China Factory Suppliers: Bulk Food Vacuum Bags

Wholesale Food Vacuum Bags- Manufacturers, Factory, Suppliers From China

By Zhucheng Huasu Packing Co., Ltd.  

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1. Company Overview  

Zhucheng Huasu Packing Co., Ltd., established in 1993, is a leading innovator in high-performance vacuum packaging solutions for the global food industry. Strategically located in Dongwaihuan Road, Weifang City, Shandong Province, China, our 10,000-square-meter manufacturing complex is equipped with $1.5 million USD in fixed assets and cutting-edge production technologies. With an annual output value of $3 million USD and a skilled workforce of 130 professionals, we specialize in producing high-barrier plastic films and food vacuum bags that meet the stringent demands of meat processors, seafood exporters, and ready-to-eat meal manufacturers worldwide.  

Our proprietary cast extrusion film technology, developed using American-made machinery and Japanese-sourced raw materials, ensures that our products rival international standards in durability, barrier performance, and sustainability. From high-temperature sterilization to ultra-low-temperature freezing, our vacuum bags are engineered to preserve freshness, extend shelf life, and withstand rigorous processing conditions.  

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2. Product Focus: Food Vacuum Bags  

Food vacuum bags are indispensable for maintaining product quality, preventing contamination, and reducing food waste. Our high-barrier vacuum bags are tailored for diverse food applications, offering unmatched protection against oxygen, moisture, and physical damage. Below, we detail our specialized solutions:  

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#2.1 High-Temperature Resistant Vacuum Bags (HT Series)  

Applications: Ideal for cooked meats, sous-vide meals, and retort-ready foods requiring sterilization at 121°C.  

Key Features:  

- Superior Barrier Properties: Oxygen Transmission Rate (OTR) ≤ 3 cm³/m²·24h·atm; Water Vapor Transmission Rate (WVTR) ≤ 5 g/m²·24h.  

- Thermal Stability: Withstands 121°C sterilization for 60 minutes without delamination or seal weakening.  

- Puncture Resistance: Tensile strength ≥ 45 MPa (machine direction); elongation at break ≥ 400%.  

- Deep-Draw Capability: Compatible with forming depths up to 25 mm for snug packaging around irregularly shaped products.  

Material Structure:  

- 5-Layer Co-Extruded Film: PA (Nylon)/EVOH (Ethylene Vinyl Alcohol)/Adhesive/PE (Polyethylene)/PP (Polypropylene).  

- Thickness Range: 80–200 microns (customizable).  

Benefits:  

- Extends shelf life to 12–18 months under refrigeration.  

- FDA and EU-compliant for direct food contact.  

- Maintains vacuum integrity during high-heat processing and transportation.  

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#2.2 Cryogenic Vacuum Bags (LT Series)  

Applications: Designed for frozen meats, seafood, ice creams, and chilled products stored at -40°C.  

Key Features:  

- Ultra-Low-Temperature Flexibility: Retains elasticity and resists cracking at -50°C.  

- High Clarity: Enhances product visibility for retail appeal.  

- Barrier Performance: OTR ≤ 5 cm³/m²·24h·atm; WVTR ≤ 8 g/m²·24h.  

Material Structure:  

- 5-Layer Co-Extruded Film: PET (Polyester)/EVOH/Adhesive/PA/PE.  

- Thickness Range: 60–150 microns.  

Benefits:  

- Preserves texture and moisture during freeze-thaw cycles.  

- Resists grease migration in fatty foods like bacon and sausages.  

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#2.3 Multi-Chamber Vacuum Bags  

Applications: Portion-controlled packaging for sliced deli meats, cheeses, and snacks.  

Key Features:  

- Pre-Scored Chambers: Easy-to-tear compartments for single servings.  

- Anti-Fog Coating: Optional inner layer to maintain product visibility.  

- High Seal Strength: ≥ 10 N/15mm to prevent leaks.  

Material Structure:  

- 7-Layer Film: PET/AL (Aluminum Foil)/NY/PE/EVOH/Adhesive/PP.  

- Thickness: 120–250 microns.  

Benefits:  

- Reduces food waste by enabling controlled portioning.  

- Compatible with vertical and horizontal form-fill-seal (VFFS/HFFS) machines.  

