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One-Way Air Valve Coffee Bean Packaging Bags

$0.2

≥1000
Piece/Pieces

Color Classification:

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Product Description

Product Attributes
Supply Ability & Additional Information
Packaging & Delivery

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Overview

Product Attributes

Brand: MST

Place Of Origin: China

Industry Application: Food

Supply Ability & Additional Information

Packaging: carton

Transportation: Ocean,Land,Air,Express

Supply Ability: 10ton

Port: Jiangmen

Payment Type: L/C,T/T,D/P,D/A,Paypal

Incoterm: FOB,EXW,DDP

Packaging & Delivery

Selling Units:: Piece/Pieces

Package Type:: carton

One-way air valve Coffee Bean Packaging Bags have revolutionized the way we preserve and enjoy our favorite coffee beans. This article explores the intricate factors influencing the oxidation reaction of coffee beans and delves into the design and components of these innovative packaging coffee bean bags.

Factors Influencing Coffee Bean Oxidation:

Fatty Acid Composition: The unsaturation level of free fatty acids within coffee beans directly impacts the oxidation rate. Higher unsaturation (more double bonds) leads to faster oxidation.
Surface Area Exposure: Increased surface area exposure accelerates the oxidation reaction. Finely ground coffee or beans with a larger exposed surface are more prone to rapid oxidation.
Moisture Content: Water absorbed by the beans participates in the oxidation reaction, with water activity exceeding 0.3 accelerating the process.
Mineral Elements: Certain metallic elements present in coffee beans act as catalysts, aiding in the oxidation process.
Temperature: Higher temperatures correspond to increased oxidation rates, emphasizing the importance of proper storage conditions.
Oxygen Concentration: Elevated levels of oxygen in the air expedite oxidation, necessitating protective packaging.
Light Exposure: Light facilitates the rapid decomposition of hydrogen peroxide, acting as a catalyst in the oxidation process.

coffee bean bags

Components of One-way Air Valve Coffee Bean Packaging Bags:

Eight-Side Seal Design: Ensures a secure and airtight seal, preventing external factors from compromising the coffee beans' freshness.
Multilayer Film Construction: Comprising three to four layers with varying thickness (0.05mm to 0.5mm), each layer serves a specific purpose:
- Inner Layer (PE): Directly contacts coffee beans, offering stability, non-toxicity, and resistance to most acids and bases.
- Middle Layer (AL): Acts as a barrier, made of high-purity aluminum, providing light reflection, airtightness, and moisture resistance.
- Outer Layer (PET): A non-toxic, tasteless polyester film offering protection, high strength, and printability. Consideration for environmental impact may lead to alternatives like kraft paper, providing a visually appealing and eco-friendly option.
One-way Air Valve: Positioned on the front of the bag, the valve consists of a top cover, base, and suction piece. It allows the release of internal gases when pressure exceeds a threshold, preventing external air from entering.
Convenient Seal and Pull Ring: The top of the bag features a pull ring for easy opening and a resealable inner sealing strip, ensuring freshness even after initial use.

One-way valve coffee packaging bags (2)

The design and materials of one-way air valve coffee bean packaging bags play a crucial role in preserving the quality and flavor of coffee beans. Understanding the factors influencing oxidation and choosing the right packaging can significantly enhance the freshness and enjoyment of your coffee.

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