Industry · Food and Beverage
From dairy to soft drinks, from vegetable oil to syrup lines: filtration engineering that preserves organoleptic properties and reduces microbiological risk to zero.
0,22–0,45 µm
Sterile final filter precision
Up to 40%
Annual consumable savings with a staged setup
CIP / SIP
AISI 316L hygienic housing
Critical points
In the food industry, filtration engineering aims to preserve a product’s taste, color and aroma (in short, its organoleptic properties) while reducing microbiological risk to zero. From dairy to soft drinks, from vegetable oils to syrup lines, clarity and purity at every stage are the direct result of a well-designed filtration strategy.
Single-stage filtration is not enough to maintain product purity and keep microbial load under control. Particles that cause visual defects in juices, wine or syrups are separated in staged systems without altering the product’s character. In the final stage, sterile cartridge filters rated 0.22–0.45 micron physically retain bacteria and mold spores, naturally extending shelf life. Another tangible benefit of the staged approach is cost control. Affordable pre-filters installed ahead of sensitive, relatively expensive final filters capture coarse sediment and significantly extend the time before the final stage clogs. This setup can save up to forty percent on annual filter consumable costs.
Solution: Pre-filter + sterile final filter
In food plants, hygiene is measured by how well equipment can be cleaned in place, that is, its CIP (Cleaning-in-Place) capability. Dead-leg-free filter housings made of AISI 316L stainless steel are fully compatible with CIP and SIP (Steaming-in-Place) processes. Smooth internal surfaces and hygienic fittings prevent biofilm formation on the lines, which means full compliance in audits and assured continuous production. Filter materials in direct contact with food must also not cause chemical migration into the product. Properly selected polymers and stainless steels do not alter the product’s chemical structure, and in food safety certification processes such as HACCP this compatibility is a legal requirement.
Solution: Dead-leg-free 316L housing
Air exchange inside tanks during the storage and transfer of liquid foods creates a serious contamination risk. Tank venting filters sterilize the air entering and leaving the tank, cutting the product off from dust and microorganisms in the environment. When storing sensitive beverages, this air barrier also stabilizes the product’s contact with oxygen and preserves its freshness. These filters are constantly exposed to airflow and ambient humidity as the tank fills and empties. Standard practice recommends replacing them once a year or verifying their performance with periodic integrity tests.
Solution: Tank venting filters
Production line
Select a stage on your line to see the Prosestim filters and micron range used at that point.
01 · Sediment · carbon
Sediment and activated carbon stages in process water protect taste and aroma.
02 · Sediment
Particles that cause visual defects in juices, wine or syrups are removed without altering the product’s character.
03 · Final filter protection
Affordable pre-filters capture coarse sediment and extend the time before the final stage clogs.
04 · 0,22–0,45 µm
In the final stage, 0.22–0.45 micron sterile cartridge filters physically retain bacteria and mold spores.
05 · Sterile air
Tank venting filters sterilize the air entering and leaving the tank.
Applications
The same filtration principles apply across applications, with different material and micron choices.
Soft drinks, juice and syrup.
Lenticular and sterile filtration.
Hygienic process water.
Clarity and filling.
Products used in this industry
Each product page lists the micron range, material compatibility and operating conditions.
Pleated micro cartridge filter with PES, PTFE, PVDF and PP membranes; 0.11–50 µm for sterile and precision filtration
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Stacked disc module cartridge filter, 0.2–60 µm, for wine, beer, juice and pharmaceutical lines
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Hygienic AISI 316L/304 stacked disc filter housing with 1–4 module capacity; bypass-free lenticular filtration for pharmaceuticals, beverages and chemicals
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Multifilament polyester bag filters, 75–1500 µm, rated up to 135 °C; for general-purpose coarse liquid filtration
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Chlorine, odor, taste and VOC removal with CTO and GAC activated carbon cartridge filters; suitable for food, pharmaceutical and chemical lines
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Stainless steel cartridge filter housing with AISI 304L/316L/316Ti body and 1–60 cartridge capacity
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