- Double-Walled Construction: This is the most crucial element. The bottle consists of two layers, usually made of stainless steel, separated by a gap.
- Vacuum Insulation: The air between the inner and outer walls is removed, creating a vacuum. Since there’s no medium for heat to travel through (conduction or convection), heat transfer is significantly minimized. This is the primary mechanism for temperature retention.
- Inner Wall Material: Typically made of high-quality stainless steel (often 18/8 food-grade stainless steel) which is non-reactive, durable, and doesn’t impart flavors. Some older or less common designs might use glass.
- Outer Wall Material: Also commonly stainless steel, often with an attractive finish (matte, glossy, powder-coated) and various colors. It provides structural integrity and protection.
- Lid/Cap: The lid is essential for preventing heat loss through the opening.
- Insulated Lid: Many modern insulated bottles feature an insulated lid, often with a silicone seal, to further minimize heat transfer.
Sale!
Bottles, Mugs & Tumblers
950ml Portable Dual Lid 316 Vacuum Bottle
Original price was: ₹1,149.00.₹799.00Current price is: ₹799.00.
| Weight | 1 kg |
|---|---|
| Dimensions | 10 × 10 × 10 cm |
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