PVC, fluoropolymers (PVDF), PET, or fire-retardant compounded additives.
Continuous screen belts are manufactured in long rolls using high-tensile Reverse Dutch Weave (RDW). The belt moves automatically across the melt flow stream inside continuous screen changers (such as Erema or Nordson systems). As dirty mesh fills with contaminants, the system index-advances clean mesh into place without interrupting melt flow or causing pressure drop spikes.
Yes! Stainless steel 304 and 316L candle filter elements and leaf disc filters are designed for long term cleanability. They can be refurbished through pyrolysis (TEG cleaning furnace), calcination, ultrasonic bath cleaning, and acid/alkali washing to restore original differential pressure flow characteristics.
Direct OEM factory supplier offering custom dimensions, OEM branding, and rapid international shipping.
