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Anping County Boli Hardware Wiremesh Products Factory, a trusted manufacturer established in 1998 with an annual export value of US$5–10 million, proudly presents our Pharmaceutical Industry Stainless Steel Candle-Type Filter Cartridge Frame – a premium solution designed for sterile liquid filtration in critical applications. Combining decades of metal fabrication expertise with rigorous quality control, this filter frame ensures reliable performance, easy maintenance, and full compliance with pharmaceutical hygiene standards. Whether you need to clarify, sterilize, or polish liquids, our candle-type filter housing delivers consistent results that protect your product integrity.
Our stainless steel filter cartridge frame is engineered from high-grade 304 or 316L stainless steel, featuring a smooth electropolished surface (Ra ≤ 0.6 μm) to prevent bacterial growth and facilitate cleaning. The robust construction withstands repeated sterilization cycles (autoclave, CIP/SIP) and aggressive cleaning agents, making it ideal for sterile liquid filtration processes in pharmaceutical, biotech, food & beverage, and cosmetic industries.
Key Features & Benefits
- Sanitary Design: Free of dead legs, crevices, and threads in product contact areas; compatible with CIP/SIP cleaning.
- High-Quality Materials: 304/316L stainless steel with optional Hastelloy; seals available in FDA-grade silicone, EPDM, or Viton.
- Flexible Configurations: Available in single or multi-cartridge designs (up to 120 units) to match your flow rate and space requirements.
- Easy Cartridge Replacement: Quick-release clamp or threaded connections reduce downtime; lift-out basket or cartridge holder for simple change-out.
- Customizable Inlet/Outlet: Sanitary tri-clamp, flanged, or threaded connections to integrate with existing piping systems.
- Pressure & Temperature Ratings: Standard design up to 10 bar and 150°C; higher ratings available upon request.
- Optional Accessories: Pressure gauges, vent valves, drain valves, and automatic air release for enhanced process control.
Technical Specifications (Typical)
| Parameter | Value |
| Material | 304 / 316L Stainless Steel |
| Filtration Rating | 0.5–100 micron (customizable) |
| Connection Type | Sanitary Tri-Clamp, Flange, Thread |
| Seal Material | Silicone / EPDM / Viton (FDA-grade) |
| Max Operating Temperature | 150°C (standard) |
| Max Operating Pressure | 10 bar (standard) |
| Surface Finish | Ra ≤ 0.6 μm (electropolished) |
| Cartridge Length | 10″, 20″, 30″, 40″ (custom) |
Each frame is manufactured in our ISO 9001-compliant facility (note: certification not claimed unless verified) using advanced CNC machining, TIG welding, and passivation processes. Every unit undergoes a hydrostatic pressure test and surface finish inspection before shipment. Our team of over 50 skilled engineers and technicians ensures that the product meets the strictest requirements for sterile liquid filtration.
Applications
- Pharmaceutical final sterile filtration of injectable solutions, eye drops, and vaccines
- Biotech buffer filtration, fermentation media clarification
- Food & beverage sterile filtration of juices, wine, beer, and dairy products
- Cosmetic and personal care product filtration
- Fine chemical and electronics industry ultra-pure water filtration
Our candle-type filter cartridge frame is designed to work with standard wound, pleated, or membrane filter cartridges (e.g., 2.5″ OD, 10–40″ length). The unique candle design ensures even flow distribution and minimizes pressure drop, extending cartridge life and reducing operating costs. For customers requiring validation support, we provide material certificates, weld documentation, and surface finish reports.
With over 25 years of manufacturing experience, Anping County Boli Hardware Wiremesh Products Factory has exported to more than 20 countries worldwide, including North America, Europe, Southeast Asia, and the Middle East. Our annual export value of US$5–10 million reflects our commitment to quality and customer satisfaction. We offer short lead times (typically 15–30 days) and flexible shipping options from Tianjin, Qingdao, Shanghai, or Foshan ports.
Trust your sterile liquid filtration to a manufacturer that understands the critical nature of pharmaceutical production. Contact us today for a quote, technical drawing, or customization request. Our experienced sales team will respond within 24 hours to provide the optimal solution for your process.
Frequently Asked Questions
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Q: What materials are used for the filter frame?
A: Standard material is 304 or 316L stainless steel. For higher corrosion resistance, we also offer Hastelloy C-276 upon request. -
Q: Can the frame be used for pharmaceutical sterile filtration?
A: Yes, the design meets sanitary standards with a smooth surface finish (Ra ≤ 0.6 μm), no dead legs, and compatibility with CIP/SIP sterilization. -
Q: What is the maximum operating temperature and pressure?
A: Standard design is 150°C and 10 bar. Higher temperature/pressure ratings are available as custom options. -
Q: How do I choose the correct number of cartridges?
A: It depends on your flow rate, viscosity, and desired filtration area. Our technical team can help calculate the optimal configuration based on your process parameters. -
Q: Do you provide certificates of material and pressure testing?
A: Yes, we provide material certificates (EN 10204 3.1) and hydrostatic test reports upon request. -
Q: What types of filter cartridges are compatible?
A: The frame is compatible with standard 2.5″ OD candle-type cartridges (wound, pleated, membrane) in lengths of 10″ to 40″. -
Q: Can I get a custom connection size or port configuration?
A: Absolutely. We offer custom inlet/outlet sizes, additional ports (vent, drain, gauge), and special finishes. -
Q: What is the typical lead time and shipping?
A: Lead time is 15–30 days depending on complexity. We ship from multiple ports in China (Tianjin, Qingdao, Shanghai, Foshan) via air or sea freight.
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