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3. Technical Specifications  

| Parameter                         | HT Series                   | LT Series                     | Multi-Chamber Bags |  

|-----------------------------|------------------------|------------------------|-------------------------|  

| Max Temperature         | 121°C                 | 100°C                  | 90°C                    |  

| Min Temperature         | -20°C                 | -40°C                  | -50°C                   |  

| OTR (cm³/m²·24h·atm)   | ≤ 3                   | ≤ 5                    | ≤ 0.5 (with AL foil)    |  

| WVTR (g/m²·24h)        | ≤ 5                   | ≤ 8                    | ≤ 1.5                   |  

| Tensile Strength (MD/CD)| 45 MPa / 40 MPa       | 40 MPa / 35 MPa        | 50 MPa / 45 MPa         |  

| Elongation at Break     | ≥ 400%                | ≥ 350%                 | ≥ 300%                  |  

| Seal Strength           | ≥ 8 N/15mm            | ≥ 6 N/15mm             | ≥ 10 N/15mm             |  

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4. Manufacturing Capabilities  

#4.1 Advanced Production Infrastructure  

- 5-Layer Co-Extrusion Cast Film Lines: Imported from the U.S., featuring automatic thickness control (±2% tolerance) and a production capacity of 500 kg/hour.  

- 6-Color Flexographic Printing Machines: High-resolution (175 LPI) printing with eco-friendly inks compliant with EU Regulation 10/2011 and FDA 21 CFR.  

- Dry Lamination Systems: Achieve bond strength ≥ 4 N/15mm using polyurethane adhesives.  

- High-Speed Bag Making Machines: Produce 200–300 bags/minute, customizable for gusseted, flat, or spouted designs.  

- Precision Slitting Machines: Ensure ±0.2 mm tolerance for consistent roll stock.  

#4.2 Quality Assurance & Certifications  

- In-House Laboratory: Tests for OTR, WVTR, heat seal strength, and migration resistance.  

- Certifications: ISO 9001 (Quality Management), ISO 22000 (Food Safety), BRCGS AA Grade, FDA, RoHS, and Halal/Kosher compliance.  

- Traceability: Laser-marked batch numbers and QR codes for full supply chain transparency.  

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5. Post-Sales Service Advantages  

#5.1 Customization & Rapid Prototyping  

- Tailored Solutions: Adjust film thickness, print designs (Pantone-matched), and bag dimensions (width: 100–600 mm).  

- Free Sample Development: Prototypes delivered within 7–10 days for client approval.  

#5.2 Technical Support  

- Dedicated R&D Team: 15 engineers offering material selection guidance and machinery compatibility checks.  

- On-Site Training: Assist clients in optimizing packaging lines for efficiency and waste reduction.  

#5.3 Global Logistics Network  

- Shipping Options: FOB, CIF, DDP terms via DHL, FedEx, and Maersk.  

- Lead Time: 25–35 days for bulk orders (MOQ: 5,000 sqm).  

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6. Global Export Expertise  

- Key Markets: USA, Germany, Japan, Australia, Saudi Arabia, and South Africa.  

- Compliance: Meets EU Regulation 10/2011, FDA 21 CFR, and Japan’s JFSL standards.  

- Multilingual Team: English, Spanish, Arabic, and Japanese-speaking account managers.  

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7. Sustainability Initiatives  

- Recyclable Materials: Mono-material PE/PP structures for easier recycling.  

- Energy Efficiency: Solar panels reduce carbon emissions by 30%.  

- Zero-Waste Production: 99% raw material utilization through closed-loop systems.  

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8. Case Studies  

#8.1 Client: Italian Ready-Meal Producer  

- Challenge: Required microwave-safe vacuum bags for pasta meals with 12-month shelf life.  

- Solution: HT Series bags with easy-peel seals and anti-fog coating.  

- Result: Achieved 40% faster production speeds and 98% customer satisfaction.  

#8.2 Client: Canadian Frozen Salmon Exporter  

- Challenge: Needed ultra-durable bags for -40°C storage without brittleness.  

- Solution: LT Series bags with cryogenic flexibility and high puncture resistance.  

- Result: Reduced packaging failure rates by 85% during transcontinental shipping.  

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9. Contact Information  

Factory Address: Dongwaihuan Road, Weifang City, Shandong Province, China  

Email: zhugeorge158@gmail.com  

WhatsApp: +86 15853635022  

Website: [https://www.huasupackaging.com  /]

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10. Why Choose Zhucheng Huasu?  

- 30+ Years of Expertise: Trusted by 500+ clients in 30+ countries.  

- End-to-End Solutions: From raw material extrusion to printed, finished bags.  

- Innovation Leadership: 10+ patents in high-barrier packaging technology.  

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For food vacuum bags that guarantee freshness, durability, and compliance with global standards, partner with Zhucheng Huasu Packaging – your gateway to innovative and sustainable food preservation. Contact us today to request samples or discuss your project!