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Material Selection: Packaging bags for frozen foods should be made from materials that can withstand low temperatures without becoming brittle or cracking. Common materials include polyethylene (PE) and polypropylene (PP), which offer g...
2025.08.18
1. Custom-shaped spout pouches Size and capacity: Select the appropriate size and capacity based on the size and quantity of the items to be packaged. Ensure the pouch can accommodate the items while leaving sufficient space for seal...
2025.08.15
Pet Food Packaging Materials Food-grade materials: Pet food bags are typically made from materials that meet food safety standards, such as food-grade plastic, paper, or composite materials. Moisture-resistant materials: Since pet...
2025.08.13
Aluminum foil composite bags Strong barrier properties: Aluminum foil has excellent barrier properties, blocking oxygen, moisture, and light, thereby preventing coffee beans from oxidizing, becoming damp, or being affected by light, ...
2025.08.11
1. PE Polyethylene PE polyethylene is primarily made from polyethylene resin with small amounts of additives such as stabilizers. Polyethylene is an odorless, non-toxic, waxy solid with a milky white surface. Packaging bags made from...
2025.08.08
1. Bag manufacturing process Excessively high bag manufacturing temperatures can degrade the performance of the heat-sealing material at the heat-sealed joints, thereby increasing the bag rupture rate; excessive manufacturing pressur...
2025.08.07