Maintain the highest standards of clarity, purity, and safety in your production with our industry-specific Liquid Filter Bags. Designed for direct contact with food and beverage products, our filter bags effectively remove impurities such as sediment, yeast, carbon fines, process aids, and potential haze-forming particles. From clarifying beer and wine to polishing juices, dairy streams, and process water, our solutions help protect downstream equipment, ensure consistent product quality, and comply with stringent food safety regulations. We focus on providing filtration security for brewers, wineries, soft drink manufacturers, dairy processors, and bottled water plants.

Features Designed for Food Safety & Process Integrity

Food-Safe Materials & Construction: Our primary materials—Polypropylene (PP) and Polyester (PE)—are selected for their compliance in food contact applications. Crucially, our manufacturing process does not use silicone oil on sewing machines, eliminating a potential chemical contaminant risk to your product.
Hygienic Design & Cleanability: Filter bags feature easily removable labels to prevent label fibers or inks from contaminating the filtrate. The precision-engineered stainless steel or plastic rings ensure a secure seal, minimizing dead zones where product could stagnate.
Precision Filtration Spectrum: Achieve your desired clarity with micron ratings from coarse (150μm) to absolute fine (0.5μm). This allows for versatile applications: coarse pre-filtration, bright polishing, or sterile-grade filtration in downstream processes.
Broad Chemical & Thermal Compatibility: PP and PE materials offer excellent resistance to a wide range of food-grade acids (like citric, tartaric), alkalis (CIP cleaners), and alcohols. PE's higher temperature tolerance (up to 130°C) is suitable for hot water sanitization cycles.
Validated Consistency: The precise manufacturing of ring components (diameter error <0.5mm) ensures consistent fit and performance batch after batch, supporting your quality assurance and process validation protocols.

Value Proposition: Purity, Protection, and Operational Efficiency

Investing in our specialized filter bags goes beyond particle removal; it's an investment in brand protection and operational reliability. By preventing contamination incidents and filter media failure, you reduce product loss, minimize downtime for changeovers and troubleshooting, and extend the life of more expensive downstream membrane filters. Our bags are designed to integrate seamlessly into your HACCP and sanitary design principles, providing a reliable, cost-effective consumable that underpins your commitment to quality.

Technical Specifications for Food & Beverage Applications

Parameter	Details & Recommendations
Primary Materials	Polypropylene (PP): Excellent for acids, alkalis, alcohols. Polyester (PE): For higher temperature processes (e.g., hot liquids, sanitization).
Key Sanitary Feature	Silicone-Oil-Free Manufacturing - Eliminates risk of odor/taste transfer or haze.
Typical Micron Ratings	Clarification: 10μm, 25μm, 50μm. Polishing/Brightening: 0.5μm, 1μm, 5μm. Coarse Pre-filtration: 75μm, 100μm, 150μm.
Standard Sizes	1# (7"x16"), 2# (7"x32"), 3# (4"x8.25"), 4# (4"x14"), 5# (6"x22")
Recommended Ring Types	Stainless Steel (SS): Durable, corrosion-resistant, suitable for CIP. Polypropylene Plastic: Lightweight, cost-effective, for lower temperature apps.
Max Operating Temp.	PP: 80-100°C; PE: 120-130°C (suitable for hot wash)
Compliance	Materials suitable for food contact; support for validation documentation.

Application Guide for Key Sectors

Beverage/Process	Typical Application Stage	Recommended Micron Range
Beer & Brewing	Final polishing, post-carbonation, bright beer tank	0.5μm - 5μm
Wine & Cider	Post-fermentation clarification, pre-bottling polish	1μm - 10μm
Juices & Soft Drinks	Pulp control, sheen polish, sugar syrup filtration	5μm - 50μm
Dairy	Whey clarification, process water, ingredient filtration	1μm - 25μm
Bottled Water	Pre-filter for UV/ozone, particulate removal	0.5μm - 10μm
CIP Return	Filtering cleaning solution for reuse	25μm - 100μm

Frequently Asked Questions

Q1: Are these filter bags suitable for direct food contact?

A1: Yes. Our Polypropylene (PP) and Polyester (PE) filter bags are manufactured from materials recognized as suitable for food contact applications. The critical silicone-oil-free production process further ensures no introduction of unauthorized process aids. We can provide supporting documentation for material compliance upon request.

Q2: How do your bags help prevent off-flavors or haze in beer?

A2: Two key ways: 1) No Silicone Oil: Eliminates a known cause of odor/taste transfer and potential non-biological haze. 2) Precise Micron Ratings: Our fine (0.5-5μm) bags effectively remove yeast cells, protein aggregates, and diatomaceous earth fines that contribute to chill haze, ensuring brilliant clarity and flavor stability.

Q3: Can these bags withstand Clean-in-Place (CIP) cycles with hot caustic?

A3: Yes. Polyester (PE) bags, with a temperature tolerance up to 130°C and good resistance to weak alkalis, are generally recommended for applications involving aggressive CIP chemicals. For standard hot water or milder acid sanitization, Polypropylene (PP) is also an excellent and cost-effective choice.

Q4: Why is the removable label feature important?

A4: In food processing, every potential contaminant matters. A fixed paper label could degrade or shed fibers into the product stream. Our easily removable labels allow you to discard them before use, ensuring only the clean filter media contacts your product, aligning with best practices for sanitary design.

Q5: We have a non-standard filter housing. Can you help?

