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Anping County Boli Hardware Wiremesh Products Factory has been a trusted manufacturer of precision filtration solutions since 1998. Our Copper Powder Sintered Filter for Pharmaceutical Liquid Filtration High Purity is engineered to deliver exceptional performance in critical drug manufacturing processes. With an annual export value exceeding US$5 million and a global reach spanning North America, Europe, and Asia, we bring decades of expertise to every filter we produce. This high-purity copper sintered filter combines superior mechanical strength with excellent chemical resistance, ensuring consistent filtration results and long service life in demanding pharmaceutical environments.
Our copper powder sintered filters are manufactured using advanced powder metallurgy technology, where high-purity copper powders are compacted and sintered under controlled conditions to form a rigid, porous structure. The result is a filter medium with uniform pore distribution, high void volume, and excellent permeability. Designed specifically for pharmaceutical liquid filtration, these filters remove particulates, contaminants, and microbial debris while maintaining the integrity of valuable active ingredients. The high purity of the copper material minimizes the risk of leaching or contamination, meeting the stringent requirements of GMP and pharmaceutical standards.
Key Features & Benefits
- High Purity Copper Material: Made from 99.9% pure copper powder, ensuring no unwanted additives or impurities that could affect pharmaceutical liquids.
- Uniform Pore Structure: Controlled sintering process provides consistent pore sizes from 0.5 to 100 microns, enabling precise filtration grades tailored to your application.
- Excellent Chemical Resistance: Copper is resistant to many organic solvents, mild acids, and alkalis, making it suitable for a wide range of pharmaceutical formulations.
- High Mechanical Strength: The sintered structure offers robust durability, capable of withstanding high differential pressures and backwashing cycles without deformation.
- Thermal Stability: Operates effectively at temperatures up to 600°C, allowing sterilization and hot liquid filtration without degradation.
- Low Pressure Drop: High porosity ensures efficient flow rates, reducing energy consumption and improving process efficiency.
- Reusable & Regenerable: Filters can be cleaned through backwashing, ultrasonic cleaning, or chemical regeneration, extending service life and reducing replacement costs.
- Customizable Design: Available in cylindrical, disc, or custom shapes with threaded, flanged, or other connection types to integrate seamlessly into existing systems.
Technical Specifications (Typical)
| Parameter | Specification |
|---|---|
| Material | High-purity copper (≥99.9%) |
| Filtration Grade | Customizable (0.5–100 μm) |
| Porosity | 30% – 50% (adjustable) |
| Max Operating Temperature | 600°C (inert atmosphere) |
| Max Differential Pressure | 30 bar (at 20°C) |
| Dimensions | OD: 10–200 mm, Length: 50–1000 mm (custom) |
| Connection Type | Threaded (NPT/BSP), Flanged, or Custom |
These filters excel in pharmaceutical applications such as active pharmaceutical ingredient (API) purification, solvent filtration, fermentation broth clarification, sterile filtration (with proper validation), and catalyst recovery. The high-purity copper construction is particularly advantageous for processes where metal ion contamination must be avoided, as copper's inherent antimicrobial properties can also help reduce microbial growth in the filtration system.
Quality Assurance & Customization
Every filter undergoes rigorous quality control, including pore size distribution analysis, flow rate testing, and pressure integrity tests. We offer complete customization to meet your specific process requirements—whether you need a unique diameter, length, flange configuration, or filtration grade. Our engineering team works closely with clients to optimize filter design for maximum performance and longevity.
Anping County Boli Hardware Wiremesh Products Factory has been serving global clients since 1998, with annual export value reaching US$5–10 million. Our products are shipped from major Chinese ports including Tianjin, Qingdao, Shanghai, and Foshan, ensuring timely delivery worldwide. We have built a strong reputation in North America, South America, Europe, Southeast Asia, Africa, and the Middle East. Our commitment to quality, competitive pricing, and responsive customer support makes us a preferred partner for pharmaceutical manufacturers. Contact us today to discuss your filtration needs and request a sample or quotation. Experience the reliability of our copper powder sintered filters for your critical pharmaceutical liquid filtration applications.
Frequently Asked Questions (FAQ)
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Q: What is the typical lifespan of a copper powder sintered filter in pharmaceutical liquid filtration?
A: Lifespan depends on operating conditions and cleaning frequency. With proper backwashing and regeneration, these filters can last 1–3 years or more. The reusable design significantly reduces replacement costs compared to disposable filters. -
Q: Can the filter be sterilized?
A: Yes, the filter can withstand high temperatures (up to 600°C) and is compatible with autoclaving, steam sterilization, and chemical sterilization methods. However, please consult our technical team for specific sterilization parameters. -
Q: Are these filters suitable for sterile filtration of injectable drugs?
A: While the filters can achieve fine filtration grades (down to 0.5 μm), they are primarily designed for clarification and prefiltration. For sterile filtration, additional validation (e.g., bacterial retention testing) may be required. We can provide custom pore sizes and support validation studies. -
Q: What is the maximum flow rate?
A: Flow rate depends on filter dimensions, pore size, and differential pressure. As a guideline, a standard 2.5″ diameter × 10″ length filter with 20 μm grade can handle approximately 20–50 L/min at 1 bar ΔP. We can provide detailed flow curves based on your specific requirements. -
Q: Do you offer samples for testing?
A: Yes, we provide sample filters for evaluation. Please contact our sales team with your application details, and we will recommend the appropriate grade and size for testing. -
Q: Can the filter be used with corrosive chemicals?
A: Copper is resistant to many organic solvents, alcohols, and mild acids. However, it is not recommended for strong oxidizing acids (e.g., nitric acid) or ammonia solutions. For aggressive chemicals, we can discuss alternative sintered metal materials (e.g., stainless steel, titanium). -
Q: What is the manufacturing lead time?
A: Standard filters typically ship within 15–25 working days after order confirmation. Custom designs may require 20–40 working days depending on complexity. We also offer expedited production for urgent orders. -
Q: Are these filters compliant with GMP requirements?
A: Our manufacturing process follows strict quality control procedures. While we do not hold specific pharmaceutical certifications, our filters are designed to meet the material purity and performance standards expected in pharmaceutical applications. We can provide material certificates and test reports upon request.
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