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Custom Vacuum Zipper Bags with Plastic Valve - China Factory Direct Suppliers for Enhanced 2.0 Version

Introducing the innovative 2.0 version of the flat valve bag, a significant upgrade from the traditional design. Unlike the old flat valve bags that required no content beneath the flat area, our new version eliminates this inconvenience, providing a superior user experience. This creative solution has gained popularity across multiple sales channels, Manufactured from food-grade PA+PE material, our flat valve bags are transparent and boast a thickness of 180 µm. Featuring a smooth surface with round dots, they ensure not only functionality but also aesthetic appeal. Our product meets rigorous food safety standards, including FDA, LFGB, DGCCRF, BPA, and REACH certifications, As a reputable factory and a leading supplier based in China, we pride ourselves on delivering high-quality packaging solutions that cater to various needs. Experience the excellence of our flat valve bags and elevate your packaging game today!

Product Detail

Parameter Technical Specifications

SerialNumber	Indicator Name	Indicator Value
1	Deviation	±2.5 mm
2	Width deviation	±2.5mm
3	Thickness and deviation	round dot: 210±20 μm
4	Usage temperature	-20~~100℃
5	Oxygen permeability	PA/PE<30, PET/PE<40 cm³/(m² ·24h ·0.1MPa)
6	Impact resistance	>0.8J
7	Cutting resistance	≥5N

Size Dimensions & Packaging Specs

Width*Length	Weight	Boxgauge 473430cm
20*23cm	16.2g	500pcs/box
26*23cm	19.5g	400pcs/box
26*35cm	25g	400pcs/box

Product Image Overview & Structure

Packaging Project Application & Production Cases

Frequently Asked Questions Everything You Need to Know

What temperature range are these vacuum zipper bags suitable for?

These vacuum bags are engineered to operate reliably within a wide temperature range from -20℃ up to 100℃, making them ideal for both frozen storage and high-temperature processing such as sous-vide cooking.

What standard sizes and box packaging specifications are available?

Standard sizes include 20*23 cm (16.2g, 500 pcs/box), 26*23 cm (19.5g, 400 pcs/box), and 26*35 cm (25g, 400 pcs/box), all packaged in standard 47*34*30 cm cartons.

What is the oxygen barrier performance of these vacuum bags?

The bags offer high barrier protection against oxygen, featuring oxygen permeability ratings of PA/PE < 30 cm³/(m²·24h·0.1MPa) and PET/PE < 40 cm³/(m²·24h·0.1MPa) to ensure maximum freshness preservation.

What are the mechanical and puncture resistance properties?

The embossed round dot structure provides a thickness of 210±20 μm, an impact resistance greater than 0.8J, and a cutting resistance of ≥5N, effectively preventing punctures from sharp contents.

Can the vacuum zipper bags with plastic valves be reused?

Yes, the integrated plastic air valve and airtight zipper closure allow for easy air extraction with hand pumps or vacuum sealers, enabling clean opening, resealing, and repeated use.