Difference between transparent spout pouch (spout bag) and opaque spout pouch (spout bag)

Some benefits of transparent spout pouch:

The transparent spout pouch allows consumers to check the exact content and shape of the bag before buying;

The clear spout pouch makes your brand look more unique and makes it attractive;

It is suitable for content products requiring metal detector.

Some benefits of opaque spout pouch (mainly aluminum foil composites):

Good high barrier performance (oxygen transmittance OTR and water vapor transmittance WVTR are less than 0.05);

Longer shelf-life;

Better printing effect and more application of printing effect.

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Design custom style and accessories options:

Handle: Adding the handle to the body of the spout pouch to make it easy to carry and use, and give it a more unique appearance. Reinforced plastic handle can improve the stress of the handle and the grip feeling of the handle.

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Transparent window:

If you want an opaque spout pouch, but consumers want to see the content. Then the best choice is to choose a transparent material at the bottom of the fold (high barrier is available).

Transparent materials can leave transparent windows on the front or back by printing

Different styles of screw cap and nozzle: The same nozzle can be equipped with different types of screw cap, standard screw cap, child swallowing screw cap or customer mold screw cap (open mold).

Hanging hole: If you decide to make a spout pouch without stand up bottom or folding bottom, you should consider hanging hole. According to the hanging requirements of the countries, the hanging hole allows the product to be displayed without standing on the shelf.

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Round corner: The spout pouch is cut into three types: punching round corners of bags by machine, cutting round corners by manually and die-cutting round corners.

One way diversion valve: The one-way valve outflow of liquid and avoids the inflow of oxygen. (dimensions of the mold are applicable, others need to be customized separately)

What are the aspects of judging the quality of spout pouch?

To verify the quality of the spout pouch, you need to pay attention to:

Check the physical properties of the composite materials used to make spout pouch;

Inspect the barrier property (oxygen transmittance, water vapor transmittance) of the composite material for making spout pouch;

Performance of nozzle: texture quality, injection quality, air tightness, internal and external pressure resistance, easy opening, spout nozzle performances etc.

Consistency of design: consistency of shape, design and size of spout pouch.


Post time: May-23-2022