A5: Absolutely. We specialize in OEM and custom sizing. Providing us with the dimensions of your filter basket or housing allows us to manufacture bags that ensure an optimal seal and full utilization of the filter area, maximizing efficiency and performance for your specific equipment.

Ratings & Review

Overall Rating

5.0

Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings

5 stars

100%

4 stars

3 stars

2 stars

1 stars

All Reviews

Emily Griffin

Italy Nov 20.2025

Helpful (17)

Responsive, reliable, and professional

Sophia

Colombia Oct 27.2025

Helpful (24)

Responsive, professional, and highly skilled.

John

Germany Oct 9.2025

Helpful (22)

Perfect fit, no modifications needed. Saved us time

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PRODUCTS DETAILS

Products

Detail Information

Product Description

Detail Information

Highlight

Food Grade Liquid Filter Bags

Silicone-Oil-Free Filter Bags

Precision Filtration Filtration Bags

Product Description

Food Grade Liquid Filter Bags: PP & PE Bags for Beverage, Dairy & Process Filtration

Certifiable Filtration for Food & Beverage Excellence

Features Designed for Food Safety & Process Integrity

Food-Safe Materials & Construction: Our primary materials—Polypropylene (PP) and Polyester (PE)—are selected for their compliance in food contact applications. Crucially, our manufacturing process does not use silicone oil on sewing machines, eliminating a potential chemical contaminant risk to your product.
Hygienic Design & Cleanability: Filter bags feature easily removable labels to prevent label fibers or inks from contaminating the filtrate. The precision-engineered stainless steel or plastic rings ensure a secure seal, minimizing dead zones where product could stagnate.
Precision Filtration Spectrum: Achieve your desired clarity with micron ratings from coarse (150μm) to absolute fine (0.5μm). This allows for versatile applications: coarse pre-filtration, bright polishing, or sterile-grade filtration in downstream processes.
Broad Chemical & Thermal Compatibility: PP and PE materials offer excellent resistance to a wide range of food-grade acids (like citric, tartaric), alkalis (CIP cleaners), and alcohols. PE's higher temperature tolerance (up to 130°C) is suitable for hot water sanitization cycles.
Validated Consistency: The precise manufacturing of ring components (diameter error <0.5mm) ensures consistent fit and performance batch after batch, supporting your quality assurance and process validation protocols.

Value Proposition: Purity, Protection, and Operational Efficiency

Technical Specifications for Food & Beverage Applications

Parameter	Details & Recommendations
Primary Materials	Polypropylene (PP): Excellent for acids, alkalis, alcohols. Polyester (PE): For higher temperature processes (e.g., hot liquids, sanitization).
Key Sanitary Feature	Silicone-Oil-Free Manufacturing - Eliminates risk of odor/taste transfer or haze.
Typical Micron Ratings	Clarification: 10μm, 25μm, 50μm. Polishing/Brightening: 0.5μm, 1μm, 5μm. Coarse Pre-filtration: 75μm, 100μm, 150μm.
Standard Sizes	1# (7"x16"), 2# (7"x32"), 3# (4"x8.25"), 4# (4"x14"), 5# (6"x22")
Recommended Ring Types	Stainless Steel (SS): Durable, corrosion-resistant, suitable for CIP. Polypropylene Plastic: Lightweight, cost-effective, for lower temperature apps.
Max Operating Temp.	PP: 80-100°C; PE: 120-130°C (suitable for hot wash)
Compliance	Materials suitable for food contact; support for validation documentation.

Application Guide for Key Sectors

Beverage/Process	Typical Application Stage	Recommended Micron Range
Beer & Brewing	Final polishing, post-carbonation, bright beer tank	0.5μm - 5μm
Wine & Cider	Post-fermentation clarification, pre-bottling polish	1μm - 10μm
Juices & Soft Drinks	Pulp control, sheen polish, sugar syrup filtration	5μm - 50μm
Dairy	Whey clarification, process water, ingredient filtration	1μm - 25μm
Bottled Water	Pre-filter for UV/ozone, particulate removal	0.5μm - 10μm
CIP Return	Filtering cleaning solution for reuse	25μm - 100μm

Frequently Asked Questions

Q1: Are these filter bags suitable for direct food contact?

Q2: How do your bags help prevent off-flavors or haze in beer?

Q3: Can these bags withstand Clean-in-Place (CIP) cycles with hot caustic?

Q4: Why is the removable label feature important?

Q5: We have a non-standard filter housing. Can you help?

Tags:

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Food Grade Silicone-Oil-Free Precision Filtration Liquid Filter Bags for Beverage and Dairy

Food Grade Liquid Filter Bags

Silicone-Oil-Free Filter Bags

Precision Filtration Filtration Bags

Overall Rating

Rating Snapshot

All Reviews

polypropylene filter media,

water filter cloth material,

Spunbond Filter Media

Cellulose Filter Media

Needle Punched Felt Fabric

Pleated Filter Cartridges

Dust Collector Filter Bags

Liquid Filter Bags

Gas Turbine Air Intake Filters

Automotive Paint Booth Filters

Laser Fume Filter Cartridge

Battery Recycling Dust Collection Filter

Pharmaceutical Coating Dust Collection

Food Grade Liquid Filter Bags

Silicone-Oil-Free Filter Bags

Precision Filtration Filtration Bags

polypropylene filter media,

water filter cloth material,