Filtration Consumables
Custom PTFE Water Quality Filter 202mm Diameter 142mm Membrane Corrosion Resistant Holder
Item Number : PL-CP04
Price varies based on specs and customizations
- Material
- High-Purity Polytetrafluoroethylene (PTFE)
- External Diameter
- 202 mm
- Membrane Compatibility
- 142 mm Diameter
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Product Overview


This high-purity fluid processing system represents the pinnacle of fluoropolymer engineering, specifically designed for high-volume, high-precision laboratory and industrial filtration. Manufactured from premium-grade Polytetrafluoroethylene (PTFE), this unit provides an uncompromising barrier against chemical degradation and sample contamination. The equipment is engineered to hold large-diameter membranes, making it an essential component for laboratories requiring high throughput without sacrificing the integrity of sensitive trace analysis or high-purity chemical processing.
Primarily utilized in environmental monitoring, pharmaceutical production, and semiconductor wet-bench processes, this filtration unit excels in handling the most aggressive media. Whether managing concentrated hydrofluoric acid or volatile organic solvents, the system maintains its structural and chemical integrity. Target industries include water quality analysis centers, specialty chemical manufacturers, and high-purity reagent suppliers who demand absolute reliability in their filtration workflows.
Confidence in this system stems from its robust, CNC-machined construction. Unlike molded alternatives that may contain stress points or internal voids, this unit is fabricated from solid PTFE stock to ensure maximum durability and long-term service life. The design prioritizes operational consistency, providing a stable platform for critical research and production tasks where failure is not an option. Buyers can rely on this equipment to deliver repeatable, high-accuracy results even under the most demanding industrial conditions.
Key Features
- Ultimate Chemical Inertness: Fabricated from 100% high-purity PTFE, this system is resistant to virtually all known chemicals, including strong oxidizers, mineral acids, and caustic bases. This ensures that the equipment itself never leaches contaminants into the filtrate, preserving the analytical purity required for trace metal analysis.
- Precision-Engineered Membrane Support: The internal support structure is machined to a high degree of flatness, providing uniform pressure distribution across the entire 142mm membrane surface. This prevents localized stretching or tearing of the filter media, ensuring consistent flow rates and optimal particle retention efficiency.
- Leak-Proof Clamping Mechanism: Utilizing a robust manual tightening bolt system, the unit creates a high-pressure seal between the upper and lower housings. This design eliminates side leakage and ensures that 100% of the fluid passes through the filtration membrane, even when operating under pressurized conditions.
- Enhanced Thermal Stability: The inherent properties of the fluoropolymer construction allow this unit to operate effectively across an extreme temperature range from -200°C up to +260°C. This makes it suitable for filtering hot aggressive acids or cryogenic liquids without compromising the structural seal or material properties.
- Direct Benchtop Stability: Integrated with sturdy support legs, the base of the unit is designed for stable, standalone operation. This eliminates the need for complex mounting hardware and allows technicians to position the filter directly on laboratory benches or within fume hoods for maximum convenience.
- Non-Shedding Material Construction: Unlike metallic or lower-grade polymer filters, this PTFE system does not shed fibers or particles. This is critical for applications where the filtered sample must remain free of any secondary particulates that could interfere with particle counting or gravimetric analysis.
- Optimized Fluid Dynamics: The inlet and outlet ports are scientifically designed to facilitate laminar flow and minimize dead volume. This ensures rapid fluid transfer and easy cleaning, reducing the risk of cross-contamination between different batches of samples.
- Industrial-Grade Durability: The heavy-walled construction is designed to withstand the rigors of high-volume industrial use. The material is naturally weather-resistant and UV-stable, ensuring that the unit will not become brittle or degrade over years of exposure to harsh laboratory environments.
Applications
| Application | Description | Key Benefit |
|---|---|---|
| Water Quality Monitoring | Filtration of large-volume environmental water samples for trace metal and organic pollutant analysis. | Zero leaching of contaminants into environmental samples. |
| Semiconductor Wet Processing | High-purity filtration of aggressive etching chemicals and photoresist solvents during wafer fabrication. | Exceptional resistance to hydrofluoric acid and solvents. |
| Pharmaceutical Purification | Final stage filtration of active pharmaceutical ingredients (APIs) in corrosive or high-purity solvent systems. | High thermal stability and non-shedding characteristics. |
| Trace Metal Analysis | Preparation of samples for ICP-MS and AAS where any background metallic contamination must be eliminated. | Ultra-high purity PTFE ensures background levels remain negligible. |
| Specialty Chemical Production | Filtering highly concentrated acids and bases before packaging or further synthesis. | Long-term reliability in extremely corrosive environments. |
| Battery Research | Handling and filtration of aggressive electrolytes and conductive salts for lithium-ion battery development. | Chemical compatibility with specialized organic carbonates. |
| Biological Sample Prep | Large-scale filtration of biological fluids where chemical sterilization of equipment is required. | Withstands aggressive cleaning protocols and autoclaving. |
Technical Specifications
| Feature | Specification Details (PL-CP04) |
|---|---|
| Model Number | PL-CP04 |
| Primary Material | High-Purity Polytetrafluoroethylene (PTFE) |
| External Body Diameter | 202 mm |
| Compatible Membrane Diameter | 142 mm |
| Sealing Method | Manual tightening bolts for high-integrity seal |
| Operating Temperature Range | -200°C to +260°C |
| Chemical Resistance | Full resistance to all acids, bases, solvents, and oxidizers |
| Surface Finish | CNC-machined flat support surface |
| Support Structure | Integrated heavy-duty support legs for benchtop use |
| Port Connections | Customizable inlet/outlet for various flexible tubing sizes |
| Maintenance | Fully disassemble-able for deep cleaning and sterilization |
| Customization Options | Dimensions, port sizes, and structural layout can be tailored |
Why Choose This Filtration System
Choosing this equipment means investing in precision-engineered reliability that surpasses standard laboratory consumables. Our focus on high-performance fluoropolymers ensures that every component of this unit is built to withstand the harshest chemical challenges without the risk of material failure or sample contamination. The solid PTFE construction offers a level of durability and chemical inertness that molded plastic or stainless steel components simply cannot match, especially when dealing with ultra-trace levels of analysis.
- Proven Long-Term Reliability: Designed for years of continuous service in the most aggressive environments, reducing the total cost of ownership through durability.
- Precision Custom CNC Fabrication: Each unit can be tailored to specific experimental requirements, from unique port sizes to specialized internal dimensions, ensuring a perfect fit for your workflow.
- Superior Build Quality: Solid-block PTFE machining eliminates the weaknesses found in welded or molded parts, providing a robust solution for pressurized filtration.
- Maximum Operational Consistency: The uniform membrane support and leak-proof seal guarantee reproducible results across every filtration cycle.
We specialize in delivering high-performance, custom-machined laboratory solutions tailored to your unique specifications. Contact us today to discuss your technical requirements or to request a quote for a customized filtration setup built to your exact standards.
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Product Datasheet
Custom PTFE Water Quality Filter 202mm Diameter 142mm Membrane Corrosion Resistant Holder
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