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Yuyao Sanfeng Plastic Mold Co., Ltd. is a leading wholesale manufacturer specializing in cost-effective, food-grade kids’ water bottles, sports bottles, fruit infuser bottles, coffee mugs, and a variety of kitchen products.
Plastic kitchen storage containers build a protective barrier primarily through their airtight and leak-proof seals. These seals are designed to create a barrier that isolates the contents of the container from the external environment, including air, moisture, and potential contaminants.
Airtight Seals:
Many plastic kitchen storage containers are equipped with airtight seals, which are specially designed-lids or closures that fit snugly onto the container's rim. These seals are typically made from a flexible material such as silicone or rubber. When the lid is securely pressed or snapped onto the container, the airtight seal is formed.
Preventing Air Infiltration:
The airtight seal prevents air from infiltrating the container. Air contains oxygen, which can promote oxidation and spoilage of food items. By blocking the entry of air, the container inhibits the oxidative processes that cause food to deteriorate. This preservation of an oxygen-free environment helps maintain the freshness and quality of the stored food.
Moisture Barrier:
In addition to blocking air, plastic kitchen storage containers with airtight seals create a barrier against moisture. Moisture can lead to the growth of mold and bacteria, which can spoil food and pose health risks. The sealed environment inside the container helps to keep moisture out, reducing the risk of microbial contamination.
Protection from Contaminants:
The airtight seal also provides protection against external contaminants. It prevents dust, dirt, insects, and other foreign particles from entering the container and coming into contact with the food. This protection is particularly important for dry ingredients like flour, sugar, and grains, which are vulnerable to contamination.
Leak-Proof Design:
In addition to airtight seals, some plastic kitchen storage containers have a leak-proof design, especially those intended for storing liquids or wet ingredients. These containers feature a double-layered seal or gasket that prevents liquids from escaping. This design ensures that sauces, soups, dressings, and other liquids remain securely contained within the container, preventing messy spills during storage or transportation.
Controlled Atmosphere:
The sealed environment within the plastic container creates a controlled atmosphere. This controlled atmosphere reduces the growth of microorganisms that cause spoilage. It inhibits the proliferation of bacteria, molds, and yeasts, which require air and moisture to thrive.
Temperature Maintenance:
While plastic containers themselves do not control temperature, they can help maintain it. For example, when storing hot or cold foods in plastic containers, the airtight seal helps to retain the temperature of the contents for a longer period. This can be especially beneficial for keeping leftovers at a safe temperature in the refrigerator.
● Imported Tritan material container body
● BPA free
● Drop-resistant, durable and high-temperature resistant
● Transparent, safe and odorless