Porous stainless steel filters are commonly utilized in beer fermentation tanks. These filters, constructed from sintered stainless steel SS316L or SS304, function as submersible porous bodies, facilitating the direct diffusion of CO2 gas into the brewing liquid. In an optimal setup, the filter is positioned at the lowest point of the brite tank, ensuring the longest distance for CO2 to travel towards the top. Some brewers opt to employ a filter within a conical fermenter (or Uni Tank) instead of a brite tank.

Polished porous stainless steel filters are installed in fermentation tanks to separate and remove solid particles, impurities, and microorganisms from the fermentation mixture. The filters allow the liquid to pass through while retaining the unwanted particles or microorganisms, resulting in a clarified and purified product. The controlled porosity and precise pore size of the filters ensure efficient filtration and optimal fermentation conditions.

Polished Porous Stainless Steel Filters for Fermentation Tanks 6

Products Specifications

Material	stainless steel 316L/304
Filtration grade/Pore size	3um
Diameter	80mm
Length	350mm
Porosity	30%-40%
Technique	Sintering

Products Features

Polished Porous Stainless Steel Filters for Fermentation Tanks 2

1. Enhanced Hygiene: Polishing the filters creates a smooth and polished surface, reducing the risk of contamination. In the sensitive environment of fermentation, where microbial growth is desired, polished filters minimize the chances of unwanted microorganisms adhering to the filter surface, ensuring a hygienic process.

2. Easy Cleaning: The polished surface of the filters facilitates easy cleaning. It prevents the buildup of debris, solids, and microorganisms, enabling effective and efficient cleaning procedures. This ease of cleaning saves time and effort during maintenance.

3. Reduced Fouling: Polished filters exhibit a reduced tendency for fouling, which is the accumulation of solids or biofilms on the filter surface. The smooth surface discourages the attachment of particles and microorganisms, allowing for consistent and uninterrupted filtration performance.

Polished Porous Stainless Steel Filters for Fermentation Tanks 4

4. Improved Filtration Efficiency: The polished surface eliminates irregularities and imperfections, creating a uniform flow of liquid through the filter. This uniform flow enhances filtration efficiency by preventing channeling or bypassing of liquid, ensuring all the liquid passes through the filter media, resulting in optimal filtration results.

5. Corrosion Resistance: Polished stainless steel filters possess excellent corrosion resistance properties. In the corrosive environment of fermentation, where acids, alkalis, and other chemicals may be present, polished filters maintain their structural integrity and performance over time, ensuring reliability and durability.

6. Longevity: The combination of corrosion resistance and reduced fouling contributes to the longevity of polished filters. They can withstand the demands of fermentation processes, providing a longer service life compared to filters made from other materials.

Application

a. Biotechnology and Pharmaceuticals
Fermentation Tanks: These filters are indispensable for separating biomass, yeast, and other solids during fermentation processes.
Cell Culture: Used for sterile air and gas filtration in bioreactors and cell culture vessels.

b. Food and Beverage
Beer and Wine Production: Filters remove yeast, sediments, and unwanted particles, ensuring product clarity.
Dairy Processing: Used for milk clarification and whey filtration.

c. Chemical Processing
Catalyst Recovery: Filters capture catalyst particles during chemical reactions.
High-Purity Chemical Filtration: Ideal for ultra-pure chemical production.

d. Environmental Applications
Water Treatment: Filters remove suspended solids, algae, and bacteria.
Air Pollution Control: Used in scrubbers and exhaust systems.