When selecting an insulated bottle, there are several key factors to consider to ensure you are purchasing a high-quality product. Here’s a comprehensive guide to help you make an informed decision:
Insulation Performance
One of the most important aspects of an insulated bottle is its ability to maintain the temperature of your beverage. To test this, fill the bottle with boiling water and screw the lid on tightly. After 2-3 minutes, touch the exterior and bottom of the bottle. If you feel any warmth, it indicates that the insulation performance is not good enough. A high-quality insulated bottle should not allow the heat to escape quickly.
Environmental Friendliness of Accessories
The materials used for the bottle’s accessories, such as the lid and any other plastic components, should be environmentally friendly. This can often be determined by smell and appearance. Food-grade plastic typically has a faint odor and a shiny, smooth surface. In contrast, ordinary plastic or recycled plastic will have a strong smell, a dull appearance, and may have rough edges. Using food-grade plastic ensures that your bottle is safer and more durable.
Material Identification
When it comes to stainless steel, the specifications are crucial. Stainless steel labeled as 18/8 indicates that the material contains 18% chromium and 8% nickel. Only materials meeting this standard are considered green, eco-friendly products. Such stainless steel is resistant to rust and corrosion, making it safe for long-term use.
Specific Identification Methods
Here are some specific methods to help you identify the quality of an insulated bottle:
1. Simple Vacuum Insulation Performance Test: Pour boiling water into the insulated bottle, screw the lid on tightly, and wait for 2-3 minutes. Touch the exterior surface of the bottle. If there is a noticeable warm sensation, it means the product has lost its vacuum seal and cannot provide effective insulation.
2. Seal Performance Test: Fill the bottle with water and screw the lid on tightly. Place the bottle flat on a table. There should be no water leakage. The lid should fit snugly with the mouth of the bottle, with no gaps and should screw on smoothly.
3. Plastic Accessories Identification: Food-grade new plastic has specific characteristics: it has a faint smell, a bright and smooth surface, no rough edges, and a long lifespan without easily aging. Ordinary or recycled plastic has a strong odor, a dull color, many rough edges, and tends to age and break easily.
4. Capacity Identification: The depth of the inner liner should be consistent with the height of the outer shell, with a difference of about 16-18mm. The capacity should match the advertised value. Some lower-quality insulated bottles may contain sand or cement blocks to make up for missing weight. A heavier bottle is not necessarily better.
5. Stainless Steel Material Identification: There are many types of stainless steel, but 18/8 stainless steel is the most reliable. It contains 18% chromium and 8% nickel. Materials meeting this standard comply with national food-grade standards and are eco-friendly, rust-resistant, and corrosion-resistant. Ordinary stainless steel often appears dull and whitish. If soaked in 1% salt water for 24 hours, it will show rust spots, indicating the presence of harmful elements that can pose health risks.
Conclusion
Choosing the right insulated bottle involves more than just picking one that looks good. By considering insulation performance, the environmental friendliness of accessories, and the quality of materials, you can ensure you are getting a product that is safe, durable, and effective. Use these guidelines to make a smart purchase and enjoy your beverages at the perfect temperature for longer.
Everich insulated water bottle is the perfect way to stay hydrated and enjoy your beverages. Made primarily from premium quality and BPA-free stainless steel, they are durable and retain less odor and taste from previous contents than most plastic bottles. A trusted water bottle factory & supplier, please feel free to contact us!
